grepcent / static financial knowledge base

KILROY REALTY CORP (KRC)

CIK: 0001025996. SIC: 6798 Real Estate Investment Trusts. Latest 10-K as of: 2026-02-11.

SIC breadcrumb: Finance, Insurance, And Real Estate > Holding And Other Investment Offices > SIC 6798 Real Estate Investment Trusts

SEC company page: https://www.sec.gov/edgar/browse/?CIK=1025996. Latest filing source: 0001628280-26-007051.

Informational only - descriptive public-record data, not investment advice.

Business

Read KRC's verbatim Item 1 Business section from its latest 10-K: Business.

Risk Factors

Read KRC's verbatim Item 1A Risk Factors from its latest 10-K: Risk Factors.

Selected Fundamentals

MetricValueUnitFYFiled
Revenue1,112,667,000USD20252026-02-11
Net income302,640,000USD20252026-02-11
Assets10,915,076,000USD20252026-02-11

Financials

Annual standardized facts from SEC companyfacts as of latest extracted filing date 2026-02-11. Source: https://data.sec.gov/api/xbrl/companyfacts/CIK0001025996.json. Derived margins, ratios, and free cash flow are computed from the extracted annual SEC facts.

Download these verified figures (annual + quarterly, with per-value filing provenance): JSON · CSV

Flow metrics use full-year FY periods from 10-K/10-K/A filings; balance-sheet metrics use FY-end instants. Free cash flow = operating cash flow - capital expenditures. Missing metrics are omitted rather than fabricated.

Metric201420152016201720182019202020212022202320242025
Revenue719,001,000747,298,000837,454,000898,397,000955,040,0001,096,987,0001,129,694,0001,135,629,0001,112,667,000
Net income238,604,000180,615,000277,926,000215,229,000207,293,000658,910,000259,493,000238,288,000232,954,000302,640,000
Diluted EPS2.421.512.551.861.635.361.971.801.772.32
Operating cash flow272,008,000347,012,000410,043,000386,521,000455,590,000516,403,000592,235,000602,589,000541,149,000566,313,000
Capital expenditures99,557,00088,425,000166,440,000147,687,000129,500,000120,611,00092,802,00097,393,000100,303,000116,025,000
Dividends paid126,839,000340,697,000179,411,000196,252,000224,578,000237,355,000247,556,000255,430,000256,306,000257,861,000
Assets5,633,736,0005,939,469,0007,765,707,0008,900,094,00010,000,708,00010,583,397,00010,796,987,00011,401,045,00010,898,357,00010,915,076,000
Liabilities2,909,800,0002,704,883,0003,564,446,0004,329,236,0004,723,387,0004,893,527,0005,122,026,0005,741,352,0005,289,488,0005,277,333,000
Stockholders' equity2,666,210,0003,170,966,0003,929,907,0004,293,510,0005,029,943,0005,440,060,0005,437,047,0005,428,161,0005,382,046,0005,420,807,000
Cash and cash equivalents193,418,00057,649,00051,604,00060,044,000731,991,000414,077,000347,379,000510,163,000165,690,000179,316,000
Free cash flow172,451,000258,587,000243,603,000238,834,000326,090,000395,792,000499,433,000505,196,000440,846,000450,288,000

Ratios

ROE and ROA use period-end equity/assets. Liabilities / equity uses total liabilities divided by stockholders' equity. Current ratio uses current assets divided by current liabilities when both are reported.

Metric201420152016201720182019202020212022202320242025
Net margin25.12%37.19%25.70%23.07%68.99%23.66%21.09%20.51%27.20%
Return on equity7.52%7.07%5.01%4.12%12.11%4.77%4.39%4.33%5.58%
Return on assets4.02%3.58%2.42%2.07%6.23%2.40%2.09%2.14%2.77%
Liabilities / equity1.090.850.911.010.940.900.941.060.980.97

Industry Peer Context

Each number-line places KRC against the min, median, and max of latest reported values among companies in the same SIC industry when at least three peers report that ratio.

Net margin peer context

KRC Net margin versus SIC peer range. Source: grepcent computed from latest SEC companyfacts ratios for SIC industry 6798; peer count 148.KRC Net margin versus SIC peer range. Source: grepcent computed from latest SEC companyfacts ratios for SIC industry 6798; peer count 148.148 SIC peersMin -122.2%Median 16.6%Max 97.9%KRC 27.2%

ROE peer context

KRC ROE versus SIC peer range. Source: grepcent computed from latest SEC companyfacts ratios for SIC industry 6798; peer count 151.KRC ROE versus SIC peer range. Source: grepcent computed from latest SEC companyfacts ratios for SIC industry 6798; peer count 151.151 SIC peersMin -49.4%Median 5.7%Max 103.0%KRC 5.6%

ROA peer context

KRC ROA versus SIC peer range. Source: grepcent computed from latest SEC companyfacts ratios for SIC industry 6798; peer count 155.KRC ROA versus SIC peer range. Source: grepcent computed from latest SEC companyfacts ratios for SIC industry 6798; peer count 155.155 SIC peersMin -34.4%Median 1.5%Max 42.5%KRC 2.8%

Financial Bridges

Waterfall figures reconcile reported SEC companyfacts components. Missing bridges are omitted when required components are not present for the same fiscal year.

Free cash flow = operating cash flow - capital expenditures

KRC FY2025 free cash flow bridge from reported figures.KRC FY2025 free cash flow bridge from reported figures.KRC free cash flow bridgeFY2025: operating cash flow less capital expendituresSource: SEC companyfacts FY2025.Free cash flow bridgeReported amount$0.0B$375.0M$750.0M$566.3MOperating cash flow-$116.0MCapex$450.3MFree cash flow

Figure provenance: SEC companyfacts FY 2025. Operating cash flow: accession 0001628280-26-007051; concept NetCashProvidedByUsedInOperatingActivities; source concepts us-gaap:NetCashProvidedByUsedInOperatingActivities | Capital expenditures: accession 0001628280-26-007051; concept PaymentsForCapitalImprovements; source concepts us-gaap:PaymentsForCapitalImprovements | Free cash flow: accession 0001628280-26-007051; concept NetCashProvidedByUsedInOperatingActivities - PaymentsForCapitalImprovements; source concepts us-gaap:NetCashProvidedByUsedInOperatingActivities; us-gaap:PaymentsForCapitalImprovements

Financial Charts

KRC revenue, last 5 periods. Source: SEC companyfacts FY2025.KRC revenue, last 5 periods. Source: SEC companyfacts FY2025.KRC RevenueLatest point: FY2025 = $1.1BSource: SEC companyfacts FY2025.Fiscal yearReported revenue$0.0B$1.0B$2.0BFY2021FY2022FY2023FY2024FY2025

Figure provenance: SEC companyfacts. Latest point: FY 2025 ended 2025-12-31; accession 0001628280-26-007051; filed 2026-02-11. Concept: Revenues. Source concepts: us-gaap:Revenues.

KRC net income, last 5 periods. Source: SEC companyfacts FY2025.KRC net income, last 5 periods. Source: SEC companyfacts FY2025.KRC Net incomeLatest point: FY2025 = $302.6MSource: SEC companyfacts FY2025.Fiscal yearNet income$0.0B$375.0M$750.0MFY2021FY2022FY2023FY2024FY2025

Figure provenance: SEC companyfacts. Latest point: FY 2025 ended 2025-12-31; accession 0001628280-26-007051; filed 2026-02-11. Concept: ProfitLoss. Source concepts: us-gaap:ProfitLoss.

KRC diluted eps, last 5 periods. Source: SEC companyfacts FY2025.KRC diluted eps, last 5 periods. Source: SEC companyfacts FY2025.KRC Diluted EPSLatest point: FY2025 = $2.32/shareSource: SEC companyfacts FY2025.Fiscal yearDiluted EPS (USD/share)$0.00/share$4.00/share$8.00/shareFY2021FY2022FY2023FY2024FY2025

Figure provenance: SEC companyfacts. Latest point: FY 2025 ended 2025-12-31; accession 0001628280-26-007051; filed 2026-02-11. Concept: EarningsPerShareDiluted. Source concepts: us-gaap:EarningsPerShareDiluted.

KRC operating cash flow, last 5 periods. Source: SEC companyfacts FY2025.KRC operating cash flow, last 5 periods. Source: SEC companyfacts FY2025.KRC Operating cash flowLatest point: FY2025 = $566.3MSource: SEC companyfacts FY2025.Fiscal yearOperating cash flow$0.0B$375.0M$750.0MFY2021FY2022FY2023FY2024FY2025

Figure provenance: SEC companyfacts. Latest point: FY 2025 ended 2025-12-31; accession 0001628280-26-007051; filed 2026-02-11. Concept: NetCashProvidedByUsedInOperatingActivities. Source concepts: us-gaap:NetCashProvidedByUsedInOperatingActivities.

KRC capital expenditures, last 5 periods. Source: SEC companyfacts FY2025.KRC capital expenditures, last 5 periods. Source: SEC companyfacts FY2025.KRC Capital expendituresLatest point: FY2025 = $116.0MSource: SEC companyfacts FY2025.Fiscal yearCapital expenditures$0.0B$125.0M$250.0MFY2021FY2022FY2023FY2024FY2025

Figure provenance: SEC companyfacts. Latest point: FY 2025 ended 2025-12-31; accession 0001628280-26-007051; filed 2026-02-11. Concept: PaymentsForCapitalImprovements. Source concepts: us-gaap:PaymentsForCapitalImprovements.

KRC dividends paid, last 5 periods. Source: SEC companyfacts FY2025.KRC dividends paid, last 5 periods. Source: SEC companyfacts FY2025.KRC Dividends paidLatest point: FY2025 = $257.9MSource: SEC companyfacts FY2025.Fiscal yearDividends paid$0.0B$250.0M$500.0MFY2021FY2022FY2023FY2024FY2025

Figure provenance: SEC companyfacts. Latest point: FY 2025 ended 2025-12-31; accession 0001628280-26-007051; filed 2026-02-11. Concept: PaymentsOfDividendsCommonStock. Source concepts: us-gaap:PaymentsOfDividendsCommonStock.

KRC assets, last 5 periods. Source: SEC companyfacts FY2025.KRC assets, last 5 periods. Source: SEC companyfacts FY2025.KRC AssetsLatest point: FY2025 = $10.9BSource: SEC companyfacts FY2025.Fiscal yearAssets$0.0B$10.0B$20.0BFY2021FY2022FY2023FY2024FY2025

Figure provenance: SEC companyfacts. Latest point: FY 2025 ended 2025-12-31; accession 0001628280-26-007051; filed 2026-02-11. Concept: Assets. Source concepts: us-gaap:Assets.

KRC liabilities, last 5 periods. Source: SEC companyfacts FY2025.KRC liabilities, last 5 periods. Source: SEC companyfacts FY2025.KRC LiabilitiesLatest point: FY2025 = $5.3BSource: SEC companyfacts FY2025.Fiscal yearLiabilities$0.0B$3.0B$6.0BFY2021FY2022FY2023FY2024FY2025

Figure provenance: SEC companyfacts. Latest point: FY 2025 ended 2025-12-31; accession 0001628280-26-007051; filed 2026-02-11. Concept: Liabilities. Source concepts: us-gaap:Liabilities.

KRC stockholders' equity, last 5 periods. Source: SEC companyfacts FY2025.KRC stockholders' equity, last 5 periods. Source: SEC companyfacts FY2025.KRC Stockholders' equityLatest point: FY2025 = $5.4BSource: SEC companyfacts FY2025.Fiscal yearStockholders' equity$0.0B$3.0B$6.0BFY2021FY2022FY2023FY2024FY2025

Figure provenance: SEC companyfacts. Latest point: FY 2025 ended 2025-12-31; accession 0001628280-26-007051; filed 2026-02-11. Concept: StockholdersEquity. Source concepts: us-gaap:StockholdersEquity.

KRC cash and cash equivalents, last 5 periods. Source: SEC companyfacts FY2025.KRC cash and cash equivalents, last 5 periods. Source: SEC companyfacts FY2025.KRC Cash and cash equivalentsLatest point: FY2025 = $179.3MSource: SEC companyfacts FY2025.Fiscal yearCash and cash equivalents$0.0B$375.0M$750.0MFY2021FY2022FY2023FY2024FY2025

Figure provenance: SEC companyfacts. Latest point: FY 2025 ended 2025-12-31; accession 0001628280-26-007051; filed 2026-02-11. Concept: CashAndCashEquivalentsAtCarryingValue. Source concepts: us-gaap:CashAndCashEquivalentsAtCarryingValue.

KRC free cash flow, last 5 periods. Source: SEC companyfacts FY2025.KRC free cash flow, last 5 periods. Source: SEC companyfacts FY2025.KRC Free cash flowLatest point: FY2025 = $450.3MSource: SEC companyfacts FY2025.Fiscal yearFree cash flow$0.0B$375.0M$750.0MFY2021FY2022FY2023FY2024FY2025

Figure provenance: SEC companyfacts. Latest point: FY 2025 ended 2025-12-31; accession 0001628280-26-007051; filed 2026-02-11. Concept: NetCashProvidedByUsedInOperatingActivities - PaymentsForCapitalImprovements. Source concepts: us-gaap:NetCashProvidedByUsedInOperatingActivities; us-gaap:PaymentsForCapitalImprovements.

Quarterly

Quarterly standardized facts from SEC companyfacts as of latest extracted filing date 2026-04-28. Source: https://data.sec.gov/api/xbrl/companyfacts/CIK0001025996.json.

Flow metrics use discrete quarter-length periods from 10-Q/10-Q/A filings. Q4 revenue and net income are derived only when annual FY and nine-month YTD facts exist for the same fiscal year; derived Q4 values are labeled. EPS Q4 is not derived.

QuarterEnd DateRevenueNet IncomeDiluted EPSMethod
2022-Q22022-06-300.40reported discrete quarter
2022-Q32022-09-300.68reported discrete quarter
2023-Q12023-03-310.48reported discrete quarter
2023-Q22023-03-3165,230,000reported discrete quarter
2023-Q22023-06-30284,282,0000.47reported discrete quarter
2023-Q32023-06-3061,275,000reported discrete quarter
2023-Q32023-09-30283,594,0000.45reported discrete quarter
2023-Q42023-12-31269,016,00053,046,000derived Q4 = FY annual - nine-month YTD
2024-Q12024-03-31278,581,00055,700,0000.42reported discrete quarter
2024-Q22024-03-3155,700,000reported discrete quarter
2024-Q22024-06-30280,731,0000.41reported discrete quarter
2024-Q32024-06-3054,547,000reported discrete quarter
2024-Q32024-09-30289,938,0000.44reported discrete quarter
2024-Q42024-12-31286,379,00065,034,000derived Q4 = FY annual - nine-month YTD
2025-Q12025-03-31270,844,00043,681,0000.33reported discrete quarter
2025-Q22025-03-3143,681,000reported discrete quarter
2025-Q22025-06-30289,892,0000.57reported discrete quarter
2025-Q32025-06-3079,568,000reported discrete quarter
2025-Q32025-09-30279,744,0001.31reported discrete quarter
2025-Q42025-12-31272,187,00017,109,000derived Q4 = FY annual - nine-month YTD
2026-Q12026-03-31270,053,000-14,673,000-0.16reported discrete quarter

Quarterly Charts

KRC quarterly revenue, last 12 periods. Source: SEC companyfacts 2026-Q1.KRC quarterly revenue, last 12 periods. Source: SEC companyfacts 2026-Q1.KRC Quarterly RevenueLatest point: 2026-Q1 = $270.1MSource: SEC companyfacts 2026-Q1.Fiscal quarterQuarterly Revenue$0.0B$250.0M$500.0M2023-Q22023-Q32023-Q42024-Q12024-Q22024-Q32024-Q42025-Q12025-Q22025-Q32025-Q42026-Q1

Figure provenance: SEC companyfacts. Latest point: FY 2026 ended 2026-03-31; accession 0001628280-26-028013; filed 2026-04-28. Concept: Revenues. Source concepts: us-gaap:Revenues.

KRC quarterly net income, last 12 periods. Source: SEC companyfacts 2026-Q1.KRC quarterly net income, last 12 periods. Source: SEC companyfacts 2026-Q1.KRC Quarterly Net incomeLatest point: 2026-Q1 = -$14.7MSource: SEC companyfacts 2026-Q1.Fiscal quarterQuarterly Net income-$250.0M$0.0B$250.0M2023-Q22023-Q32023-Q42024-Q12024-Q22024-Q32024-Q42025-Q12025-Q22025-Q32025-Q42026-Q1

Figure provenance: SEC companyfacts. Latest point: FY 2026 ended 2026-03-31; accession 0001628280-26-028013; filed 2026-04-28. Concept: ProfitLoss. Source concepts: us-gaap:ProfitLoss.

KRC quarterly diluted eps, last 12 periods. Source: SEC companyfacts 2026-Q1.KRC quarterly diluted eps, last 12 periods. Source: SEC companyfacts 2026-Q1.KRC Quarterly Diluted EPSLatest point: 2026-Q1 = -$0.16/shareSource: SEC companyfacts 2026-Q1.Fiscal quarterQuarterly Diluted EPS (USD/share)-$0.50/share$0.00/share$2.00/share2022-Q22022-Q32023-Q12023-Q22023-Q32024-Q12024-Q22024-Q32025-Q12025-Q22025-Q32026-Q1

Figure provenance: SEC companyfacts. Latest point: FY 2026 ended 2026-03-31; accession 0001628280-26-028013; filed 2026-04-28. Concept: EarningsPerShareDiluted. Source concepts: us-gaap:EarningsPerShareDiluted.

Macro Cross-References

Latest quarter (10-Q)

Latest 10-Q source: 0001628280-26-050215.

Extracted structurally from real Item 2 body heading to real Item 3/4 boundary. Confidence: high. Filing date: 2026-07-28. Report date: 2026-06-30.

ITEM 2. MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

The following discussion relates to our consolidated financial statements and should be read in conjunction with the financial statements and notes thereto appearing elsewhere in this report. The results of operations discussion is combined for the Company and the Operating Partnership because there are no material differences in the results of operations between the two reporting entities.

Forward-Looking Statements

Statements contained in this “Item 2. Management’s Discussion and Analysis of Financial Condition and Results of Operations” that are not historical facts may be forward-looking statements. Forward-looking statements include, among other things, statements or information concerning our plans, objectives, capital resources, portfolio performance, results of operations, projected future occupancy and rental rates, lease expirations, debt maturities, potential investments, strategies such as capital recycling, development and redevelopment activity, projected construction costs, projected construction commencement and completion dates, projected square footage of space that could be constructed on undeveloped land that we own, projected rentable square footage of or number of units in properties under construction or in the development pipeline, anticipated proceeds from capital recycling activity or other dispositions and anticipated dates of those activities or dispositions, projected increases in the value of properties, dispositions, future executive incentive compensation, pending, potential or proposed acquisitions, plans to grow our Net Operating Income and FFO, our ability to re-lease properties at or above current market rates, anticipated market conditions and demographics and other forward-looking financial data, as well as the discussion in “—Factors That May Influence Future Results of Operations,” “—Liquidity and Capital Resources of the Company,” and “—Liquidity and Capital Resources of the Operating Partnership.” Forward-looking statements can be identified by the use of words such as “believes,” “expects,” “projects,” “may,” “will,” “should,” “seeks,” “approximately,” “intends,” “plans,” “pro forma,” “estimates”, or “anticipates” and the negative of these words and phrases and similar expressions that do not relate to historical matters. Forward-looking statements are based on our current expectations, beliefs, and assumptions, and are not guarantees of future performance. Forward-looking statements are inherently subject to uncertainties, risks, changes in circumstances, trends, and factors that are difficult to predict, many of which are outside of our control. Accordingly, actual performance, results, and events may vary materially from those indicated or implied in the forward-looking statements, and you should not rely on the forward-looking statements as predictions of future performance, results, or events. Numerous factors could cause actual future performance, results, and events to differ materially from those indicated in the forward-looking statements, including, among others: global market and general economic conditions, including actual and potential tariffs and periods of heightened inflation, and their effect on us and our tenants; adverse economic or real estate conditions generally, and specifically, in the states of California, Texas, and Washington; risks associated with our investment in real estate assets, which are illiquid, and with trends in the real estate industry; defaults on or non-renewal of leases by tenants; any significant downturn in tenants’ businesses, including bankruptcy, lack of liquidity or lack of funding, and the impact labor disruptions or strikes, such as episodic strikes in the media industry, may have on our tenants’ businesses; our ability to re-lease property at or above current market rates; reduced demand for office space, including as a result of remote working and flexible working arrangements that allow work from remote locations other than an employer’s office premises; costs to comply with government regulations, including environmental remediation; the availability of cash for distribution and debt service, and exposure to risk of default under debt obligations; increases in interest rates and our ability to manage interest rate exposure; changes in interest rates and the availability of financing on attractive terms or at all, which may adversely impact our future interest expense and our ability to pursue development, redevelopment, and acquisition opportunities and refinance existing debt; a decline in real estate asset valuations, which may limit our ability to dispose of assets at attractive prices, or obtain or maintain debt financing, and which may result in write-offs or impairment charges; significant competition, which may decrease the occupancy and rental rates of properties; potential losses that may not be covered by insurance; the ability to successfully complete acquisitions and dispositions on announced terms; the ability to successfully operate acquired, developed, and redeveloped properties; the ability to successfully complete development and redevelopment projects on schedule and within budgeted amounts; delays or refusals in obtaining all necessary zoning, land use, and other required entitlements, governmental permits and authorizations for our development and redevelopment properties; increases in anticipated capital expenditures, tenant improvement, and/or leasing costs; defaults on leases for land on which some of our properties are located; adverse changes to, or enactment or implementations of, tax laws or other applicable laws, regulations, or legislation, as well as business and consumer reactions to such changes; risks associated with joint venture investments, including our lack of sole decision-making authority, our reliance on co-venturers’ financial condition and disputes between us and our co-venturers; environmental uncertainties and risks related to natural disasters; risks associated with climate change and our sustainability strategies, and our ability to achieve our sustainability goals; and our ability to maintain our status as a REIT. The factors included in this report are not exhaustive and additional factors could adversely affect our business and financial performance. For a discussion of additional factors that could materially adversely affect the

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Company’s and the Operating Partnership’s business and financial performance, see the discussion below, as well as in “Part I, Item 1A. Risk Factors” and “Part II, Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations” in the Company’s and the Operating Partnership’s annual report on Form 10-K for the year ended December 31, 2025, and their respective other filings with the SEC. All forward-looking statements are based on currently available information and speak only as of the dates on which they are made. We assume no obligation to update any forward-looking statement that becomes untrue because of subsequent events, new information, or otherwise, except to the extent we are required to do so in connection with our ongoing requirements under federal securities laws.

Overview and Background

We are a self-administered REIT active in premier office, life science, and mixed-use property types in the United States. We own, manage, develop, and acquire primarily premier office and life science properties in the San Francisco Bay Area, Los Angeles, Seattle, San Diego, and Austin, which are markets we believe have long-term strategic advantages and strong barriers to entry. We own our interests in all of our real estate assets and conduct substantially all of our operations through the Operating Partnership, of which we owned an approximate 99.0% and 99.1% common general partnership interest as of June 30, 2026 and December 31, 2025, respectively. All of our properties and development and redevelopment projects are 100% owned, excluding four office properties and one future development project owned by the Consolidated Property Partnerships. As of June 30, 2026, all of our properties are held in fee except for the fourteen office buildings that are held subject to long-term ground leases.

Stabilized Portfolio Information

As of June 30, 2026, our stabilized portfolio was comprised of 123 office and life science properties encompassing an aggregate of approximately 17.1 million rentable square feet. This portfolio includes all properties except properties under development and redevelopment or in the tenant improvement phase, undeveloped land, and real estate assets held for sale, if any. Our stabilized portfolio also excludes our future development pipeline, which, as of June 30, 2026, was comprised of nine potential development sites.

The following table reconciles the changes in the rentable square feet in our stabilized portfolio of operating properties from December 31, 2025 to June 30, 2026, inclusive of four properties owned by the Consolidated Property Partnerships and excluding our residential portfolio:

Number of BuildingsRentable Square Feet
Total as of December 31, 202512116,292,164
Completed development properties placed in-service3871,738
Dispositions (1)(1)(39,192)
Remeasurements (2)—3,346
Total as of June 30, 202612317,128,056

________________________

(1)Excludes Kilroy Sabre Springs, which was classified as held for sale as of December 31, 2025 and not included in the stabilized portfolio, and the two residential properties disposed of in April 2026, measured in units.

(2)Represents a recalculation of a property's rentable square footage using updated industry measurement standards.

Occupancy Information

The following table sets forth certain information regarding our stabilized portfolio, excluding our residential portfolio, as of the end of the period presented:

June 30, 2026March 31, 2026December 31, 2025
RegionNumber of BuildingsRentable Square FeetOccupancyNumber of BuildingsRentable Square FeetOccupancyNumber of BuildingsRentable Square FeetOccupancy
San Francisco Bay Area336,436,70975.3%336,436,70975.2%305,564,97186.2%
Los Angeles524,246,04872.5%524,242,38574.8%524,242,38675.1%
Seattle102,997,30778.9%102,997,30779.3%102,997,62380.0%
San Diego272,689,01784.1%272,689,01784.6%282,728,20983.7%
Austin1758,97584.0%1758,97583.2%1758,97582.2%
Total12317,128,05677.0%12317,124,39377.6%12116,292,16481.6%

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The following table sets forth the average occupancy of certain property groups within our stabilized portfolio for the periods presented:

Average Occupancy (1)
Three Months Ended June 30,Six Months Ended June 30,
2026202520262025
Stabilized Office & Life Science Portfolio (2)77.6%80.8%77.5%81.1%
Same Property Portfolio (3)82.0%81.0%82.0%81.4%
Residential Portfolio (4)95.6%93.8%95.3%94.5%

________________________

(1)Occupancy percentages reported are calculated as the average of the da

[Excerpt truncated for page length; source filing is linked above.]

Latest 10-K MD&A

Extracted structurally from real Item 7 body heading to real Item 7A/8 boundary. Confidence: high. Filing date: 2026-02-11. Report date: 2025-12-31.

ITEM 7.     MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

The following discussion relates to our consolidated financial statements and should be read in conjunction with the financial statements and notes thereto appearing elsewhere in this report. The results of operations discussion is combined for the Company and the Operating Partnership because there are no material differences in the results of operations between the two reporting entities.

Forward-Looking Statements

Statements contained in this “Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations” that are not historical facts may be forward-looking statements. Forward-looking statements include, among other things, statements or information concerning our plans, objectives, capital resources, portfolio performance, results of operations, projected future occupancy and rental rates, lease expirations, debt maturities, potential investments, strategies such as capital recycling, development and redevelopment activity, projected construction costs, projected construction commencement and completion dates, projected square footage of space that could be constructed on undeveloped land that we own, projected rentable square footage of or number of units in properties under construction or in the development pipeline, anticipated proceeds from capital recycling activity or other dispositions and anticipated dates of those activities or dispositions, projected increases in the value of properties, dispositions, future executive incentive compensation, pending, potential or proposed acquisitions, plans to grow our NOI and FFO, our ability to re-lease properties at or above current market rates, anticipated market conditions and demographics and other forward-looking financial data, as well as the discussion in “—Factors That May Influence Future Results of Operations,” “—Liquidity and Capital Resource of the Company,” and “—Liquidity and Capital Resources of the Operating Partnership.” Forward-looking statements can be identified by the use of words such as “believes,” “expects,” “projects,” “may,” “will,” “should,” “seeks,” “approximately,” “intends,” “plans,” “pro forma,” “estimates”, or “anticipates” and the negative of these words and phrases and similar expressions that do not relate to historical matters. Forward-looking statements are based on our current expectations, beliefs, and assumptions, and are not guarantees of future performance. Forward-looking statements are inherently subject to uncertainties, risks, changes in circumstances, trends, and factors that are difficult to predict, many of which are outside of our control. Accordingly, actual performance, results, and events may vary materially from those indicated or implied in the forward-looking statements, and you should not rely on the forward-looking statements as predictions of future performance, results, or events. Numerous factors could cause actual future performance, results, and events to differ materially from those indicated in the forward-looking statements, including, among others:

•global market and general economic conditions, including actual and potential tariffs and periods of heightened inflation, and their effect on us and our tenants;

•adverse economic or real estate conditions generally, and specifically, in the states of California, Texas, and Washington;

•risks associated with our investment in real estate assets, which are illiquid, and with trends in the real estate industry;

•defaults on or non-renewal of leases by tenants;

•any significant downturn in tenants’ businesses, including bankruptcy, lack of liquidity or lack of funding, and the impact labor disruptions or strikes, such as episodic strikes in the media industry, may have on our tenants’ businesses;

•our ability to re-lease property at or above current market rates;

•reduced demand for office space, including as a result of remote working and flexible working arrangements that allow work from remote locations other than an employer’s office premises;

•costs to comply with government regulations, including environmental remediation;

•the availability of cash for distribution and debt service, and exposure to risk of default under debt obligations;

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•increases in interest rates and our ability to manage interest rate exposure;

•changes in interest rates and the availability of financing on attractive terms or at all, which may adversely impact our future interest expense and our ability to pursue development, redevelopment, and acquisition opportunities and refinance existing debt;

•a decline in real estate asset valuations, which may limit our ability to dispose of assets at attractive prices, or obtain or maintain debt financing, and which may result in write-offs or impairment charges;

•significant competition, which may decrease the occupancy and rental rates of properties;

•potential losses that may not be covered by insurance;

•the ability to successfully complete acquisitions and dispositions on announced terms;

•the ability to successfully operate acquired, developed, and redeveloped properties;

•the ability to successfully complete development and redevelopment projects on schedule and within budgeted amounts;

•delays or refusals in obtaining all necessary zoning, land use, and other required entitlements, governmental permits and authorizations for our development and redevelopment properties;

•increases in anticipated capital expenditures, tenant improvement, and/or leasing costs;

•defaults on leases for land on which some of our properties are located;

•adverse changes to, or enactment or implementations of, tax laws or other applicable laws, regulations or legislation, as well as business and consumer reactions to such changes;

•risks associated with joint venture investments, including our lack of sole decision-making authority, our reliance on co-venturers’ financial condition and disputes between us and our co-venturers;

•environmental uncertainties and risks related to natural disasters;

•risks associated with climate change and our sustainability strategies, and our ability to achieve our sustainability goals; and

•our ability to maintain our status as a REIT.

The factors included in this report are not exhaustive and additional factors could adversely affect our business and financial performance. For a discussion of additional factors that could materially adversely affect the Company’s and the Operating Partnership’s business and financial performance, see the discussion below, as well as in “Item 1A. Risk Factors,” and in our respective other filings with the SEC. All forward-looking statements are based on currently available information and speak only as of the dates on which they are made. We assume no obligation to update any forward-looking statement that becomes untrue because of subsequent events, new information, or otherwise, except to the extent we are required to do so in connection with our ongoing requirements under federal securities laws.

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Company Overview

We are a self-administered REIT active in premier office, life science, and mixed-use property types in the United States. We own, develop, acquire, and manage real estate assets, consisting primarily of premier office and life science properties in the San Francisco Bay Area, Los Angeles, Seattle, San Diego, and Austin, which are markets we believe have strategic advantages and strong barriers to entry. We own our interests in all of our real estate assets through the Operating Partnership and conduct substantially all of our operations through the Operating Partnership. We owned an approximate 99.1% and 99.0% common general partnership interest in the Operating Partnership as of December 31, 2025 and 2024, respectively. All of our properties are held in fee except for the fourteen office buildings that are held subject to long-term ground leases for the land (see Note 17 “Commitments and Contingencies” to our consolidated financial statements included in this report for additional information regarding our ground lease obligations).

2025 Operational Highlights

Throughout 2025, we remained focused on creating value for our stockholders through leasing and strategic capital allocation. We also continued to maintain a strong balance sheet and elevate our leadership position in sustainable operations.

Leasing. We executed new and renewal leases totaling 1.8 million square feet, excluding short-term leases, which is comprised of 1.2 million square feet of second generation leases signed within the stabilized portfolio and 0.6 million square feet of first generation, major repositioning, and development leases. For the 1.2 million square feet of leases signed within the stabilized portfolio, revenue recognized under U.S. generally accepted accounting principles (“GAAP”) and contractual rents decreased 9.3% and 18.4%, respectively. Our stabilized office portfolio was 81.6% occupied and 83.8% leased as of December 31, 2025.

Strategic Capital Allocation. In 2025, we completed the sale of three operating properties, comprised of six buildings, in three transactions to unaffiliated third parties for gross proceeds totaling approximately $466.0 million. Additionally, during the year ended December 31, 2025, we acquired two operating properties, comprised of five buildings, in two transactions for a cash purchase price of $397.3 million.

We also continued to execute on our development and redevelopment program during 2025. We added two completed redevelopment projects to our stabilized portfolio totaling 100,488 rentable square feet of life science space. We had one development project, Kilroy Oyster Point (Phase 2) (“KOP 2”), in the tenant improvement phase. During the year, we executed approximately 384,000 square feet of leases at KOP 2, bringing the project to 44% leased.

Financing. In 2025, we issued $400.0 million of new debt at a stated interest rate of 5.875% and we exercised our option to extend the maturity date of our unsecured term loan facility by 12 months to October 3, 2026. Additionally, we repaid in full the $400.0 million aggregate principal amount outstanding of our 4.375% senior notes due 2025.

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Stabilized Portfolio Information

As of December 31, 2025, our stabilized portfolio was comprised of 121 office, life science, and mixed-use properties encompassing an aggregate of approximately 16.3 million rentable square feet and 1,001 residential units. Our stabilized portfolio includes all of our properties with the exception of development and redevelopment properties currently committed for construction, under construction, or in the tenant improvement phase, undeveloped land, and real estate assets held for sale, if any.

As of December 31, 2025, the following properties and projects were excluded from our stabilized portfolio:

Number of Properties / ProjectsActual / Estimated Rentable Square Feet (1)
Properties held for sale (2)1427,764
In-process development project - tenant improvement1871,738

________________________

(1)For the property classified as held for sale, represents actual rentable square feet and consists of three buildings. For the in-process development project in the tenant improvement phase, represents estimated rentable square feet upon completion.

(2)See Note 4 “Dispositions and Held For Sale” to our consolidated financial statements included in this report for additional information.

Our stabilized portfolio also excludes our future development pipeline, which, as of December 31, 2025, was comprised of eight potential development sites on which we believe we could develop approximately 6.0 million rentable square feet of commercial real estate space and approximately 1,750 residential units.

The following table reconciles the changes in the rentable square feet in our stabilized portfolio of operating properties from December 31, 2024 to December 31, 2025, excluding our residential portfolio:

Number of BuildingsRentable Square Feet
Total as of December 31, 2024 (1)12317,142,721
Acquisitions5538,532
Completed redevelopment properties placed in-service2100,488
Dispositions and Held For Sale(9)(1,495,505)
Remeasurements (2)—5,928
Total as of December 31, 2025 (1)12116,292,164

________________________

(1)Includes four properties owned by consolidated property partnerships (see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report for additional information).

(2)Represents a recalculation of a property's rentable square footage using updated industry measurement standards.

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Occupancy Information

The following table sets forth certain information regarding our stabilized portfolio, excluding our residential portfolio, as of the end of the period presented:

Stabilized Portfolio Occupancy

RegionDecember 31, 2025December 31, 2024
BuildingsRentable Square FeetOccupancyBuildingsRentable Square FeetOccupancy
Los Angeles524,242,38675.1%534,340,30275.0%
San Diego282,728,20983.7%262,876,50289.2%
San Francisco Bay Area305,564,97186.2%336,170,59587.4%
Seattle102,997,62380.0%102,996,34780.5%
Austin1758,97582.2%1758,97574.7%
Total12116,292,16481.6%12317,142,72182.8%

The following table sets forth the average occupancy of certain property groups within our stabilized portfolio for the periods presented:

Average Occupancy
Year Ended December 31,
20252024
Stabilized Portfolio (1)80.9%83.9%
Same Property Portfolio (1) (2)81.4%83.8%
Residential Portfolio (3)94.1%92.5%

_____________________

(1)    Occupancy percentages reported are calculated as the average of the daily ending occupancy percentages for the period presented. Represents economic occupancy for space where we have achieved revenue recognition for the associated lease agreements.

(2)    Occupancy percentages reported are based on properties owned and stabilized as of January 1, 2024 and still owned and stabilized as of December 31, 2025, and exclude our residential portfolio. See discussion under “Results of Operations” for additional information.

(3)    Our residential portfolio consists of our 200-unit Columbia Square Living property and 193-unit Jardine property in Hollywood, California and 608 residential units at our One Paseo mixed-use property in San Diego, California.

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Factors That May Influence Future Results of Operations

Leasing

Leasing Activity and Changes in Rental Rates. The amount of rental income generated by our properties depends principally on our ability to maintain the occupancy rates of currently leased space and to lease currently available space, including sublease space, newly developed or redeveloped properties and newly acquired properties with vacant space. The amount of rental income we generate also depends on our ability to maintain or increase rental rates at our properties. Negative trends in one or more of these factors could adversely affect our rental income in future periods. As noted below, the change in rents and cash rents for 2nd Gen Leasing decreased during the year, primarily due to lease arrangements with four tenants. The following tables set forth certain information regarding leasing activity during the year ended December 31, 2025:

Leases Executed (1)

Number of LeasesRentable Square FeetWeighted Average Lease Term (in months)TI / LC perSq. Ft. (2)TI / LC per Sq. Ft. / Year (2)Changes inRents (3)Changes inCash Rents (4)
NewRenewalNewRenewalTotal
2nd Gen Leasing (5)5750645,357523,2961,168,65370$59.76$10.24(9.3)%(18.4)%
1st Gen / Major Repositioning / In-Process Development & Redevelopment Leasing (6)20—611,726—611,726158$372.95$28.33
Total77501,257,083523,2961,780,379
Retention Rate Calculations (7)2025
Retention Rate34.0%
Retention Rate, including subtenants (8)39.6%

________________________

(1)    Includes activities of consolidated property partnerships. Excludes leases with a lease term of less than one year (i.e., short-term leases).

(2)    Includes tenant improvements and third-party leasing commissions, and excludes tenant-funded tenant improvements and indirect leasing costs.

(3)    Calculated as the change between the expiring GAAP rent and the new GAAP rent for the same space. When necessary, lease structures are modified (adjusted for triple net) for comparability. Space that was vacant when the property was acquired is excluded from these calculations.

(4)    Calculated as the change between the expiring cash rent and the new cash rent for the same space. When necessary, lease structures are modified (adjusted for triple net) for comparability. Space that was vacant when the property was acquired is excluded from these calculations.

(5)    Represents leases executed at properties in the stabilized portfolio during the period, excluding short-term leases. Excludes leases executed at space that was vacant when the property was acquired, space not previously leased at recently completed development projects that have been added to the stabilized portfolio, and space in the stabilized portfolio for which we are incurring significant non-recurring capital expenditures to reposition and is expected to result in additional revenue generated when re-leased. Tenant improvement and leasing commission capital expenditures for projects classified as Major Repositioning are captured in 2nd Gen Capital Expenditures.

(6)    Represents leases executed at space not previously leased, space that was vacant when the property was acquired, recently completed development projects that have been added to the stabilized portfolio, at space in the stabilized portfolio for which we are incurring significant non-recurring capital expenditures to reposition and is expected to result in additional revenue generated when re-leased, and at projects in our development and redevelopment portfolios.

(7)    Calculated as the percentage of square footage renewed by existing tenants divided by the square footage of space renewed by existing tenants and lease expirations during the period. Excludes square footage of short-term leases.

(8)    Represents the retention rate, inclusive of leases with subtenants where the Company does not expect to experience downtime in occupancy between leases.

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Lease Expirations. The following tables set forth certain information regarding our scheduled lease expirations for our stabilized portfolio, excluding our residential properties, and by region for the next two years:

Lease Expirations (1) (2)

Year of Lease ExpirationNumber of Expiring LeasesTotal Square Feet% of Total Leased Sq. Ft.Annualized Base Rent (in thousands) (3)% of Total Annualized Base Rent (3)Annualized Base Rent per Sq. Ft. (3)
Month-to-Month2627,459N/AN/AN/AN/A
2026691,049,4308.0%$49,0336.4%$46.72
2027671,011,0667.7%37,5984.9%37.19
2028701,244,6529.4%77,26410.1%62.08
2029601,420,63110.8%74,1609.7%52.20
2030671,718,69813.1%103,70713.6%60.34
Thereafter1556,702,08451.0%422,84655.3%63.09
Total48813,146,561100.0%$764,608100.0%$58.16
YearRegionNumber of Expiring LeasesTotal Square Feet% of Total Leased Sq. Ft.AnnualizedBase Rent (in thousands) (3)% of TotalAnnualizedBase Rent (3)Annualized Base Rentper Sq. Ft. (3)
2026Los Angeles39429,9103.3%$18,2432.4%$42.43
San Diego531,7310.2%9570.1%30.16
San Francisco Bay Area13298,2952.3%18,6572.4%62.55
Seattle12289,4942.2%11,1761.5%38.61
Austin———%——%—
Total691,049,4308.0%$49,0336.4%$46.72
2027Los Angeles41797,5316.0%$28,0423.7%$35.16
San Diego1089,6020.7%4,5100.6%50.33
San Francisco Bay Area633,4490.3%1,5960.1%47.71
Seattle1090,4840.7%3,4500.5%38.13
Austin———%——%—
Total671,011,0667.7%$37,5984.9%$37.19

_____________________

(1)    Represents all in-place leases as of December 31, 2025, excluding intercompany leases.

(2)    Includes 100% of annualized base rent of consolidated property partnerships.

(3)    Represents annualized monthly contractual rents from existing tenants in occupancy, including the impact of straight-lined rent escalations and the amortization of free rent periods and excluding the impact of the following: amortization of deferred revenue related to tenant-funded tenant improvements, amortization of above/below-market rents, amortization for lease incentives due under existing leases, and expense reimbursement revenue. Additionally, the underlying leases contain various expense structures, including full service gross, modified gross, and triple net. Amounts represent percentage of total portfolio annualized contractual base rental revenue.

Adjusting for leases that have been backfilled or renewed by a subtenant as of December 31, 2025 but not yet commenced, the expirations for 2026 and 2027 would be 910,164 and 1,005,191 square feet, respectively.

Our rental rates and occupancy are impacted by general economic conditions, including the pace of regional economic growth and access to capital. Therefore, we cannot guarantee that leases will be renewed or that available space will be re-leased at rental rates equal to or above the current market rates.

Capital Recycling Program

Our capital recycling program plays a central role in reshaping our portfolio for long‑term performance and cash flow durability. By disposing of select non‑core or fully-stabilized assets, often in markets where growth prospects have moderated, as well as undeveloped land in our portfolio, we can redeploy capital into opportunities in innovation‑driven markets that can realize higher returns. Refer to “Liquidity and Capital Resources of the Operating Partnership” for further discussion of the Company’s capital recycling program.

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Development and Redevelopment Programs

We believe that a portion of our long-term future growth will indirectly continue to come from the completion of our in-process development and redevelopment projects and, subject to market conditions, from identifying new opportunities and executing on our future development pipeline.

We have a proactive planning process by which we continually evaluate the size, timing, costs, and scope of our development and redevelopment projects and, as necessary, scale activity to reflect the economic conditions and the real estate fundamentals that exist in our submarkets. We expect to execute on our development and redevelopment programs with prudence and pursue opportunities with attractive economic returns in strategic locations with proximity to public transportation or transportation access, retail amenities, and in markets with strong fundamentals and visible demand. We generally plan to develop projects in phases, as appropriate, and we favor starting projects with significant pre-leasing activity.

Stabilized Redevelopment Projects

During the year ended December 31, 2025, we completed and added the following redevelopment projects to our stabilized portfolio:

•4690 Executive Drive, University Towne Center, San Diego, California. In March 2022, we began the phased redevelopment of this property and completed base building components during the third quarter of 2024. This project is comprised of 52,074 square feet of life science space with a total estimated investment of $30.0 million, inclusive of the depreciated basis of the building. We added the building to the stabilized portfolio in the third quarter of 2025 upon reaching one year since substantial completion. The project is 47% leased.

•4400 Bohannon Drive, Menlo Park, California. In December 2022, we began the redevelopment of this property in the Other Peninsula submarket and completed base building components during the third quarter of 2024. This project is comprised of 48,414 square feet of life science space with a total estimated investment of $55.0 million, inclusive of the depreciated basis of the building. We added the building to the stabilized portfolio in the third quarter of 2025 upon reaching one year since substantial completion.

In-Process Development Projects - Tenant Improvement

As of December 31, 2025, we had one development project in the tenant improvement phase:

•Kilroy Oyster Point (Phase 2), South San Francisco, California. In June 2021, we commenced construction on Phase 2 of this 39-acre life science campus situated on the waterfront in South San Francisco and progressed the property to the tenant improvement phase during the first quarter of 2025. The second phase encompasses 871,738 square feet of office and life science space across three buildings with a total estimated investment of $1.2 billion. We expect this property to be added to the stabilized portfolio one year from the date of the cessation of major base building construction activities, which is expected to occur in January 2026. The project is 44% leased.

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Future Development Pipeline

As of December 31, 2025, our future development pipeline included the following projects, at which we believe we could develop approximately 6.0 million rentable square feet of commercial real estate space and approximately 1,750 residential units.

Future Development PipelineLocationApprox. Developable Square Feet / Residential Units (1)Total Costs (in millions)
Los Angeles
1633 26th Street (2)West Los Angeles190,000$15.8
San Diego
Santa Fe Summit (2)56 Corridor600,000 - 650,000117.0
2045 Pacific HighwayLittle Italy / Point Loma275,00061.1
Kilroy East VillageEast Village1,100 units68.0
San Francisco Bay Area
Kilroy Oyster Point - Phases 3 and 4South San Francisco875,000 - 1,000,000251.2
Flower MartSan Francisco CBD2,300,000703.7
Seattle
SIX0Lake Union / Denny Regrade925,000 and 650 units201.8
Austin
Stadium TowerStadium District / Domain493,00075.9
TOTAL:$1,494.5

________________________

(1)Project scope, including the estimated developable square feet or number of residential units, could change materially from estimates provided due to one or more of the following: significant changes in the economy, market conditions, tenant requirements and demands, construction costs, new supply, regulatory and entitlement processes, or project design.

(2)Subject to signed agreements and non-refundable deposits as of the date of this filing. Both development sites are anticipated to close upon receipt of residential entitlements and permits, which is expected to occur beginning in phases in 2026.

Fluctuations in our development activities could cause fluctuations in the average development asset balances qualifying for interest and other carrying costs and internal cost capitalization in future periods. A slowdown in development activities could result in fewer projects qualifying for interest capitalization under GAAP, resulting in higher interest and other expense. The following table sets forth our capitalized interest and other capitalized costs for our development and redevelopment properties and capital improvement projects in the stabilized portfolio:

Year Ended December 31,
20252024
(in thousands)
Capitalized Interest
Average Qualifying Costs$1,891,237$1,879,467
Capitalized Interest$85,087$82,461
Other Capitalized Costs
Capitalized Internal Overhead Costs (1)$17,243$20,644
Other Capitalized Development Costs (2)$24,214$12,062

________________________

(1)Primarily represents compensation costs capitalized to construction and development and redevelopment projects.

(2)Represents incidental property operating and carry costs capitalized to development and redevelopment projects.

Inflation

The majority of the Company’s leases require tenants to pay for recoveries and escalation charges based upon the tenant’s proportionate share of, and/or increases in, real estate taxes and certain operating costs, which reduce the Company’s exposure to increases in operating costs resulting from inflation. The Company’s exposure to inflationary impacts is sensitive to fluctuations in the occupancy levels at its properties. Refer to “Part I, Item IA. Risk Factors” included in this report for additional information about the potential impact of inflation on our interest expense and construction costs, and the impact on our business, financial condition, results of operations, cash flows, liquidity, and ability to satisfy our debt service obligations.

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Results of Operations

Comparison of the Year Ended December 31, 2025 to the Year Ended December 31, 2024

Net Operating Income

Management internally evaluates the operating performance and financial results of our stabilized portfolio based on Net Operating Income. We define “Net Operating Income” as revenues less lease termination fees and consolidated operating expenses (property expenses, real estate taxes and ground leases). Commencing January 1, 2025, the Company began excluding lease termination fees from the calculation of rental income for Net Operating Income as they are non-recurring in nature and their exclusion will provide a measure that we believe is more indicative of our core operating performance. Historical amounts for Net Operating Income have been revised to conform with current period presentation, which resulted in no change to consolidated net income.

Net Operating Income is considered by management to be an important and appropriate supplemental performance measure to net income because we believe it helps both investors and management to understand the core operations of our properties. Net Operating Income is an unlevered operating performance metric of our properties and allows for a useful comparison of the operating performance of individual assets or groups of assets. Because the Company’s Net Operating Income metrics exclude lease termination fees, leasing costs, general and administrative expenses, interest expense, depreciation and amortization, other income and expenses, impairment of real estate assets, and gains and losses, they provide performance measures that, when compared year over year, reflect the consolidated revenues and expenses directly associated with owning and operating commercial real estate and the impact to operations from trends in occupancy rates, rental rates, and operating costs, providing a perspective on operations not immediately apparent from net income. In addition, Net Operating Income is considered by many in the real estate industry to be a useful starting point for determining the value of a real estate asset or group of assets. Other real estate companies may use different methodologies for calculating Net Operating Income and, accordingly, our presentation of Net Operating Income may not be comparable to other real estate companies. Because of the exclusion of the items shown in the reconciliation below, Net Operating Income should only be used as a supplemental measure of our financial performance and not as an alternative to GAAP net income.

Management further evaluates Net Operating Income by evaluating the performance from the following property groups:

•Same Property Portfolio – includes the consolidated results of all of the properties that were owned and included in our stabilized portfolio for two comparable reporting periods, i.e., owned and included in our stabilized portfolio as of January 1, 2024 and still owned and included in the stabilized portfolio as of December 31, 2025, including our three residential properties in Hollywood and San Diego, California;

•Re/Development Properties – includes the results generated by certain of our in-process development and redevelopment projects, and expenses for certain of our future development projects, and the results generated by the two stabilized redevelopment properties that were added to the stabilized portfolio in the third quarter of 2025;

•Acquisition Properties – includes the results, from the date of acquisition through the periods presented, of the following:

â—¦One property, comprised of two buildings, acquired in the third quarter of 2024;

â—¦One property acquired in the third quarter of 2025; and

â—¦One property, comprised of four buildings, acquired in the fourth quarter of 2025; and

•Disposition and Held For Sale Properties – includes the results of the following:

â—¦One property disposed of in the second quarter of 2025;

â—¦One property, comprised of four buildings, disposed of in the third quarter of 2025;

â—¦One property disposed of in the fourth quarter of 2025; and

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â—¦One property, comprised of three buildings, classified as held for sale as of December 31, 2025.

The following table sets forth certain information regarding the property groups within our stabilized portfolio as of December 31, 2025:

Group# of BuildingsRentable Square Feet
Same Property Portfolio11215,549,413
Re/Development Properties (1)2100,488
Acquisition Properties7642,263
Total Stabilized Portfolio (2)12116,292,164

________________________

(1)Excludes development projects in the tenant improvement phase, our in-process development projects, and future development projects.

(2)Excludes our three residential properties.

The following table summarizes our Net Operating Income for our total portfolio:

Year Ended December 31,Dollar ChangePercentage Change
20252024
($ in thousands)
Reconciliation of Net Income Available to Common Stockholders to Net Operating Income, as defined:
Net Income Available to Common Stockholders$276,121$210,969$65,15230.9%
Net income attributable to noncontrolling common units of the Operating Partnership2,6822,06262030.1%
Net income attributable to noncontrolling interests in consolidated property partnerships23,83719,9233,91419.6%
Net income$302,640$232,954$69,68629.9%
Lease termination fees (1)(13,110)(7,066)(6,044)85.5%
General and administrative expenses73,10871,0742,0342.9%
Leasing costs10,3528,7641,58818.1%
Depreciation and amortization354,854356,182(1,328)(0.4)%
Interest income(6,970)(37,752)30,782(81.5)%
Interest expense126,292145,287(18,995)(13.1)%
Other (income) expense(168)992(1,160)(116.9)%
Gains on sales of depreciable operating properties(127,038)—(127,038)100.0%
Impairment of real estate assets16,259—16,259100.0%
Gain on sale of long-lived assets—(5,979)5,979(100.0)%
Net Operating Income$736,219$764,456$(28,237)(3.7)%

____________________

(1)Commencing January 1, 2025, the Company began excluding lease termination fees from the calculation of rental income for Net Operating Income. Net Operating Income as presented has been conformed to our new definition.

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The following tables summarize our Net Operating Income for our total portfolio:

Year Ended December 31,
20252024
Same PropertyRe/Develop-mentAcquisi-tionDisposi-tion & Held for SaleTotalSame PropertyRe/Develop-mentAcquisi-tionDisposi-tion & Held for SaleTotal
(in thousands)
Operating revenues:
Rental income (1)$1,009,015$454$13,308$57,700$1,080,477$1,034,762$1,148$1,579$73,560$1,111,049
Other property income16,9911,01418189419,08016,122449—94317,514
Total1,026,0061,46813,48958,5941,099,5571,050,8841,5971,57974,5031,128,563
Property and related expenses:
Property expenses224,1331,6583,16914,766243,726226,1321,14719815,964243,441
Real estate taxes97,0262,9541,2246,360107,56498,6032,1481118,089108,951
Ground leases12,048———12,04811,715———11,715
Total333,2074,6124,39321,126363,338336,4503,29530924,053364,107
Net Operating Income (Loss)$692,799$(3,144)$9,096$37,468$736,219$714,434$(1,698)$1,270$50,450$764,456

____________________

(1)Beginning January 1, 2025, the Company began excluding lease termination fees from the calculation of rental income for Net Operating Income. Net Operating Income as presented has been conformed to our new definition. The years ended December 31, 2025 and 2024 excludes $13.1 million and $7.1 million of lease termination fees from total Net Operating Income, respectively, related to the Same Property portfolio.

Year Ended December 31, 2025 as compared to the Year Ended December 31, 2024
Same PropertyRe/DevelopmentAcquisitionDisposition & Held for SaleTotal
Dollar ChangePercent ChangeDollar ChangeDollar ChangeDollar ChangeDollar Change
($ in thousands)
Operating revenues:
Rental income (1)$(25,747)(2.5)%$(694)$11,729$(15,860)$(30,572)
Other property income8695.4%565181(49)1,566
Total(24,878)(2.4)%(129)11,910(15,909)(29,006)
Property and related expenses:
Property expenses(1,999)(0.9)%5112,971(1,198)285
Real estate taxes(1,577)(1.6)%8061,113(1,729)(1,387)
Ground leases3332.8%———333
Total(3,243)(1.0)%1,3174,084(2,927)(769)
NOI Impact$(21,635)(3.0)%$(1,446)$7,826$(12,982)$(28,237)

__________________

(1)Beginning January 1, 2025, the Company began excluding lease termination fees from the calculation of rental income for Net Operating Income. The years ended December 31, 2025 and 2024 excludes $13.1 million and $7.1 million of lease termination fees from total Net Operating Income, respectively, related to the Same Property portfolio.

Net Operating Income decreased $28.2 million, or 3.7%, for the year ended December 31, 2025 as compared to the year ended December 31, 2024, primarily resulting from:

•A decrease of $21.6 million, or 3.0%, attributable to the Same Property Portfolio which was driven by the following activity:

•A decrease in operating revenues of $24.9 million, or 2.4%, primarily due to a(n):

•$11.8 million decrease in straight-line rent;

•$7.0 million decrease in settlement and restoration fee income;

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•$6.6 million decrease in base rent, primarily due to a $19.8 million decrease from lease expirations, partially offset by a $13.2 million increase from higher rates;

•$4.7 million decrease in amortization of deferred income and tenant funded improvements, mainly resulting from tenant move outs; and

•$1.4 million decrease in revenues from recoverable operating expenses.

Partially offset by a:

•$3.8 million increase in revenue associated with tenant creditworthiness considerations resulting in higher non-recurring charges in 2024; and

•$2.8 million increase in revenues primarily due to transient parking and residential income.

•A decrease in property and related expenses of $3.2 million, or 1.0%, primarily due to a(n):

•$2.0 million decrease in property expenses, primarily due to a decrease in insurance premiums and residential expenses; and

•$1.6 million decrease in real estate taxes, primarily due to a net increase in refunds of $2.5 million received in 2025, partially offset by a $0.9 million increase resulting from higher assessed property values.

Partially offset by a:

•$0.3 million increase in ground lease expense.

•A decrease of $13.0 million, attributable to the Disposition and Held for Sale Properties, primarily due to one property, comprised of four-buildings, disposed of during the third quarter of 2025; and

•A decrease of $1.4 million, attributable to the Re/Development Properties, primarily due to non-recurring revenue from settlement fee income received from one tenant in 2024.

Partially offset by:

•An increase of $7.8 million, attributable to the Acquisition Properties, primarily due to one property acquired during the third quarter of 2025 and one property acquired in the third quarter of 2024.

Lease Termination Fees

Lease termination fees increased $6.0 million, or 85.5%, for the year ended December 31, 2025, as compared to the year ended December 31, 2024, primarily due to a lease termination fee recognized for one tenant in the second quarter of 2025 in the San Francisco Bay Area region.

General and Administrative Expenses

General and administrative expenses increased $2.0 million, or 2.9%, for the year ended December 31, 2025 as compared to the year ended December 31, 2024, primarily due to lower compensation costs capitalized to construction and development and redevelopment projects in 2025 as compared to 2024.

Leasing Costs

Leasing costs increased $1.6 million, or 18.1%, for the year ended December 31, 2025 as compared to the year ended December 31, 2024, primarily due to an increase in leasing overhead during the year ended December 31, 2025. See the “Factors that May Influence Future Results of Operations – Leases Executed” and “Liquidity and Capital Resources of the Operating Partnership – Liquidity Uses” sections for further information.

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Depreciation and Amortization

Depreciation and amortization decreased by approximately $1.3 million, or 0.4%, for the year ended December 31, 2025 as compared to the year ended December 31, 2024, primarily due to the following:

•A decrease of $5.7 million attributable to the Same Property Portfolio, primarily due to an early lease termination in the third quarter of 2024; and

•A decrease of $5.6 million attributable to the Disposition Properties, primarily due to the one property, comprised of four-buildings, disposed of during the third quarter of 2025.

Partially offset by:

•An increase of $9.4 million attributable to the Acquisition Properties, primarily due to the one property acquired during the third quarter of 2025, and the one property acquired in the third quarter of 2024; and

•An increase of $0.6 million attributable to the Re/Development Properties.

Interest Income

Interest income decreased $30.8 million, or 81.5%, for the year ended December 31, 2025 as compared to the year ended December 31, 2024, primarily due to carrying lower balances on our interest bearing accounts.

Interest Expense

The following table sets forth our gross interest expense and capitalized interest:

Year Ended December 31,Dollar ChangePercentage Change
20252024
($ in thousands)
Gross interest expense$211,379$227,748$(16,369)(7.2)%
Capitalized interest(85,087)(82,461)(2,626)3.2%
Interest expense$126,292$145,287$(18,995)(13.1)%
Average Qualifying Costs$1,891,237$1,879,467$11,7700.6%
Weighted Average Interest and Loan Fee Amortization Rate4.50%4.39%0.11%

Gross interest expense, before the effect of capitalized interest, decreased $16.4 million, or 7.2%, for the year ended December 31, 2025 as compared to the year ended December 31, 2024, primarily due to a decrease in the average outstanding debt balance for the year ended December 31, 2025.

Capitalized interest increased $2.6 million, or 3.2%, for the year ended December 31, 2025 as compared to the year ended December 31, 2024, primarily due to an increase in the average aggregate cost basis on in-process development and redevelopment projects and future development pipeline projects as well as the weighted average interest rate during the year ended December 31, 2025. Capitalized interest will vary based on the current status of active development or redevelopment projects and our future development pipeline. For additional information about the potential impact of inflation on our interest expense and construction costs, and the impact on our business, financial condition, results of operations, cash flows, liquidity, and ability to satisfy our debt service obligations, refer to “Part I, Item IA. Risk Factors”.

Net Income Attributable to Noncontrolling Interests in Consolidated Property Partnerships

Net income attributable to noncontrolling interests in consolidated property partnerships increased $3.9 million, or 19.6%, for the year ended December 31, 2025 as compared to the year ended December 31, 2024, primarily due to lease termination fee income received from one tenant in 2025. The amounts reported for the years ended December 31, 2025 and 2024 are comprised of the share of net income attributable to noncontrolling interests for the

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Consolidated Property Partnerships. See Note 10 “Noncontrolling Interests on the Company’s Consolidated Financial Statements” to our consolidated financial statements included in this report for additional information.

Comparison of the Year Ended December 31, 2024 to the Year Ended December 31, 2023

Refer to “Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations –Results of Operations” in our Form 10-K for the year ended December 31, 2024 for a discussion of the year ended December 31, 2024 compared to the year ended December 31, 2023.

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Liquidity and Capital Resources of the Company

In this “Liquidity and Capital Resources of the Company” section, the term the “Company” refers only to Kilroy Realty Corporation on an unconsolidated basis and excludes the Operating Partnership and all other subsidiaries.

Our liquidity, access to capital, and ability to execute our business strategy are subject to a variety of risks and uncertainties. Our ability to obtain financing, raise capital through dispositions or joint ventures, recycle capital through tax‑deferred transaction structures, fund development activity, or pursue acquisition opportunities will depend on a number of factors, many of which are outside of our control. These factors include conditions in the public and private capital markets, interest rate and inflation trends, the availability and cost of debt and equity financing, the demand for our properties, the timing and pricing of potential dispositions, the performance of our development projects, and broader macroeconomic and geopolitical conditions.

There can be no assurance that capital will be available to us on favorable terms, or at all, that planned dispositions or development activities will be completed as currently contemplated, or that we will be able to execute our investment or financing strategy as intended. If we are unable to access capital or generate proceeds from asset sales or other transactions when needed, our liquidity, ability to meet our obligations, and capacity to pursue our strategic objectives could be adversely affected.

The Company’s business is operated primarily through the Operating Partnership. Distributions from the Operating Partnership are the Company’s primary source of capital. The Company believes the Operating Partnership’s sources of working capital, specifically its cash flows from operations, borrowings available under its unsecured revolving credit facility, and funds from its capital recycling program, including strategic ventures, are adequate for it to make its distribution payments to the Company to make dividend payments to its common stockholders for the next twelve months. Cash flows from operating activities generated by the Operating Partnership for the year ended December 31, 2025 were sufficient to cover the Company’s payment of cash dividends to its stockholders. However, there can be no assurance that the Operating Partnership’s sources of capital will continue to be available at all or in amounts sufficient to meet its needs, including its ability to make distributions to the Company. The unavailability of capital could adversely affect the Operating Partnership’s ability to make distributions to the Company, which would in turn adversely affect the Company’s ability to pay cash dividends to its stockholders.

The Company is a well-known seasoned issuer and the Company and the Operating Partnership have an effective shelf registration statement that provides for the public offering and sale from time to time by the Company of its preferred stock, common stock, depositary shares, warrants, and guarantees of debt securities and by the Operating Partnership of its debt securities, in each case in unlimited amounts. The Company evaluates the capital markets on an ongoing basis for opportunities to raise capital, and, as circumstances warrant, the Company and the Operating Partnership may issue securities of all of these types in one or more offerings at any time and from time to time on an opportunistic basis, depending upon, among other things, market conditions, available pricing, and capital needs. Capital raising could be more challenging under current market conditions as uncertainty related to interest rates, inflation rates, economic outlook, geopolitical events, and other factors have contributed and may continue to contribute to significant volatility and negative pressures in financial markets. When the Company receives proceeds from the sales of its preferred or common stock, it generally contributes the net proceeds from those sales to the Operating Partnership in exchange for corresponding preferred or common partnership units of the Operating Partnership. The Operating Partnership may use these proceeds and proceeds from the sale of its debt securities to repay debt, including borrowings under its unsecured revolving credit facility and unsecured term loan facility, to develop new or redevelop existing properties, to make acquisitions of properties or portfolios of properties, or for general corporate purposes.

As the sole general partner with control of the Operating Partnership, the Company consolidates the Operating Partnership for financial reporting purposes, and the Company does not have significant assets other than its investment in the Operating Partnership. Therefore, the assets and liabilities and the revenues and expenses of the Company and the Operating Partnership are substantially the same on their respective financial statements. The section entitled “Liquidity and Capital Resources of the Operating Partnership” should be read in conjunction with

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this section to understand the liquidity and capital resources of the Company on a consolidated basis and how the Company is operated as a whole.

Liquidity Highlights

As of December 31, 2025, we had approximately $179.3 million in cash and cash equivalents and $1.1 billion available under our unsecured revolving credit facility. We believe that our available liquidity makes us well positioned to navigate any additional future uncertainties.

Distribution Requirements

The Company is required to distribute 90% of its taxable income (subject to certain adjustments and excluding net capital gains) on an annual basis to maintain qualification as a REIT for federal income tax purposes and is required to pay income tax at regular corporate rates to the extent it distributes less than 100% of its taxable income (including capital gains). As a result of these distribution requirements, the Operating Partnership cannot rely on retained earnings to fund its on-going operations to the same extent as other companies whose parent companies are not REITs. In addition, the Company may be required to use borrowings under the Operating Partnership’s revolving credit facility, if necessary, to meet REIT distribution requirements and maintain its REIT status. The Company may also need to raise capital to fund the Operating Partnership’s working capital needs, as well as potential developments of new or existing properties or acquisitions.

The Company intends to continue to make, but has not committed to making, regular quarterly cash distributions to common stockholders, and through the Operating Partnership, to common unitholders from the Operating Partnership’s cash flows from operating activities. All such distributions are at the discretion of the Board of Directors. In 2025, the Company’s distributions exceeded 100% of its taxable income, resulting in a return of capital to its stockholders (See Note 22 “Tax Treatment of Distributions” to our consolidated financial statements included in this report for additional information). As the Company intends to maintain distributions at a level sufficient to meet the REIT distribution requirements and minimize its obligation to pay income and excise taxes, it will continue to evaluate whether the current levels of distribution are appropriate to do so throughout 2026. In addition, in the event the Company completes additional dispositions in the future and is unable to successfully complete Section 1031 Exchanges to defer some or all of the taxable gains related to property dispositions, the Company may be required to distribute a special dividend to its common stockholders and common unitholders in order to minimize or eliminate income taxes on such gains. The Company considers market factors and its performance in addition to REIT requirements in determining its distribution levels. Amounts accumulated for distribution to stockholders are invested primarily in interest-bearing accounts and short-term interest-bearing securities, which is consistent with the Company’s intention to maintain its qualification as a REIT. Such investments may include, for example, obligations of the Government National Mortgage Association, other governmental agency securities, certificates of deposit, and interest-bearing bank deposits.

On November 18, 2025, the Board of Directors declared a regular quarterly cash dividend of $0.54 per share of common stock. The regular quarterly cash dividend was payable to stockholders of record on December 31, 2025 and a corresponding cash distribution of $0.54 per Operating Partnership unit was payable to holders of the Operating Partnership’s common limited partnership interests of record on December 31, 2025, including those owned by the Company. The total cash quarterly dividends and distributions paid on January 7, 2026 were $64.5 million.

The covenants contained within certain of our unsecured debt obligations generally prohibit the Company from making distribution payments during an event of default, except to the extent that such payments result in distributions sufficient to (i) maintain our qualification as a REIT for federal and state income tax purposes, and (ii) avoid the payment of federal or state income or excise tax.

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Capitalization

As of December 31, 2025, our total debt as a percentage of total market capitalization was 50.8%, as shown in the following table:

Shares / Units at December 31, 2025Aggregate Principal Amount or $ Value Equivalent% of Total Market Capitalization
($ in thousands)
Debt: (1) (2)
2024 Term Loan Facility due 2026 (3)$200,0002.2%
Unsecured Senior Notes Series A & B due 2026250,0002.7%
Unsecured Senior Notes Series A & B due 2027 & 2029250,0002.7%
Unsecured Senior Notes due 2031350,0003.9%
Unsecured Senior Notes due 2028 (4)400,0004.4%
Unsecured Senior Notes due 2029400,0004.4%
Unsecured Senior Notes due 2030500,0005.5%
Unsecured Senior Notes due 2032 (4)425,0004.7%
Unsecured Senior Notes due 2033 (4)450,0005.0%
Unsecured Senior Notes due 2035400,0004.4%
Unsecured Senior Notes due 2036400,0004.4%
Secured debt600,4426.5%
Total debt$4,625,44250.8%
Equity and Noncontrolling Interests in the Operating Partnership: (5)
Common limited partnership units outstanding (6)1,133,562$42,3610.5%
Shares of common stock outstanding118,372,4514,423,57848.7%
Total Equity and Noncontrolling Interests in the Operating Partnership$4,465,93949.2%
Total Market Capitalization$9,091,381100.0%

_____________________

(1)Represents gross aggregate principal amount due at maturity before the effect of the following at December 31, 2025: $25.0 million of unamortized deferred financing costs for the unsecured term loan facility, unsecured senior notes, and secured debt and $11.0 million of unamortized discounts for the unsecured senior notes.

(2)As of December 31, 2025, there was no outstanding balance on the unsecured revolving credit facility.

(3)During the year ended December 31, 2025, we elected to extend the maturity date by 12 months to October 3, 2026. The maturity date may be extended by an additional 12-month period, at the Operating Partnership’s election.

(4)Green bond.

(5)Value based on closing price per share of our common stock of $37.37 as of December 31, 2025.

(6)Includes common units of the Operating Partnership not owned by the Company. Excludes noncontrolling interests in consolidated property partnerships.

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Liquidity and Capital Resources of the Operating Partnership

In this “Liquidity and Capital Resources of the Operating Partnership” section, the terms “we,” “our,” and “us” refer to the Operating Partnership or the Operating Partnership and the Company together, as the context requires.

General

Our primary liquidity sources and uses are as follows:

Liquidity Sources

•Net cash flows from operations;

•Proceeds from our capital recycling program, including the disposition of assets and the formation of strategic ventures;

•Proceeds from additional secured or unsecured debt financings;

•Borrowings under the Operating Partnership’s unsecured revolving credit facility; and

•Proceeds from equity or preferred equity securities.

Liquidity Uses

•Debt service and principal payments, including debt maturities, debt repurchases, and redemptions;

•Capital expenditures, tenant improvements, and leasing costs;

•Development and redevelopment costs;

•Operating property or undeveloped land acquisitions;

•Distributions to common security holders; and

•Repurchases and redemptions of outstanding common stock of the Company.

General Strategy

Our general strategy is to maintain a conservative balance sheet with a strong credit profile and to maintain a capital structure that allows for financial flexibility and diversification of capital resources. We manage our capital structure to reflect a long-term investment approach and utilize multiple sources of capital to meet our long-term capital requirements. We believe that our current projected liquidity requirements for the next twelve-month period, as set forth above under the caption “—Liquidity Uses,” will be satisfied using a combination of the liquidity sources listed above, although there can be no assurance in this regard. We believe our disciplined capital structure and staggered debt maturities provide us with financial flexibility and enhance our ability to obtain additional sources of liquidity if necessary, and, therefore, we are well-positioned to refinance or repay maturing debt and to pursue our strategy of seeking attractive acquisition opportunities, which we may finance, as necessary, with future public and private issuances of debt and equity securities, although there can be no assurance in this regard.

2025 Capital and Financing Transactions

We continue to be active in the capital markets to finance potential acquisitions and our development activity, as well as our continued desire to extend our debt maturities. This was primarily a result of the following activity:

•During the third quarter of 2025, issued $400.0 million aggregate principal amount of unsecured senior notes in a registered public offering; and

•During the third quarter of 2025, elected to extend the maturity date on our unsecured term loan facility by 12 months to October 3, 2026.

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Liquidity Sources

Unsecured Senior Notes - Registered Public Offering

In August 2025, the Operating Partnership issued $400.0 million aggregate principal amount of unsecured senior notes in a registered public offering. The outstanding balance of the unsecured senior notes is included in unsecured debt, net of an initial issuance discount of $4.0 million, on our consolidated balance sheets. The unsecured senior notes, which are scheduled to mature on October 15, 2035, require semi-annual interest payments each April and October based on a stated annual interest rate of 5.875%. The Operating Partnership may redeem the notes at any time, either in whole or in part, subject to the payment of an early redemption premium with respect to redemptions prior to July 15, 2035. On or after July 15, 2035, the Operating Partnership may redeem the notes at any time, either in whole or in part, at par.

Unsecured Revolving Credit Facility and Term Loan Facility

The following table summarizes the balance and terms of our unsecured revolving credit facility:

Unsecured Revolving Credit Facility
December 31, 2025December 31, 2024
($ in thousands)
Outstanding borrowings$—$—
Remaining borrowing capacity (1)1,100,0001,100,000
Total borrowing capacity (1)$1,100,000$1,100,000
Interest rate (2)5.07%5.69%
Annual facility fee (3)0.250%
Unamortized deferred financing costs (3)$9,150$12,692
Maturity date (4)July 31, 2028

______________________

(1)Remaining and total borrowing capacity are further reduced by the amount of our outstanding letters of credit which total approximately $5.2 million as of December 31, 2025 and December 31, 2024. We may elect to borrow, subject to bank approval and obtaining commitments for any additional borrowing capacity, up to an additional $500.0 million under an accordion feature pursuant to the terms of the unsecured revolving credit facility.

(2)Our unsecured revolving credit facility interest rate was calculated using the Secured Overnight Financing Rate (“SOFR”) plus a SOFR adjustment of 0.10% (together, “Adjusted SOFR”) and a margin of 1.100% based on our credit rating as of December 31, 2025 and 2024. We may be entitled to a temporary 0.01% reduction in the interest rate provided we meet certain sustainability goals with respect to the ongoing reduction of greenhouse gas emissions.

(3)Our annual facility fee is paid on a quarterly basis and is calculated based on total borrowing capacity. In addition to the facility fee, we incurred debt origination and legal costs in connection with the amendment and restatement of the unsecured revolving credit facility in 2024. These costs are included in Prepaid expenses and other assets, net on our consolidated balance sheets, and will continue to be amortized through the maturity date of our unsecured revolving credit facility.

(4)The maturity date may be extended by two six-month periods, at the Operating Partnership’s election.

The Operating Partnership intends to borrow under the unsecured revolving credit facility from time to time for general corporate purposes, including, to finance development and redevelopment expenditures, to fund potential acquisitions, to repay long-term debt, and to supplement cash balances in response to market conditions.

The following table summarizes the balance and terms of our 2024 Term Loan Facility:

2024 Term Loan Facility
December 31, 2025December 31, 2024
($ in thousands)
Outstanding borrowings (1)$200,000$200,000
Interest rate (2)5.02%5.70%
Unamortized deferred financing costs (3)$277$1,229
Maturity date (4)October 3, 2026October 3, 2025

_______________

(1)We may elect to borrow, subject to bank approval and obtaining commitments for any additional borrowing capacity, up to an additional $130.0 million, under an accordion feature pursuant to the terms of the 2024 Term Loan Facility.

(2)Our 2024 Term Loan Facility interest rate was calculated using Adjusted SOFR plus a margin of 1.200% based on our credit rating as of December 31, 2025 and 2024.

(3)We incurred debt origination and legal costs in connection with the amendment and restatement of the 2024 Term Loan Facility in 2024, which remain to be amortized through the maturity date. Additionally, in connection with extending the maturity date in September 2025, we incurred additional costs which will continue to be amortized through the extended maturity date of the 2024 Term Loan Facility.

(4)During the year ended December 31, 2025, we exercised our option to extend the maturity date by 12 months to October 3, 2026. The maturity date may be extended by an additional 12-month period, at the Operating Partnership’s election.

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Capital Recycling Program

As discussed in the section “Factors That May Influence Future Results of Operations - Capital Recycling Program,” we continuously evaluate opportunities for the potential disposition of non-core properties and undeveloped land in our portfolio, or the formation of strategic ventures, with the intent of using the proceeds generated to acquire new operating and development properties, finance development and redevelopment expenditures, repay long-term debt, and for other general corporate purposes.

In connection with our capital recycling strategy, during the year ended December 31, 2025, we completed the sale of three operating properties, comprised of six buildings, in three transactions to unaffiliated third parties for gross proceeds totaling approximately $466.0 million. As of December 31, 2025, we had one operating property, comprised of three buildings, classified as held for sale, with a gross sales price of $124.5 million. The sale of this property closed in January 2026. Additionally, during the year ended December 31, 2025, we acquired two operating properties, comprised of five buildings, in two transactions for a cash purchase price of $397.3 million. The timing of any potential future disposition or strategic venture transactions will depend on market conditions and other factors, including, but not limited to, our capital needs, the availability of financing for potential buyers (which has been and may continue to be constrained due to current economic and market conditions), and our ability to absorb or defer some or all of the taxable gains on the sales.

Shelf Registration Statement

The Company is a well-known seasoned issuer and the Company and the Operating Partnership have an effective shelf registration statement that provides for the public offering and sale from time to time by the Company of its preferred stock, common stock, depository shares, warrants, and guarantees of debt securities and by the Operating Partnership of its debt securities, in each case in unlimited amounts. The Company evaluates the capital markets on an ongoing basis for opportunities to raise capital, and, as circumstances warrant, the Company and the Operating Partnership may issue securities of all of these types in one or more offerings at any time and from time to time on an opportunistic basis, depending upon, among other things, market conditions, available pricing, and capital needs. When the Company receives proceeds from the sales of its preferred or common stock, it generally contributes the net proceeds from those sales to the Operating Partnership in exchange for corresponding preferred or common partnership units of the Operating Partnership. The Operating Partnership may use these proceeds and proceeds from the sale of its debt securities to repay debt, including borrowings under its unsecured revolving credit facility and unsecured term loan facility, to develop new or redevelop existing properties, to make acquisitions of properties or portfolios of properties, or for general corporate purposes.

At-The-Market Stock Offering Program

Under our current at-the-market stock offering program (the “2024 ATM Program”), we may currently offer and sell shares of our common stock having an aggregate gross sales price up to $500.0 million from time to time in “at-the-market” offerings. In connection with the 2024 ATM Program, the Company may also, at its discretion, enter into forward equity sale agreements. The use of forward equity sale agreements allows the Company to lock in a share price on the sale of shares of our common stock at the time an agreement is executed, but defer settling the forward equity sale agreements and receiving the proceeds from the sale of shares until a later date. The Company did not have any outstanding forward equity sale agreements to be settled at December 31, 2025. Since commencement of the 2024 ATM Program, we have not completed any sales of common stock.

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Liquidity Uses

Contractual Obligations

The following table provides information with respect to our contractual obligations as of December 31, 2025. The table: (i) indicates the maturities and scheduled principal repayments of our secured and unsecured debt outstanding as of December 31, 2025; (ii) indicates the scheduled interest payments of our fixed-rate and variable-rate debt as of December 31, 2025; (iii) provides information about the minimum commitments due in connection with our ground lease obligations and other lease and contractual commitments; and (iv) provides estimated in-process and recently completed development commitments as of December 31, 2025. Note that the table: (i) does not reflect our available debt maturity extension options; (ii) reflects gross aggregate principal amounts before the effect of unamortized discounts/premiums; and (iii) does not reflect potential future leasing costs associated with space that has not yet been leased:

Payment Due by Period
Less than 1 Year (2026)2-3 Years (2027-2028)4-5 Years (2029-2030)More than 5 Years (After 2030)Total
(in thousands)
Principal payments: secured debt (1)$151,317$74,125$—$375,000$600,442
Principal payments: unsecured debt (2)450,000575,000975,0002,025,0004,025,000
Interest payments: fixed-rate debt (3)184,140325,516244,352375,8901,129,898
Interest payments: variable-rate debt (4)7,608———7,608
Ground lease obligations (5)6,80913,71913,738360,875395,141
Lease and other contractual commitments (6)105,680613——106,293
In-process and recently completed development commitments (7)157,56620,000——177,566
Total$1,063,120$1,008,973$1,233,090$3,136,765$6,441,948

_____________________

(1)Represents gross aggregate principal amount before the effect of deferred financing costs of approximately $7.8 million as of December 31, 2025.

(2)Represents gross aggregate principal amount before the effect of the unamortized discount and deferred financing costs of approximately $11.0 million and $17.2 million as of December 31, 2025. As of December 31, 2025, there was no outstanding balance on our unsecured revolving credit facility.

(3)As of December 31, 2025, 95.7% of our debt was contractually fixed. The information in the table above reflects our projected interest rate obligations for these fixed-rate payments based on the contractual interest rates on an accrual basis and scheduled maturity dates.

(4)As of December 31, 2025, 4.3% of our debt bore interest at variable rates which was incurred under the 2024 Term Loan Facility. The variable interest rate payments are based on the contractual rate of Adjusted SOFR plus a margin of 1.200% as of December 31, 2025. The information in the table above reflects our projected interest rate obligations for those variable-rate payments based on the outstanding principal balance as of December 31, 2025, the scheduled payment interest payment dates, and the contractual maturity date.

(5)Reflects minimum lease payments through the contractual lease expiration date before the impact of extension options. See Note 17 “Commitments and Contingencies” to our consolidated financial statements included in this report for further information about our ground lease obligations.

(6)Amounts represent cash commitments under signed leases and contracts for operating properties, excluding tenant-funded tenant improvements, and for other contractual commitments. The timing of these expenditures may fluctuate.

(7)Amounts represent commitments under signed leases for pre-leased development and redevelopment projects and contractual commitments for projects in the tenant improvement phase and under construction as of December 31, 2025. The timing of these expenditures may fluctuate based on the ultimate progress of construction. We may start additional construction in 2026 (see “—Development” for additional information).

Other Liquidity Uses

Potential Future Leasing Costs and Capital Improvements

The amounts we incur for tenant improvements and leasing costs depend on leasing activity in each period. Tenant improvements and leasing costs generally fluctuate in any given period depending on factors such as the type and condition of the property, the term of the lease, the type of the lease, the involvement of external leasing agents, and overall market conditions, including the level of inflation. Capital expenditures may fluctuate in any given period subject to the nature, extent, and timing of improvements required to maintain our properties and may be impacted by inflationary pressures on the cost of construction materials.

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For the year ended December 31, 2025, we spent approximately $120.1 million on capital improvements, tenant improvements, and leasing commissions for properties within our stabilized portfolio, excluding capital improvements on major repositioning projects, and all costs for development and redevelopment properties. The amount we ultimately spend for 2026 will depend on leasing activity during 2026.

The following table sets forth our historical actual capital expenditures and tenant improvements and leasing commissions for deals commenced, excluding tenant-funded tenant improvements, for renewed and re-tenanted space within our stabilized portfolio on a per square foot basis:

Year Ended December 31,
202520242023
Office Properties:(1)
Capital Expenditures:
Capital expenditures per square foot$2.32$2.39$2.09
Tenant Improvement and Leasing Commissions (2)
Replacement tenant square feet (3)717,925392,651512,626
Tenant improvements per square foot commenced$56.58$71.99$68.15
Leasing commissions per square foot commenced$18.53$19.67$20.71
Total per square foot$75.11$91.66$88.86
Renewal tenant square feet523,296466,780568,443
Tenant improvements per square foot commenced$36.32$18.84$11.08
Leasing commissions per square foot commenced$18.73$9.60$12.81
Total per square foot$55.05$28.44$23.89
Weighted average total per square foot per year$11.27$11.09$9.12
Weighted average remaining lease term (in years)5.95.26.0

_____________________

(1)Includes activities of consolidated property partnerships.

(2)Includes tenants with lease terms of 12 months or longer. Excludes leases for month-to-month and recently completed development and redevelopment properties that have been added to the stabilized portfolio. Also excludes tenant improvement and leasing commission capital expenditures for leasing classified as major repositioning.

(3)Excludes leases for which the space was vacant when the property was acquired by the Company. Excludes tenant improvement and leasing commission capital expenditures for leasing classified as major repositioning.

Capital expenditures per square foot for 2025 were consistent with 2024 levels. We currently anticipate capital expenditures per square foot for 2026 to be consistent with 2025 levels. Replacement tenant improvements and leasing commissions per square foot decreased in 2025 as compared to 2024, primarily due to a large lease with a long-term tenant that commenced in the San Francisco Bay Area in 2024. Renewal tenant improvements and leasing commissions per square foot increased in 2025 as compared to 2024, primarily due to a large lease that renewed in the San Diego region in 2025. Costs incurred for tenant improvement and leasing commissions in 2026 will depend upon the current economic environment, market conditions in each of our submarkets, and actual leasing activity.

Development

We believe we may spend between $150 million to $200 million on development projects throughout 2026. The ultimate timing of these expenditures may fluctuate given construction progress and leasing status of the projects, or as a result of events outside our control, such as delays or increased costs as a result of heightened inflation and market conditions. We expect that any material additional development activities will be funded with borrowings under the unsecured revolving credit facility, the public or private issuance of debt or equity securities, the disposition of assets under our capital recycling program, or strategic venture opportunities. We cannot provide assurance that development projects will be completed on the terms, for the amounts, or on the timelines currently contemplated, or at all.

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Potential Future Acquisitions

As discussed in the section “—Factors That May Influence Future Results of Operations - Capital Recycling Program,” we continue to evaluate strategic opportunities and remain a disciplined buyer of core, value-add, and strategic operating properties and land, dependent on market conditions and business cycles, among other factors. We focus on growth opportunities primarily in markets populated by knowledge and creative-based tenants in a variety of industries, including technology, media, healthcare, life sciences, and business services. We expect that any material acquisitions will be funded with borrowings under the unsecured revolving credit facility, the public or private issuance of debt or equity securities, the disposition of assets under our capital recycling program, the formation of strategic ventures, or through the assumption of existing debt, although there can be no assurance in this regard.

Debt Composition

The composition of the Operating Partnership’s aggregate debt balances between secured and unsecured and fixed-rate and variable-rate debt was as follows:

Percentage of Total Debt (1) (2)Weighted Average Interest Rate (1) (2)
December 31, 2025December 31, 2024December 31, 2025December 31, 2024
Secured vs. unsecured:
Unsecured87.0%86.9%4.1%4.0%
Secured13.0%13.1%5.1%5.1%
Variable-rate vs. fixed-rate:
Variable-rate4.3%4.3%5.0%5.7%
Fixed-rate (3)95.7%95.7%4.2%4.1%
Stated rate4.3%4.2%
Effective rate (3)4.6%4.5%

________________________

(1)As of the end of the period presented.

(2)As of December 31, 2025 and 2024, there was no outstanding balance on the unsecured revolving credit facility.

(3)Includes the impact of an unused facility fee, amortization of deferred financing costs. and amortization of discounts.

Share Repurchases

Under our current share repurchase program, which commenced in February 2024 (the “Share Repurchase Program”), we are authorized to repurchase shares of the Company’s common stock having an aggregate gross purchase price of up to $500.0 million. Under the Share Repurchase Program, repurchases may be made from time to time using a variety of methods, which may include open market purchases and privately negotiated transactions. The specific timing, price, and size of purchases will depend on prevailing stock prices, general economic and market conditions, and other considerations. The Share Repurchase Program does not have a termination date and repurchases may be discontinued at any time. Since commencement of the Share Repurchase Program, we have not completed any common stock repurchases.

Distribution Requirements

For a discussion of our dividend and distribution requirements, see “Liquidity and Capital Resources of the Company —Distribution Requirements.”

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Factors That May Influence Future Sources of Capital and Liquidity of the Company and the Operating Partnership

We continue to evaluate sources of financing for our business activities, including borrowings under the unsecured revolving credit facility, the unsecured term loan facility, issuance of public and private equity securities, unsecured debt and fixed-rate secured mortgage financing, proceeds from the disposition of selective assets through our capital recycling program, and the formation of strategic ventures. However, our ability to obtain new financing or refinance existing borrowings on favorable terms could be impacted by various factors, including the state of the macroeconomy, the state of the credit and equity markets, significant tenant defaults, a decline in the demand for commercial real estate properties, a decrease in market rental rates or market values of real estate assets in our submarkets, the amount of our future borrowings and uncertainty related to interest rates, inflation rates, geopolitical events, and other factors (refer to “Part I, Item IA. Risk Factors” of this report for additional information). These events could result in the following:

•A decrease in our cash flows from operations, which could create further dependence on the unsecured revolving credit facility;

•An increase in the proportion of variable-rate debt, which could increase our sensitivity to interest rate fluctuations in the future; and

•A decrease in the value of our properties, which could have an adverse effect on the Operating Partnership’s ability to incur additional debt, refinance existing debt at competitive rates, or comply with its existing debt obligations.

In addition to the factors noted above, the Operating Partnership’s credit ratings are subject to ongoing evaluation by credit rating agencies and may be changed or withdrawn by a rating agency in the future if, in its judgment, circumstances warrant.

Financial Covenants and Restrictions

The unsecured revolving credit facility, unsecured term loan facility, unsecured senior notes, and certain other secured debt arrangements contain covenants and restrictions requiring us to meet certain financial ratios and reporting requirements. The Operating Partnership was in compliance with all of its financial covenants as of December 31, 2025. Our current expectation is that the Operating Partnership will continue to meet the requirements of its financial covenants in both the short and long term. However, in the event of an economic slowdown or continued volatility in the credit markets, there is no certainty that the Operating Partnership will be able to continue to satisfy all the covenant requirements.

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Consolidated Historical Cash Flows Summary

The following summary discussion of our consolidated historical cash flows is based on the consolidated statements of cash flows in Item 15. “Exhibits and Financial Statement Schedules” and is not meant to be an all-inclusive discussion of the changes in our cash flows for the periods presented below. Changes in our cash flows include changes in cash and cash equivalents and restricted cash. Our historical cash flow activity is as follows:

Year Ended December 31,
20252024Dollar ChangePercentage Change
($ in thousands)
Net cash provided by operating activities$566,313$541,149$25,1644.7%
Net cash used in investing activities(240,025)(225,044)(14,981)6.7%
Net cash used in financing activities(312,662)(660,578)347,916(52.7)%
Net increase (decrease) in cash and cash equivalents$13,626$(344,473)$358,099(104.0)%

Operating Activities

Our cash flows from operating activities depends on numerous factors, including the occupancy level of our portfolio, the rental rates achieved on our leases, the collectability of rent and recoveries from our tenants, the level of operating expenses, the impact of property acquisitions, completed development and redevelopment projects and related financing activities, and other general and administrative costs. See additional information under the caption “—Results of Operations.” Our net cash provided by operating activities increased by $25.2 million, or 4.7%, for the year ended December 31, 2025 as compared to the year ended December 31, 2024, primarily due to an increase in accrued property taxes payable during the year ended December 31, 2025, as well as the settlement of the retirement liability associated with our former CEO during the year ended December 31, 2024, who departed the Company in early 2024. These decreases are partially offset by a decrease in interest accruals due to the net repayment of unsecured debt during the year ended December 31, 2025.

Investing Activities

Our cash flows from investing activities are generally used to fund development and operating property acquisitions, expenditures for development and redevelopment projects, recurring and nonrecurring capital expenditures for our operating properties, and include net proceeds received from dispositions of real estate assets. Our net cash used in investing activities increased by $15.0 million, or 6.7%, for the year ended December 31, 2025 as compared to the year ended December 31, 2024, primarily due to higher expenditures for acquisition properties and expenditures for operating properties and other corporate activities during the year ended December 31, 2025, and the maturity of certificates of deposit during the year ended December 31, 2024, partially offset by higher net proceeds from our capital recycling program and a reduction in expenditures for development and redevelopment projects during the year ended December 31, 2025.

Financing Activities

Our cash flows from financing activities are principally impacted by our capital raising activities, net of dividends and distributions paid to common stockholders and common unitholders. During the year ended December 31, 2025, our net cash used in financing activities decreased by $347.9 million, or 52.7%, as compared to the year ended December 31, 2024, primarily due to decreased repayments of unsecured debt during the year ended December 31, 2025. During the year ended December 31, 2025, we repaid the $400.0 million aggregate principal amount of the Operating Partnership’s outstanding 4.375% unsecured senior notes due in October 2025. During the year ended December 31, 2024, we repaid both the $403.7 million aggregate remaining principal balance of the 3.450% $425.0 million unsecured senior notes due December 15, 2024 and an aggregate $320.0 million outstanding under our term loan facilities.

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Non-GAAP Supplemental Financial Measure: Funds From Operations (“FFO”)

We calculate FFO available to common stockholders and common unitholders in accordance with the 2018 Restated White Paper on FFO approved by the Board of Governors of Nareit. The White Paper defines FFO as net income or loss (calculated in accordance with GAAP), excluding depreciation and amortization related to real estate, gains and losses from the sale of certain real estate assets, gains and losses from change in control, and impairment write-downs of certain real estate assets and investments in entities when the impairment is directly attributable to decreases in the value of depreciable real estate held by the entity. The reconciling items include amounts to adjust earnings from consolidated partially-owned entities and equity in earnings of unconsolidated affiliates to FFO. Our calculation of FFO includes the amortization of deferred revenue related to tenant-funded tenant improvements and excludes the depreciation of the related tenant improvement assets. We also add back net income attributable to noncontrolling common units of the Operating Partnership because we report FFO attributable to common stockholders and common unitholders.

We believe that FFO is a useful supplemental measure of our operating performance. The exclusion from FFO of gains and losses from the sale of operating real estate assets allows investors and analysts to readily identify the operating results of the assets that form the core of our activity and assists in comparing those operating results between periods. Also, because FFO is generally recognized as the industry standard for reporting the operations of REITs, it facilitates comparisons of operating performance to other REITs. However, other REITs may use different methodologies to calculate FFO, and accordingly, our FFO may not be comparable to all other REITs.

Implicit in historical cost accounting for real estate assets in accordance with GAAP is the assumption that the value of real estate assets diminishes predictably over time. Since real estate values have historically risen or fallen with market conditions, many industry investors and analysts have considered presentations of operating results for real estate companies using historical cost accounting alone to be insufficient. Because FFO excludes depreciation and amortization of real estate assets, we believe that FFO along with the required GAAP presentations provides a more complete measurement of our performance relative to our competitors and a more appropriate basis on which to make decisions involving operating, financing, and investing activities than the required GAAP presentations alone would provide.

FFO should not be viewed as an alternative measure of our operating performance since it does not reflect either depreciation and amortization costs or the level of capital expenditures and leasing costs necessary to maintain the operating performance of our properties, which are significant economic costs and could materially impact our results from operations.

The following table presents our FFO:

Year ended December 31,
20252024
(in thousands)
Net income available to common stockholders$276,121$210,969
Adjustments:
Net income attributable to noncontrolling common units of the Operating Partnership2,6822,062
Net income attributable to noncontrolling interests in consolidated property partnerships23,83719,923
Depreciation and amortization of real estate assets349,271349,828
Gains on sales of depreciable operating properties(127,038)—
Impairment of real estate assets16,259—
Funds From Operations attributable to noncontrolling interests in consolidated property partnerships(35,212)(31,149)
Funds From Operations (1) (2)$505,920$551,633

____________________

(1)Reported amounts are attributable to common stockholders, common unitholders, and restricted stock unitholders.

(2)FFO available to common stockholders and unitholders includes amortization of deferred revenue related to tenant-funded tenant improvements of $14.6 million and $19.1 million for the years ended December 31, 2025 and 2024, respectively.

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The following table presents our weighted average shares of common stock and common units outstanding:

Year Ended December 31,
20252024
Weighted average shares of common stock outstanding118,278,990117,649,111
Weighted average common units outstanding1,149,8751,150,574
Effect of participating securities – nonvested shares and restricted stock units405,759928,857
Total basic weighted average shares / units outstanding119,834,624119,728,542
Effect of dilutive securities – contingently issuable shares553,045507,876
Total diluted weighted average shares / units outstanding120,387,669120,236,418

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Critical Accounting Policies and Estimates

Our consolidated financial statements have been prepared in accordance with GAAP, which requires us to make estimates and assumptions that affect reported amounts. The estimates and assumptions are based on historical experience and on other factors that we believe to be reasonable. Actual results may differ from those estimates. We believe that the following critical accounting policies represent the areas where more significant judgments and estimates are used in the preparation of our consolidated financial statements. Our significant accounting policies, which utilize these critical accounting estimates, are described in Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report.

Revenue Recognition

Rental revenue for office, life science, retail, and residential operating properties is our principal source of revenue. We recognize revenue from base rent (fixed lease payments), additional rent (variable lease payments, which consist of amounts due from tenants for common area maintenance, real estate taxes, and other recoverable costs), parking, and other lease-related revenue once all of the following criteria are met: (i) the agreement has been fully executed and delivered, (ii) services have been rendered, (iii) the amount is fixed or determinable, and (iv) payment has been received or the collectability of substantially all of the amount due is probable. Minimum annual rental revenues are recognized in rental revenues on a straight-line basis over the non-cancellable term of the related lease.

Base Rent

The timing of when we commence rental revenue recognition depends largely on our conclusion as to whether we are or the tenant is the owner of tenant improvements at the leased property for accounting purposes. If we are the owner, we capitalize the cost to construct the tenant improvements and commence rental revenue recognition when the tenant takes possession of or controls the finished space. If the tenant is the owner, rental revenue recognition begins when the tenant takes possession or controls the physical use of the leased space. This determination is made on a lease-by-lease basis, considering factors such as approval rights, evidence of costs, reusability, alteration rights, and ownership at lease end.

When we conclude we are the owner these tenant-funded tenant improvements, we record the amount funded by or reimbursed by tenants as deferred revenue, which is amortized and recognized as rental income on a straight-line basis over the term of the related lease beginning upon substantial completion of the leased premises. When we conclude that the tenant is the owner of certain tenant improvements, we record our contribution towards those tenant-owned improvements as a lease incentive, which is included in deferred leasing costs and acquisition-related intangible assets, net on our consolidated balance sheets and amortized as a reduction to rental revenue on a straight-line basis over the term of the related lease beginning upon substantial completion of the leased premises.

When a lease is amended, we determine whether (i) an additional right of use not included in the original lease is being granted as a result of the modification, and (ii) there is an increase in the lease payments that is commensurate with the standalone price for the additional right of use. If both of these conditions are met, the amendment is accounted for as a separate lease contract. If either of those conditions are not met, the amendment is accounted for as a lease modification. Most of our lease amendments are accounted for as modifications of our operating leases, which requires us to reassess both the lease term and fixed lease payments, including any prepaid or deferred rent receivables relating to the original lease, as a part of the lease payments for the modified lease.

Termination options allow tenants to end leases early, usually with advance notice and a termination fee. Termination and restoration fees are recognized on a straight-line basis when amounts are determinable and collectability is probable.

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Additional Rent - Reimbursements from Tenants

Leases typically provide for the reimbursement of certain property operating expenses accounted for as additional rent, which consists of amounts due from tenants for common area maintenance, real estate taxes, and other recoverable costs, and is recognized in rental income in the period the recoverable costs are incurred. Additional rent where we pay the associated costs directly to third-party vendors and are reimbursed by our tenants are recognized and recorded on a gross basis, with the associated expense recognized in property expenses or real estate taxes.

Uncollectible Lease Receivables and Allowances for Tenant and Deferred Rent Receivables

Current tenant receivables consist primarily of amounts due for contractual lease payments and reimbursements of common area maintenance expenses, property taxes, and other costs recoverable from tenants. Deferred rent receivables represent the excess of cumulative straight-line rental revenue recorded to date over cash rents billed to date under the lease agreement.

We carry our current and deferred rent receivables net of allowances for amounts that may not be collected, which are adjusted through rental income. The adequacy of these allowances is assessed quarterly using a binary assessment of whether or not substantially all of the amounts due under a tenant’s lease agreement are probable of collection. This assessment incorporates specific identification and aging analyses, considering the current economic and business environment, including factors such as the age and nature of the receivables, tenant payment history and financial condition, our assessment of the tenant’s ability to meet its lease obligations, and the status of negotiations of any disputes with the tenant.

For leases that are deemed probable of collection, revenue continues to be recorded on a straight-line basis over the non-cancellable lease term, with partial allowances for uncollectible accounts exhibiting a certain level of collection risk. For leases that are deemed not probable of collection, revenue is recorded as the lesser of (i) cash received, or (ii) the amount recognized on a straight-line basis with any tenant and deferred rent receivable balances charged as a direct write-off against rental income in the period of the change in the collectability determination. If the collectability determination subsequently changes to being probable of collection for leases for which revenue is recorded based on cash received from the tenant, we resume recognizing revenue, including deferred revenue, on a straight-line basis and recognize incremental revenue related to the reinstatement of cumulative deferred rent receivable and deferred revenue balances as if revenue had been recorded on a straight-line basis since the inception of the lease.

Acquisitions

Acquisitions of operating properties and development and redevelopment opportunities generally do not meet the definition of a business and are accounted for as asset acquisitions, as substantially all of the fair value of the gross assets acquired is concentrated in a single identifiable asset or a group of similar identifiable assets. For these asset acquisitions, we record the acquired tangible and intangible assets and assumed liabilities based on each asset’s and liability’s relative fair value compared to the total purchase price plus any capitalized closing costs, including costs incurred during negotiation.

Fair values are determined using estimated cash flow projections, market information and discount and/or capitalization rates, considering historical operating results, known and anticipated trends, and market and economic conditions. Acquired assets and liabilities typically include land, buildings and improvements, construction in progress, and lease-related intangibles such as tenant improvements, leasing costs, above and below-market leases, and in-place lease values. Any debt assumed and equity (including common units of the Operating Partnership) issued in connection with a property acquisition is recorded at relative fair value on the date of acquisition.

The fair value of land and improvements is derived from comparable sales of land and improvements within the same submarket and/or region. The fair value of buildings and improvements, tenant improvements, and leasing costs considers the value of the property as if it was vacant as well as current replacement costs and other relevant market rate information.

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The fair value of the above-market and below-market operating lease components are calculated using the present value of differences between contractual and market rents over the lease term. Above market lease amounts are amortized as a reduction to rental income and below-market amounts are amortized as an increase to rental income. Ground lease intangibles are amortized as adjustments to ground lease expense. If a lease is terminated early, related intangible amortization is accelerated.

The fair value of acquired in-place leases reflect lost revenue and costs avoided during the lease-up period, including carrying costs and leasing commissions. The amount recorded for acquired in-place leases is included in deferred leasing costs and acquisition-related intangible assets, net on the balance sheet. These are amortized as part of depreciation and amortization expense over the lease term.

Assumed debt is valued by discounting the future cash flows using market interest rates available for the issuance of debt with similar terms and remaining maturities. Determining fair value for acquired assets and liabilities requires significant judgment and assumptions, which can materially affect reported amounts and related expenses. Amortization of above-market and below-market leases directly impacts rental income and operating results.

Transaction costs associated with our acquisitions, including costs incurred during negotiation, are capitalized as part of the purchase price of the acquisition. During the years ended December 31, 2025 and 2024, we capitalized $0.8 million and $0.2 million of acquisition costs, respectively. We did not capitalize any acquisition costs during the year ended December 31, 2023.

Evaluation of Asset Impairment

We evaluate our real estate assets, including land held for future development, for potential impairment whenever events or changes in circumstances indicate that the carrying amount of a given asset may not be recoverable. This evaluation is performed property-by-property and is triggered by impairment indicators such as low or declining occupancy, operating or cash flow losses, declining rental rates, deteriorating submarket conditions, rising property sales yields, changes in property use or strategy, physical damage, or significant tenant defaults.

If we determine that impairment indicators are present for a specific real estate asset, we compare the asset’s net carrying amount to its estimated undiscounted future cash flows over the anticipated holding period. If the carrying amount exceeds these cash flows, we calculate an impairment loss by comparing the carrying amount to estimated fair value, using discounted cash flow models or third-party appraisals. An impairment loss recognized sets a new cost basis for the asset, which is then depreciated over its remaining useful life. Assets held for sale are carried at the lower of carrying value or fair value less costs to sell, and depreciation ceases.

These analyses require significant management judgment and assumptions about future cash flows, market conditions, capitalization rates, economic trends, and hold periods. If actual results differ from estimates, impairment evaluations could be materially affected.

Our undiscounted cash flow and fair value calculations contain uncertainties because they require management to make assumptions and to apply judgment to estimate future cash flows and property fair values, including determining our estimated holding period and selecting the discount or capitalization rate that reflects the risk inherent in future cash flows. Estimating projected cash flows is highly subjective as it requires assumptions related to future rental rates, credit loss, average lease term, lease-up timeframes, renewal probability, lease reimbursement type, tenant allowances, leasing commissions, operating expenditures, property taxes, capital improvements, development costs, construction completion date, stabilization date, and occupancy levels. We are also required to make a number of assumptions relating to future economic and market events and prospective operating trends. Determining the appropriate capitalization rate also requires significant judgment and is typically based on many factors, including the prevailing rate for the market or submarket, as well as the quality and location of the properties. Further, capitalization rates can fluctuate resulting from a variety of factors in the overall economy or within regional markets. If the actual net cash flows or actual market capitalization rates significantly differ from our estimates, the impairment evaluation for an individual asset could be materially affected.

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For each property where such an indicator occurred and/or for properties within a given submarket where such an indicator occurred, we completed an impairment evaluation. After completing this process, we determined that for each of the operating properties evaluated, undiscounted cash flows over the holding period were in excess of carrying value for all but one property, which was disposed of during the year ended December 31, 2025, and, therefore, we recognized an impairment charge of approximately $16.3 million during the year ended December 31, 2025. We did not record any impairment losses for these properties for the years ended 2024 and 2023.

Cost Capitalization

We capitalize all costs associated with development and redevelopment activities, capital improvements, and tenant improvements as project costs, including internal compensation costs related to those activities. Additional capitalized costs for development and redevelopment projects include pre-construction expenses, interest (based on the weighted average rate of outstanding debt), real estate taxes, and insurance, during periods when the project is being readied for use.

Determining whether expenditures meet the criteria for capitalization and the assignment of depreciable lives requires management to exercise significant judgment. Expenditures are capitalized if they provide future benefits, extend asset life, and/or improve asset quality beyond original estimates.

For office, life science, and retail projects, capitalization ends when revenue recognition begins on leased space, which is upon substantial completion of tenant improvements. For non-pre-leased properties, capitalization ends and depreciation begins on completed portions, but no later than one year after major base building completion. Capitalization also stops if project activities are suspended.

Once major base building construction activities have ceased and the development or redevelopment property (or phases thereof) have been placed in service, the costs capitalized to construction in progress are transferred to land and improvements, buildings and improvements, and deferred leasing costs on our consolidated balance sheets as the historical cost of the property.

New Accounting Pronouncements

For a discussion of new accounting pronouncements see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report.

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MD&A history

Prior-year 10-K MD&A spans are extracted from SEC filings with the same bounded parser used for the latest filing. The latest 10-K appears above; prior years are below.

FY 2024 10-K MD&A

SEC filing source: 0001025996-25-000052.

Extracted structurally from real Item 7 body heading to real Item 7A/8 boundary. Confidence: high. Filing date: 2025-02-13. Report date: 2024-12-31.

ITEM 7.     MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

The following discussion relates to our consolidated financial statements and should be read in conjunction with the financial statements and notes thereto appearing elsewhere in this report. The results of operations discussion is combined for the Company and the Operating Partnership because there are no material differences in the results of operations between the two reporting entities.

Forward-Looking Statements

Statements contained in this “Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations” that are not historical facts may be forward-looking statements. Forward-looking statements include, among other things, statements or information concerning our plans, objectives, capital resources, portfolio performance, results of operations, projected future occupancy and rental rates, lease expirations, debt maturities, potential investments, strategies such as capital recycling, development and redevelopment activity, projected construction costs, projected construction commencement and completion dates, projected square footage of space that could be constructed on undeveloped land that we own, projected rentable square footage of or number of units in properties under construction or in the development pipeline, anticipated proceeds from capital recycling activity or other dispositions and anticipated dates of those activities or dispositions, projected increases in the value of properties, dispositions, future executive incentive compensation, pending, potential or proposed acquisitions, plans to grow our Net Operating Income and FFO, our ability to re-lease properties at or above current market rates, anticipated market conditions and demographics and other forward-looking financial data, as well as the discussion in “—Factors That May Influence Future Results of Operations,” “—Liquidity and Capital Resource of the Company,” and “—Liquidity and Capital Resources of the Operating Partnership.” Forward-looking statements can be identified by the use of words such as “believes,” “expects,” “projects,” “may,” “will,” “should,” “seeks,” “approximately,” “intends,” “plans,” “pro forma,” “estimates”, or “anticipates” and the negative of these words and phrases and similar expressions that do not relate to historical matters. Forward-looking statements are based on our current expectations, beliefs, and assumptions, and are not guarantees of future performance. Forward-looking statements are inherently subject to uncertainties, risks, changes in circumstances, trends, and factors that are difficult to predict, many of which are outside of our control. Accordingly, actual performance, results, and events may vary materially from those indicated or implied in the forward-looking statements, and you should not rely on the forward-looking statements as predictions of future performance, results, or events. Numerous factors could cause actual future performance, results and events to differ materially from those indicated in the forward-looking statements, including, among others:

•global market and general economic conditions, including periods of heightened inflation, and their effect on our liquidity and financial conditions and those of our tenants;

•adverse economic or real estate conditions generally, and specifically, in the States of California, Texas, and Washington;

•risks associated with our investment in real estate assets, which are illiquid and with trends in the real estate industry;

•defaults on or non-renewal of leases by tenants;

•any significant downturn in tenants’ businesses, including bankruptcy, lack of liquidity or lack of funding, and the impact labor disruptions or strikes, such as episodic strikes in the entertainment industry, may have on our tenants’ businesses;

•our ability to re-lease property at or above current market rates;

•reduced demand for office space, including as a result of remote working and flexible working arrangements that allow work from remote locations other than an employer’s office premises;

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•costs to comply with government regulations, including environmental remediation;

•the availability of cash for distribution and debt service, and exposure to risk of default under debt obligations;

•increases in interest rates and our ability to manage interest rate exposure;

•changes in interest rates and the availability of financing on attractive terms or at all, which may adversely impact our future interest expense and our ability to pursue development, redevelopment, and acquisition opportunities and refinance existing debt;

•a decline in real estate asset valuations, which may limit our ability to dispose of assets at attractive prices, or obtain or maintain debt financing, and which may result in write-offs or impairment charges;

•significant competition, which may decrease the occupancy and rental rates of properties;

•potential losses that may not be covered by insurance;

•the ability to successfully complete acquisitions and dispositions on announced terms;

•the ability to successfully operate acquired, developed, and redeveloped properties;

•the ability to successfully complete development and redevelopment projects on schedule and within budgeted amounts;

•delays or refusals in obtaining all necessary zoning, land use, and other required entitlements, governmental permits and authorizations for our development and redevelopment properties;

•increases in anticipated capital expenditures, tenant improvement, and/or leasing costs;

•defaults on leases for land on which some of our properties are located;

•adverse changes to, or enactment or implementations of, tax laws or other applicable laws, regulations or legislation, as well as business and consumer reactions to such changes;

•risks associated with joint venture investments, including our lack of sole decision-making authority, our reliance on co-venturers’ financial condition and disputes between us and our co-venturers;

•environmental uncertainties and risks related to natural disasters;

•risks associated with climate change and our sustainability strategies, and our ability to achieve our sustainability goals; and

•our ability to maintain our status as a REIT.

The factors included in this report are not exhaustive and additional factors could adversely affect our business and financial performance. For a discussion of additional factors that could materially adversely affect the Company’s and the Operating Partnership’s business and financial performance, see the discussion below as well as in “Item 1A. Risk Factors,” and in our respective other filings with the SEC. All forward-looking statements are based on currently available information and speak only as of the dates on which they are made. We assume no obligation to update any forward-looking statement that becomes untrue because of subsequent events, new information or otherwise, except to the extent we are required to do so in connection with our ongoing requirements under federal securities laws.

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Company Overview

We are a self-administered REIT active in premier office, life science, and mixed-use property types in the United States. We own, develop, acquire, and manage real estate assets, consisting primarily of premier properties in Los Angeles, San Diego, the San Francisco Bay Area, Seattle and Austin, which are markets that we believe have strategic advantages and strong barriers to entry. We own our interests in all of our real estate assets through the Operating Partnership and conduct substantially all of our operations through the Operating Partnership. We owned an approximate 99.0% general partnership interest in the Operating Partnership as of both December 31, 2024 and 2023. All of our properties are held in fee except for the fourteen office buildings that are held subject to long-term ground leases for the land (see Note 19 “Commitments and Contingencies” to our consolidated financial statements included in this report for additional information regarding our ground lease obligations).

2024 Operating and Development Highlights

Throughout 2024, we remained focused on creating value for our stockholders through leasing, and development and redevelopment activities. We also continued to maintain a strong balance sheet and elevate our leadership position in environmental, social, and corporate governance operations.

Leasing. During 2024, we achieved our highest annual leasing volume since 2019. We executed new and renewal leases totaling 1.4 million square feet within our stabilized portfolio, excluding short-term leases, with an increase in GAAP rents of 8.2% and a decrease in cash rents of 4.5%. Our stabilized office portfolio was 82.8% occupied and 84.9% leased as of December 31, 2024.

Development. We continued to execute on our development and redevelopment program during 2024. We had two redevelopment projects in the tenant improvement phase and one development project under construction. See “—Factors that May Influence Future Operations” for additional information regarding our development program.

Financing. In 2024, we issued $400.0 million of new debt at a stated interest rate of 6.250% and we amended and restated the terms of the unsecured revolving credit facility to maintain its borrowing capacity and extend the maturity date to July 31, 2028. Additionally, we repaid $320.0 million on the 2022 Term Loan Facility and repaid in full the $403.7 million aggregate principal amount outstanding of our 3.450% senior notes due 2024 at maturity.

Refer to our 2024 Financing Highlights in “—Liquidity and Capital Resources of the Operating Partnership” for a list of financing transactions completed in 2024 and Note 10 “Secured and Unsecured Debt of the Operating Partnership” to our consolidated financial statements included in this report for additional information regarding our debt and capital market activity.

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Critical Accounting Policies and Estimates

The preparation of financial statements in conformity with GAAP requires us to make estimates, assumptions, and judgments that affect the reported amounts of assets, liabilities, and the disclosure of contingent assets and liabilities at the date of the financial statements, and the reported amounts of revenues and expenses for the reporting periods.

Certain accounting policies are considered to be critical accounting policies. Critical accounting policies are those policies that require our management team to make significant estimates and/or assumptions about matters that are uncertain at the time the estimates and/or assumptions are made or where we are required to make significant judgments and assumptions with respect to the practical application of accounting principles in our business operations. Critical accounting policies are by definition those policies that are material to our financial statements and for which the impact of changes in estimates, assumptions, and judgments could have a material impact to our financial statements.

The following critical accounting policies discussion reflects what we believe are the most significant estimates, assumptions, and judgments used in the preparation of our consolidated financial statements. This discussion of our critical accounting policies is intended to supplement the description of our accounting policies in the footnotes to our consolidated financial statements and to provide additional insight into the information used by management when evaluating significant estimates, assumptions, and judgments. For further discussion of our significant accounting policies, see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report.

Revenue Recognition

Rental revenue for office, life science, retail, and residential operating properties is our principal source of revenue. We recognize revenue from base rent (fixed lease payments), additional rent (variable lease payments, which consist of amounts due from tenants for common area maintenance, real estate taxes, and other recoverable costs), parking, and other lease-related revenue once all of the following criteria are met: (i) the agreement has been fully executed and delivered, (ii) services have been rendered, (iii) the amount is fixed or determinable, and (iv) payment has been received or the collectability of substantially all of the amount due is probable. Minimum annual rental revenues are recognized in rental revenues on a straight-line basis over the non-cancellable term of the related lease.

Base Rent

The timing of when we commence rental revenue recognition for office, life science, and retail properties depends largely on our conclusion as to whether we are or the tenant is the owner of tenant improvements at the leased property for accounting purposes. When we conclude that we are the owner of tenant improvements for accounting purposes, we record the cost to construct the tenant improvements as an asset and commence rental revenue recognition when the tenant takes possession of or controls the finished space, which is generally when tenant improvements being recorded as our assets are substantially complete. In certain instances, when we conclude that the tenant is the owner of certain tenant improvements for accounting purposes, rental revenue recognition begins when the tenant takes possession or controls the physical use of the leased space. The determination of who owns the tenant improvements is made on a lease-by-lease basis and has a significant effect on the timing of commencement of revenue recognition. Further, we may deliver leased space in phases, rather than for an entire building or project, resulting in various revenue commencement dates for a particular lease, which involves significant judgment surrounding when the tenant takes possession of or controls each respective phase, building, or project.

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The determination of whether we are or the tenant is the owner of tenant improvements for accounting purposes is subject to significant judgment. In making that determination, we consider numerous factors and perform a detailed evaluation of each individual lease. No one factor is determinative in reaching a conclusion. The factors we evaluate include, but are not limited to, the following:

•whether the lease agreement requires landlord approval of how the tenant improvement allowance is spent prior to installation of the tenant improvements;

•whether the lease agreement requires the tenant to provide evidence to the landlord supporting the cost and what the tenant improvement allowance was spent on prior to payment by the landlord for such tenant improvements;

•whether the tenant improvements are unique to the tenant or reusable by other tenants;

•whether the tenant is permitted to alter or remove the tenant improvements without the consent of the landlord or without compensating the landlord for any lost utility or diminution in fair value; and

•whether the ownership of the tenant improvements remains with the landlord or remains with the tenant at the end of the lease term.

When we conclude that we are the owner of tenant improvements for accounting purposes using the factors discussed above, we record the cost to construct the tenant improvements, including costs paid for or reimbursed by the tenants, as our capital asset. During the years ended December 31, 2024, 2023, and 2022, we capitalized $3.5 million, $7.1 million, and $22.8 million, respectively, of tenant-funded tenant improvements. The amount of tenant-funded tenant improvements recorded in any given year varies based upon the mix of specific leases executed and/or commenced during the reporting period. For these tenant-funded tenant improvements, we record the amount funded by or reimbursed by tenants as deferred revenue, which is amortized and recognized as rental income on a straight-line basis over the term of the related lease beginning upon substantial completion of the leased premises. The determination of who owns the tenant improvements has a significant impact on the amount of non-cash rental revenue that we record related to the amortization of deferred revenue for tenant-funded tenant improvements. For the years ended December 31, 2024, 2023, and 2022, we recognized $19.1 million, $20.7 million and $19.3 million, respectively, of non-cash rental revenue related to the amortization of deferred revenue recorded in connection with tenant-funded tenant improvements.

When we conclude that the tenant is the owner of certain tenant improvements for accounting purposes, we record our contribution towards those tenant-owned improvements as a lease incentive, which is included in deferred leasing costs and acquisition-related intangible assets, net on our consolidated balance sheets and amortized as a reduction to rental revenue on a straight-line basis over the term of the related lease beginning upon substantial completion of the leased premises.

For residential properties, we commence revenue recognition upon lease commencement. Residential rental revenue is recognized on a straight-line basis over the term of the related lease, which is generally one year, net of any concessions.

When a lease is amended, we determine whether (i) an additional right of use not included in the original lease is being granted as a result of the modification, and (ii) there is an increase in the lease payments that is commensurate with the standalone price for the additional right of use. If both of these conditions are met, the amendment is accounted for as a separate lease contract. If either of those conditions are not met, the amendment is accounted for as a lease modification. Most of our lease amendments are accounted for as modifications of our operating leases, which requires us to reassess both the lease term and fixed lease payments, including any prepaid or deferred rent receivables relating to the original lease, as a part of the lease payments for the modified lease.

Termination options in some of our leases allow the tenant to terminate the lease, in part or in whole, prior to the end of the lease term under certain circumstances. Termination options generally require advance notification from the tenant, and payment of a termination fee that reimburses us for a portion of the remaining rent under the

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original lease term and the net book value of lease inception costs such as commissions, tenant improvements, and lease incentives. Termination fee income, included in rental income, is recognized on a straight-line basis from the date of the executed termination agreement through the revised lease expiration when the amount of the fee is determinable and collectability of the fee is probable. This fee income is reduced on a straight-line basis by any deferred rent receivable related to the lease.

Generally, our leases require the tenant to restore the leased space to standard office condition upon the expiration of the lease. In some circumstances, tenants may negotiate to pay us a restoration fee in lieu of restoring the space. Restoration fee income, included in rental income, is recognized on a straight-line basis from the date of the executed restoration fee agreement through lease expiration when the amount of the fee is determinable and collectability of the fee is probable.

When tenants declare bankruptcy, we may be able to collect some portion of their past-due rents through the bankruptcy process, whether through applying security deposit balances, drawing on tenants’ letters of credit, or through bankruptcy settlements. We recognize any amounts collected through the bankruptcy process when cash is received.

Additional Rent - Reimbursements from Tenants

Additional rent, consisting of amounts due from tenants for common area maintenance, real estate taxes, and other recoverable costs, is recognized in rental income in the period the recoverable costs are incurred. Additional rent where we pay the associated costs directly to third-party vendors and are reimbursed by our tenants are recognized and recorded on a gross basis, with the associated expense recognized in property expenses or real estate taxes.

Calculating additional rent requires an in-depth analysis of the complex terms of each underlying lease. Examples of judgments and estimates used when determining the amounts recoverable include:

•estimating the final expenses, net of accruals, that are recoverable;

•estimating the fixed and variable components of operating expenses for each building;

•conforming recoverable expense pools to those used in establishing the base year or base allowance for the applicable underlying lease; and

•concluding whether an expense or capital expenditure is recoverable pursuant to the terms of the underlying lease.

During the year, we accrue estimated additional rent in the period in which the recoverable costs are incurred based on our best estimate of the amounts to be recovered. Throughout the year, we perform analyses to match additional rent with reimbursable costs incurred to date. Additionally, during the fourth quarter of each year we perform preliminary reconciliations and, if a change in estimate is warranted, an adjustment is recorded to reflect the revised estimate. Subsequent to year end, we perform final detailed reconciliations and analyses on a lease-by-lease basis and bill or refund each tenant for any cumulative annual adjustments in the first and second quarters of each year for the previous year’s activity. Our historical experience for the years ended December 31, 2023 and 2022 has been that our final reconciliation and billing process resulted in final amounts that approximated the total annual additional rent recognized.

Uncollectible Lease Receivables and Allowances for Tenant and Deferred Rent Receivables

Current tenant receivables consist primarily of amounts due for contractual lease payments and reimbursements of common area maintenance expenses, property taxes, and other costs recoverable from tenants. Deferred rent receivables represent the amount by which the cumulative straight-line rental revenue recorded to date exceeds cash rents billed to date under the lease agreement.

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We carry our current and deferred rent receivables net of allowances for amounts that may not be collected. These allowances are increased or decreased through rental income, and our determination of the adequacy of the Company’s allowances for tenant receivables includes a binary assessment of whether or not substantially all of the amounts due under a tenant’s lease agreement are probable of collection. Such assessment involves using a methodology that incorporates a specific identification analysis and an aging analysis, considering the current economic and business environment, including factors such as the age and nature of the receivables, the payment history and financial condition of the tenant, our assessment of the tenant’s ability to meet its lease obligations, and the status of negotiations of any disputes with the tenant. This determination is performed on a quarterly basis and requires significant judgment and estimates about matters that are uncertain at the time the estimates are made, including the creditworthiness of specific tenants, specific industry trends and conditions, and general economic trends and conditions. Since these factors are beyond our control, actual results can differ from our estimates, and such differences could be material.

For leases that are deemed probable of collection, revenue continues to be recorded on a straight-line basis over the non-cancellable lease term and, for some tenants, may include an offsetting partial allowance for uncollectible accounts related to current tenant and deferred rent receivables that exhibit a certain level of collection risk based on the results of the assessment described above. For leases that are deemed not probable of collection, revenue is recorded as the lesser of (i) the amount which would be recognized on a straight-line basis or (ii) cash that has been received from the tenant, including deferred revenue, with any tenant and deferred rent receivable balances charged as a direct write-off against rental income in the period of the change in the collectability determination. If the collectability determination subsequently changes to being probable of collection for leases for which revenue is recorded based on cash received from the tenant, we resume recognizing revenue, including deferred revenue, on a straight-line basis and recognize incremental revenue related to the reinstatement of cumulative deferred rent receivable and deferred revenue balances as if revenue had been recorded on a straight-line basis since the inception of the lease.

For the years ended December 31, 2024, 2023, and 2022, we recorded a net reduction to rental revenues for direct write-offs associated with transitioning certain tenants to a cash basis of reporting and an allowance for uncollectible accounts for both current tenant receivables and deferred rent receivables of approximately 0.4%, 1.1% (of which 0.5% related to one tenant), and 0.2% of total revenues, respectively. Additional amounts may potentially be restored in future periods as circumstances warrant, consistent with our accounting policies. In the event our estimates were not consistent with actual collections and we had to change our allowances by 1% of revenue from continuing operations, the potential impact to our net income available to common stockholders would be approximately $11.4 million, $11.3 million and $11.0 million for the years ended December 31, 2024, 2023, and 2022, respectively.

Acquisitions

Acquisitions of operating properties and development and redevelopment opportunities generally do not meet the definition of a business and are accounted for as asset acquisitions, as substantially all of the fair value of the gross assets acquired is concentrated in a single identifiable asset or a group of similar identifiable assets. For these asset acquisitions, we record the acquired tangible and intangible assets and assumed liabilities based on each asset’s and liability’s relative fair value at the acquisition date of the total purchase price plus any capitalized acquisition costs, including costs incurred during negotiation. When applicable, we record the acquired tangible and intangible assets and assumed liabilities of acquisitions of operating properties and development and redevelopment opportunities that meet the accounting criteria to be accounted for as business combinations at fair value at the acquisition date.

We assess and consider fair value based on estimated cash flow projections that utilize available market information and discount and/or capitalization rates that we deem appropriate. Estimates of future cash flows are based on a number of factors, including historical operating results, known and anticipated trends, and market and economic conditions. The acquired assets and assumed liabilities for an acquisition generally include, but are not limited to: (i) land and improvements, buildings and improvements, undeveloped land, and construction in progress, and (ii) identified tangible and intangible assets and liabilities associated with in-place leases, including tenant improvements, leasing costs, value of above-market and below-market operating leases and ground leases, acquired

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in-place lease values, and tenant relationships, if any. Any debt assumed and equity (including common units of the Operating Partnership) issued in connection with a property acquisition is recorded at relative fair value on the date of acquisition.

The fair value of land and improvements is derived from comparable sales of land and improvements within the same submarket and/or region. The fair value of buildings and improvements, tenant improvements, and leasing costs considers the value of the property as if it was vacant as well as current replacement costs and other relevant market rate information.

The fair value of the above-market or below-market component of an acquired in-place operating lease is based upon the present value (calculated using a market discount rate) of the difference between (i) the contractual rents to be paid pursuant to the lease over its remaining non-cancellable lease term, and (ii) management’s estimate of the rents that would be paid using fair market rental rates and rent escalations at the date of acquisition measured over the remaining non-cancellable term of the lease for above-market operating leases and the initial non-cancellable term plus the term of any below-market fixed rate renewal options, if applicable, for below-market operating leases. Our below-market operating leases generally do not include fixed rate or below-market renewal options. The amounts recorded for above-market operating leases are included in deferred leasing costs and acquisition-related intangible assets, net on the balance sheet and are amortized on a straight-line basis as a reduction of rental income over the remaining term of the applicable leases. The amounts recorded for below-market operating leases are included in deferred revenue and acquisition-related intangible liabilities, net on the balance sheet and are amortized on a straight-line basis as an increase to rental income over the remaining term of the applicable leases plus the term of any below-market fixed rate renewal options, if applicable. The amortization of a below-market ground lease obligation is recorded as an increase to ground lease expense in the consolidated statements of operations for the periods presented. The amortization of an above-market ground lease obligation is recorded as a decrease to ground lease expense in the consolidated statements of operations for the periods presented. If a lease were to be terminated prior to its contractual expiration, amortization of the related above-market or below-market lease intangible would be accelerated through the termination date.

The fair value of acquired in-place leases is derived based on management’s assessment of lost revenue and costs incurred for the period required to lease the “assumed vacant” property to the occupancy level when purchased. This fair value is based on a variety of considerations, including, but not necessarily limited to: (i)  the value associated with lost rental revenue from existing leases during the assumed lease-up period; (ii) the value associated with avoiding the cost of originating the acquired in-place leases; and (iii) the value associated with lost revenue related to tenant reimbursable operating costs estimated to be incurred during the assumed lease-up period. Factors we consider in performing these analyses include an estimate of the carrying costs during the expected lease-up periods, current market conditions, and costs to execute similar leases. In estimating carrying costs, we include real estate taxes, insurance, and other operating expenses, and estimates of lost rental revenue during the expected lease-up periods based on current market demand at market rates. In estimating costs to execute similar leases, we consider leasing commissions, legal, and other related expenses. The amount recorded for acquired in-place leases is included in deferred leasing costs and acquisition-related intangible assets, net on the balance sheet and amortized as an increase to depreciation and amortization expense over the remaining term of the applicable leases. Fully amortized intangible assets are written off each quarter. If a lease were to be terminated or if termination were determined to be likely prior to its contractual expiration (for example resulting from bankruptcy), amortization of the related unamortized in-place lease intangible would be accelerated.

The determination of the fair value of any debt assumed in connection with a property acquisition is estimated by discounting the future cash flows using market interest rates available for the issuance of debt with similar terms and remaining maturities.

The determination of the fair value of the acquired tangible and intangible assets and assumed liabilities of acquisitions requires us to make significant judgments and assumptions about the numerous inputs discussed above. The use of different assumptions in these fair value calculations could significantly affect the reported amounts of the allocation of our acquisition related assets and liabilities and the related depreciation and amortization expense recorded for such assets and liabilities. In addition, because the value of above and below market leases are

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amortized as either a reduction or increase to rental income, respectively, our judgments for these intangibles could have a significant impact on our reported rental revenues and results of operations.

Transaction costs associated with our acquisitions, including costs incurred during negotiation, are capitalized as part of the purchase price of the acquisition. During the years ended December 31, 2024 and 2022, we capitalized $0.2 million of acquisition costs, respectively. We did not capitalize any acquisition costs during the year ended December 31, 2023.

Evaluation of Asset Impairment

We evaluate our real estate assets, including land held for future development, for potential impairment whenever events or changes in circumstances indicate that the carrying amount of a given asset may not be recoverable. We evaluate our real estate assets for impairment on a property-by-property basis. Indicators we use to determine whether an impairment evaluation is necessary include:

•low occupancy levels, forecasted low occupancy levels or near term lease expirations at a specific property;

•current period operating or cash flow losses combined with a historical pattern or future projection of potential continued operating or cash flow losses at a specific property;

•deterioration in rental rates for a specific property as evidenced by sudden significant rental rate decreases or continuous rental rate decreases over numerous quarters, which could signal a continued decrease in future cash flows for that property;

•deterioration of a given rental submarket as evidenced by significant increases in market vacancy and/or negative absorption rates or continuous increases in market vacancy and/or negative absorption rates over numerous quarters, which could signal a decrease in future cash flows for properties within that submarket;

•significant increases in property sales yields, continuous increases in property sales yields over several quarters, or recent property sales at a loss within a given submarket, each of which could signal a decrease in the market value of properties;

•significant change in strategy or use of a specific property or any other event that could result in a decreased holding period, including classifying a property as held for sale, or significant development delay;

•evidence of material physical damage to the property; and

•default by a significant tenant when any of the other indicators above are present.

When we evaluate for potential impairment our real estate assets to be held and used, as well as land held for future development for potential impairment, we first evaluate whether there are any indicators of impairment.

If any impairment indicators are present for a specific real estate asset, we then perform an undiscounted cash flow analysis and compare the net carrying amount of the real estate asset to the real estate asset’s estimated undiscounted future cash flows over the anticipated holding period. If the estimated undiscounted future cash flows are less than the net carrying amount of the real estate asset, we perform an impairment loss calculation. Our impairment loss calculation compares the net carrying amount of the real estate asset to the real estate asset’s estimated fair value, which may be based on estimated discounted future cash flow calculations or third-party valuations or appraisals, and we recognize an impairment loss to the extent that the asset’s net carrying amount exceeds the asset’s estimated fair value. If we recognize an impairment loss, the estimated fair value of the real estate asset becomes its new cost basis. For a depreciable long-lived asset, the new cost basis would be depreciated (amortized) over the remaining useful life of that asset. If a real estate asset is designated as held for sale, it is carried at the lower of the net carrying value or estimated fair value less costs to sell, and depreciation ceases.

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Our undiscounted cash flow and fair value calculations contain uncertainties because they require management to make assumptions and to apply judgment to estimate future cash flows and property fair values, including determining our estimated holding period and selecting the discount or capitalization rate that reflects the risk inherent in future cash flows. Estimating projected cash flows is highly subjective as it requires assumptions related to future rental rates, credit loss, average lease term, lease-up timeframes, renewal probability, lease reimbursement type, tenant allowances, leasing commissions, operating expenditures, property taxes, capital improvements, development costs, construction completion date, stabilization date, and occupancy levels. We are also required to make a number of assumptions relating to future economic and market events and prospective operating trends. Determining the appropriate capitalization rate also requires significant judgment and is typically based on many factors, including the prevailing rate for the market or submarket, as well as the quality and location of the properties. Further, capitalization rates can fluctuate resulting from a variety of factors in the overall economy or within regional markets. If the actual net cash flows or actual market capitalization rates significantly differ from our estimates, the impairment evaluation for an individual asset could be materially affected.

For each property where such an indicator occurred and/or for properties within a given submarket where such an indicator occurred, we completed an impairment evaluation. After completing this process, we determined that for each of the operating properties evaluated, undiscounted cash flows over the holding period were in excess of carrying value and, therefore, we did not record any impairment losses for these properties for the years ended December 31, 2024, 2023, and 2022.

Cost Capitalization and Depreciation

We capitalize all costs clearly associated with development and redevelopment activities, capital improvements, and tenant improvements as project costs, including internal compensation costs related to those activities. For the years ended December 31, 2024, 2023, and 2022, we capitalized $12.1 million, $15.8 million and $19.9 million, respectively, of internal costs to our qualifying development and redevelopment projects. In addition, for development and redevelopment projects, we also capitalize the following costs during periods in which activities necessary to prepare the project for its intended use are in progress: pre-construction costs essential to the development of the property, interest costs based on the weighted average interest rate of our outstanding indebtedness for the period, real estate taxes, and insurance. For the years ended December 31, 2024, 2023, and 2022, we capitalized $8.6 million $6.8 million, and $6.9 million of internal costs to our qualifying capital improvement projects in the stabilized portfolio.

Determining whether expenditures meet the criteria for capitalization and the assignment of depreciable lives requires management to exercise significant judgment. Expenditures that meet one or more of the following criteria generally qualify for capitalization:

•Provide benefit in future periods;

•Extend the useful life of the asset beyond our original estimates; and

•Increase the quality of the asset beyond our original estimates.

We define redevelopment properties as those properties for which we expect to spend significant development and construction costs pursuant to a formal plan to change its use, the intended result of which is a higher economic return on the property.

We define a property in the tenant improvement phase as a development or redevelopment property where the project has reached “cold shell condition” and is ready for tenant improvements, which may require additional major base building modifications before being placed in service. Projects in the tenant improvement phase are moved into our stabilized portfolio once the project reaches the earlier of 95% occupancy or one year from the date of the cessation of major base building construction activities.

For office, life science, and retail development and redevelopment properties, the date the capitalization period ends is based on property-specific leasing activity:

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•For properties that are pre-leased, we cease capitalization when revenue recognition has commenced on the leased space, which is upon substantial completion of tenant improvements deemed to be the Company’s asset for accounting purposes.

•For properties that are not pre-leased, we may not immediately build out the tenant improvements. Therefore, we cease capitalization and begin depreciation on the portion of the property for which revenue recognition has commenced on the leased space, but in any event, no later than one year after the cessation of major base building construction activities. Revenue recognition commences on leased space upon substantial completion of the tenant improvements deemed to be the Company’s asset for accounting purposes. We also cease capitalization when activities necessary to prepare the property for its intended use have been suspended.

For residential development properties, we cease capitalization when the property is substantially complete and available for occupancy.

Once major base building construction activities have ceased and the development or redevelopment property (or phases thereof) have been placed in service, the costs capitalized to construction in progress are transferred to land and improvements, buildings and improvements, and deferred leasing costs on our consolidated balance sheets as the historical cost of the property.

Amounts capitalized are depreciated or amortized over estimated useful lives determined by management. We depreciate buildings and improvements based on the estimated useful life of the asset, and we amortize tenant improvements over the shorter of the estimated useful life or estimated remaining life of the related lease. All capitalized costs are depreciated or amortized using the straight-line method. Our historical experience has demonstrated that we have not had material write-offs of assets and that our depreciation and amortization estimates have been reasonable and appropriate.

Share-Based Incentive Compensation Accounting

At December 31, 2024, the Company had one share-based incentive compensation plan, the Kilroy Realty 2006 Incentive Award Plan, which is described more fully in Note 16 “Share-Based and Other Compensation” to our consolidated financial statements included in this report. The Executive Compensation Committee determines compensation for executive officers, as defined in Rule 16 under the Exchange Act. Compensation cost for all share-based awards, including options, requires an estimate of fair value on the grant date and compensation cost is recognized on a straight-line basis over the service vesting period, which represents the requisite service period. The grant date fair value for compensation programs that contain market conditions, like modifiers based on total stockholder return (a “market condition”), are performed using complex pricing valuation models that require the input of assumptions, including judgments to estimate expected stock price volatility, expected life, and forfeiture rate. Specifically, the grant date fair value of share-based compensation programs that include market conditions are calculated using a Monte Carlo simulation pricing model. Additionally, certain of our market condition share-based compensation programs also contain pre-defined financial performance conditions, including FFO per share and debt to EBITDA ratio goals which can impact the number of restricted stock units ultimately earned. This variability relating to the level of the performance condition achieved requires management’s judgment and estimates, which impacts compensation cost recognized for these awards during the performance period. As of December 31, 2024, the performance condition for certain of our outstanding market condition share-based compensation programs has been met and compensation cost for these awards is no longer variable. For these awards, although the number of restricted stock units ultimately earned remains variable subject to the ultimate achievement level of the market condition, compensation cost is no longer variable for these awards as the market condition was already taken into consideration as part of the grant date fair value calculation. As of December 31, 2024, there are certain outstanding share-based compensation awards where the achievement of the performance condition is yet unknown as the award is still within its performance measurement period. For these awards, compensation cost and the number of restricted stock units ultimately earned remains variable and compensation cost for these awards is recorded based on our most recent estimate of the probable achievement of the performance conditions through the requisite service period. Changes to compensation cost resulting from changes in the estimated level of achievement of the performance

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conditions are recorded as cumulative adjustments in the period the change in the estimated level of achievement of the performance conditions is determined.

For the years ended December 31, 2024, 2023, and 2022 we recorded approximately $12.5 million, $33.2 million, and $18.9 million, respectively, of compensation cost related to programs that were subject to estimates and judgments. If the valuation of the grant date fair value for such programs changed by 10%, the potential impact to our net income available to common stockholders would be approximately $0.8 million, $2.9 million, and $1.5 million for the years ended December 31, 2024, 2023, and 2022, respectively.

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Factors That May Influence Future Results of Operations

Acquisitions

During the year ended December 31, 2024, we acquired one operating property, comprised of two buildings, in one transaction for a cash purchase price of $35.0 million. As part of our growth strategy, which is highly dependent on market conditions and business cycles, among other factors, we continue to evaluate strategic opportunities and remain a disciplined buyer of core, value-add and strategic operating properties and land. We historically have focused on growth opportunities primarily in markets populated by knowledge and creative-based tenants in a variety of industries, including technology, media, healthcare, life sciences, entertainment, and professional services. Against the backdrop of market volatility, we expect to manage a strong balance sheet and selectively evaluate opportunities that we believe have the potential to either add immediate Net Operating Income to our portfolio or play a strategic role in our future growth. We generally finance our acquisitions through proceeds from the issuance of debt and equity securities, borrowings under our unsecured revolving credit facility, proceeds from our capital recycling program, the assumption of existing debt, and cash flows from operations.

In connection with our growth strategy, we may have one or more potential acquisitions of properties and/or undeveloped land under consideration that are in varying stages of negotiation and due diligence review, or under contract, at any point in time. However, we cannot provide assurance that we will enter into any agreements to acquire properties or undeveloped land, or that the potential acquisitions contemplated by any agreements we may enter into in the future will be completed. In addition, acquisitions are subject to various risks and uncertainties and we may be unable to complete an acquisition after making a nonrefundable deposit or incurring acquisition-related costs.

Development and Redevelopment Programs

We believe that a portion of our long-term future growth will continue to come from the completion of our in-process development and redevelopment projects and, subject to market conditions, from identifying new redevelopment opportunities and executing on our future development pipeline. Our future development pipeline may also expand in the future through targeted acquisitions of development opportunities on the West Coast and in Austin, Texas, subject to market conditions.

We have a proactive planning process by which we continually evaluate the size, timing, costs, and scope of our development and redevelopment programs and, as necessary, scale activity to reflect the economic conditions and the real estate fundamentals that exist in our submarkets. We expect to execute on our development and redevelopment programs with prudence and will be pursuing opportunities with attractive economic returns in strategic locations with proximity to public transportation or transportation access, retail amenities, and in markets with strong fundamentals and visible demand. We generally plan to develop projects in phases, as appropriate, and we favor starting projects with significant pre-leasing activity.

In-Process Redevelopment - Tenant Improvement

As of December 31, 2024, we had two redevelopment projects in the tenant improvement phase:

•4690 Executive Drive, University Towne Center, San Diego, California. In March 2022, we began the phased redevelopment of this property and completed base building components and moved the building to the tenant improvement phase during the third quarter of 2024. This project is comprised of approximately 52,000 square feet of life science space with a total estimated investment of $25.0 million, inclusive of the depreciated basis of the building. We expect this property to be added to the stabilized portfolio in the third quarter of 2025.

•4400 Bohannon Drive, Menlo Park, California. In December 2022, we began the redevelopment of this property in the Other Peninsula submarket and completed base building components and moved the building to the tenant improvement phase during the third quarter of 2024. This project is comprised of approximately 48,000 square feet of life science space with a total estimated investment of $55.0 million,

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inclusive of the depreciated basis of the building. We expect this property to be added to the stabilized portfolio in the third quarter of 2025.

In-Process Development - Under Construction

As of December 31, 2024, we had one development project under construction:

•Kilroy Oyster Point (Phase 2), South San Francisco, California. In June 2021, we commenced construction on Phase 2 of this 39-acre life science campus situated on the waterfront in South San Francisco. The second phase encompasses approximately 875,000 square feet of office and life science space across three buildings with a total estimated investment of $1.0 billion. In January 2025, we progressed this project to the tenant improvement phase upon receiving a temporary certificate of occupancy.

Future Development Pipeline

As of December 31, 2024, our future development pipeline included eight future projects located in Los Angeles, San Diego, the San Francisco Bay Area, Seattle and Austin with an aggregate cost basis of approximately $1.4 billion, at which we believe we could develop more than 6.0 million rentable square feet of office space.

The following table sets forth information about our future development pipeline:

Future Development PipelineLocationApprox. Developable Square Feet / Residential Units (1)Total Costs as of 12/31/2024($ in millions)(2)
Los Angeles
1633 26th StreetWest Los Angeles190,000$15.1
San Diego
Santa Fe Summit South / North56 Corridor600,000 - 650,000116.2
2045 Pacific HighwayLittle Italy275,00061.1
Kilroy East VillageEast Village1,100 units67.9
San Francisco Bay Area
Kilroy Oyster Point - Phases 3 and 4South San Francisco875,000 - 1,000,000246.7
Flower MartSOMA2,300,000664.8
Greater Seattle
SIX0Denny Regrade925,000 and 650 units197.3
Austin
Stadium TowerStadium District / Domain493,00075.9
TOTAL:$1,445.0

________________________

(1)Represents developable office/life science square feet and/or residential units. The developable square feet and scope of projects could change materially from estimated data provided due to one or more of the following: significant changes in the economy, market conditions, tenant requirements and demands, construction costs, new supply, regulatory and entitlement processes, or project design.

(2)Represents cash paid and costs incurred, including accrued liabilities in accordance with GAAP, as of December 31, 2024.

Fluctuations in our development activities could cause fluctuations in the average development asset balances qualifying for interest and other carrying cost and internal cost capitalization in future periods. A slowdown in development activities could result in fewer projects qualifying for interest capitalization under GAAP, resulting in higher interest expense. During the year ended December 31, 2024, we capitalized interest on in-process development and redevelopment projects and future development pipeline projects with an average aggregate cost basis of approximately $1.9 billion, as it was determined these projects qualified for interest and other carrying cost capitalization under GAAP. For the year ended December 31, 2024, we capitalized $82.5 million of interest to our qualifying development and redevelopment projects. For the year ended December 31, 2024, we capitalized $12.1 million of internal costs to our qualifying development and redevelopment projects and $8.6 million of internal costs to our qualifying capital improvement projects in the stabilized portfolio.

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Capital Recycling Program

We continuously evaluate opportunities for the potential disposition of non-core properties and undeveloped land in our portfolio or the formation of strategic ventures with the intent of using the proceeds generated to acquire new operating and development properties, to finance development and redevelopment expenditures, to repay long-term debt and for other general corporate purposes. As part of this strategy, we may attempt to enter into transactions intended to qualify as like-kind exchanges pursuant to Section 1031 of the Code (“Section 1031 Exchanges”) and other tax deferred transaction structures, when possible, to defer some or all of the taxable gains on the sales, if any, for federal and state income tax purposes. See the “Liquidity and Capital Resources of the Operating Partnership – Liquidity Sources” section for further discussion of our capital recycling activities.

The timing of any potential future disposition or strategic venture transactions will depend on market conditions and other factors, including, but not limited to, our capital needs, the availability of financing for potential buyers (which has been and may continue to be constrained due to current economic and market conditions) and our ability to absorb or defer some or all of the taxable gains on the sales. We cannot assure that we will dispose of any additional properties, enter into any additional strategic ventures, or that we will be able to effect a Section 1031 Exchange or be able to use other tax deferred structures in connection with our strategy. See the “Liquidity and Capital Resources of the Operating Partnership – Liquidity Sources” section for further information.

Incentive Compensation

Our Executive Compensation Committee determines compensation, including cash bonuses and equity incentives, for our executive officers, as defined in Rule 16 under the Exchange Act. For 2024, the annual cash bonus program was structured to allow the Executive Compensation Committee to evaluate the Company’s performance against pre-established goals under a variety of key quantitative and qualitative metrics at the end of the year and make a determination based on the Company’s and management’s overall performance. Our Executive Compensation Committee also grants equity incentive awards from time to time that include performance-based and/or market-measure based vesting requirements and time-based vesting requirements. As a result, accrued incentive compensation and compensation expense for future awards may be affected by our operating and development performance, financial results, stock price, market conditions, liquidity measures, and other factors. Consequently, we cannot predict the amounts that will be recorded in future periods related to such incentive compensation.

As of December 31, 2024, there was approximately $23.4 million of total unrecognized compensation costs related to outstanding nonvested RSUs granted under share-based compensation arrangements. Such amount is based in part upon the estimated future outcome of the performance metrics as of December 31, 2024, and the actual compensation cost ultimately recognized could increase or decrease from this estimate based upon actual performance results. These costs are expected to be recognized over a weighted-average period of 1.7 years. The $23.4 million of unrecognized compensation cost does not reflect the future compensation costs for any share-based awards that may be granted subsequent to December 31, 2024. Share-based compensation expense for potential future awards could be affected by our operating and development performance, financial results, stock price, market conditions, and other factors. For additional information regarding our equity incentive awards, see Note 16 “Share-Based and Other Compensation” to our consolidated financial statements included in this report.

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Information on Leases Commenced and Executed

Leasing Activity and Changes in Rental Rates. The amount of net rental income generated by our properties depends principally on our ability to maintain the occupancy rates of currently leased space and to lease currently available space, newly developed or redeveloped properties, newly acquired properties with vacant space, and space available from unscheduled lease terminations. The amount of rental income we generate also depends on our ability to maintain or increase rental rates at our properties. Negative trends in one or more of these factors could adversely affect our rental income in future periods. The following tables set forth certain information regarding leasing activity during the year ended December 31, 2024.

For Leases Commenced (1)

Year to DateNumber of LeasesRentable Square FeetWeighted Average Lease Term (in months)TI/LC perSq. Ft. (2)TI/LC per Sq. Ft. / Year (2)Changes inRents (3)Changes inCash Rents (4)
NewRenewalNewRenewal
2nd Generation (5)5349392,651466,78062$57.32$11.0919.5%4.2%
1st Gen / Major Repositioning / In-Process Development & Redevelopment Leasing (6)10—107,029—141$158.27$13.47
Total6349499,680466,780

For Leases Executed (1)(7)

Year to DateNumber of LeasesRentable Square FeetWeighted Average Lease Term (in months)TI/LC perSq. Ft. (2)TI/LC per Sq. Ft. / Year (2)Changes inRents (3)Changes inCash Rents (4)Retention Rates (8)
NewRenewalNewRenewal
2nd Gen Leasing (5)6649885,179466,78065$50.03$9.248.2%(4.5)%30.9%
1st Gen / Major Repositioning / In-Process Development & Redevelopment Leasing (6)10—65,328—99$126.93$15.39
Total7649950,507466,780

________________________

(1)    Includes 100% of consolidated property partnerships.

(2)    Includes tenant improvement costs and third-party leasing commissions. Amounts exclude tenant-funded tenant improvements and indirect leasing costs.

(3)    Calculated as the change between the expiring GAAP rent and the new GAAP rent for the same space. Space that was vacant when the property was acquired is excluded from our change in rents calculations to provide a more meaningful market comparison.

(4)    Calculated as the change between the expiring cash rent and the new cash rent for the same space. Space that was vacant when the property was acquired is excluded from our change in rents calculations to provide a more meaningful market comparison.

(5)    Represents leases commenced or executed at properties in the stabilized portfolio during the period, excluding leases with a lease term of less than one year. Excludes leases commenced at space not previously leased at recently completed development projects that have been added to the stabilized portfolio and at space in the stabilized portfolio for which we are incurring significant non-recurring capital expenditures to reposition and is expected to result in additional revenue generated when re-leased.

(6)    Represents leases commenced or executed at space not previously leased, recently completed development projects that have been added to the stabilized portfolio, at space in the stabilized portfolio for which we are incurring significant non-recurring capital expenditures to reposition and is expected to result in additional revenue generated when re-leased, and at projects in our development and redevelopment portfolios.

(7)    During the year ended December 31, 2024, 33 new leases totaling 700,504 rentable square feet were signed but not commenced.

(8)    Calculated as the percentage of space either renewed by existing tenants at lease expiration or termination.

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Scheduled Lease Expirations. The following tables set forth certain information regarding our lease expirations for our stabilized portfolio, excluding our residential properties, for the next five years and by region for the next two years.

Lease Expirations (1)(2)

Year of Lease ExpirationNumber of Expiring LeasesTotal Square Feet% of Total Leased Sq. Ft.Annualized Base Rent (3)% of Total Annualized Base Rent (3)Annualized Base Rent per Sq. Ft. (3)
(in thousands)
2025 (4)67715,5735.2%$30,2123.8%$42.22
2026 (4)741,934,52514.0%93,17411.8%48.16
2027771,095,5627.9%44,8025.7%40.89
2028581,160,9928.4%71,4679.1%61.56
2029491,213,7658.9%66,5188.5%54.80
Total3256,120,41744.4%$306,17338.9%$50.02
YearRegionNumber of Expiring LeasesTotal Square Feet% of Total Leased Sq. Ft.AnnualizedBase Rent (3)% of TotalAnnualizedBase Rent (3)Annualized Rentper Sq. Ft. (3)
(in thousands)
2025 (4)Los Angeles36215,7511.6%$9,3671.2%$43.42
San Diego16209,3221.5%8,0901.0%38.65
San Francisco Bay Area6106,7730.8%7,7551.0%72.63
Seattle9183,7271.3%5,0000.6%27.21
Austin———%——%—
Total67715,5735.2%$30,2123.8%$42.22
2026 (4)Los Angeles30521,7263.8%$21,7052.8%$41.60
San Diego12165,1501.2%9,1581.2%55.45
San Francisco Bay Area19948,9626.8%49,7486.2%52.42
Seattle13298,6872.2%12,5631.6%42.06
Austin———%——%—
Total741,934,52514.0%$93,17411.8%$48.16

_____________________

(1)    For leases that have been renewed early with existing tenants, the expiration date and annualized base rent information presented takes into consideration the renewed lease terms. Excludes leases not commenced as of December 31, 2024, space leased under month-to-month leases, storage leases, vacant space, leases with a lease term of less than one year, intercompany leases, and future lease renewal options not executed as of December 31, 2024.

(2)    Includes 100% of annualized base rent of consolidated property partnerships.

(3)    Annualized base rent includes the impact of straight-lining rent escalations and the amortization of free rent periods and excludes the impact of the following: amortization of deferred revenue related to tenant-funded tenant improvements, amortization of above/below market rents, amortization for lease incentives due under existing leases, and expense reimbursement revenue. Additionally, the underlying leases contain various expense structures, including full service gross, modified gross, and triple net. Percentages represent percentage of total portfolio annualized contractual base rental revenue. For additional information on tenant improvement and leasing commission costs incurred by the Company for the current reporting period, please see further discussion under the caption “Information on Leases Commenced and Executed.”

(4)    Adjusting for leasing transactions executed as of December 31, 2024 but not yet commenced, the 2025 and 2026 expirations would be reduced by 127,744 and 430,644 square feet, respectively.

In addition to the 2.9 million rentable square feet, or 17.2%, of currently available space in our stabilized portfolio, leases representing approximately 5.2% and 14.0% of the occupied square footage of our stabilized portfolio are scheduled to expire during 2025 and 2026, respectively. The leases scheduled to expire in 2025 and 2026 represent approximately 2.7 million rentable square feet, or 15.6%, of our total annualized base rental revenue. Adjusting for leases executed as of December 31, 2024 but not yet commenced, the remaining 2025 and 2026 expirations would be 587,829 and 1,503,881 square feet, respectively.

Our rental rates and occupancy are impacted by general economic conditions, including the pace of regional economic growth and access to capital. Therefore, we cannot give any assurance that leases will be renewed or that available space will be re-leased at rental rates equal to or above the current market rates.

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Sublease Space. Of our occupied space as of December 31, 2024, approximately 1.7 million rentable square feet, or 9.9%, of the square footage in our stabilized portfolio, was available for sublease, primarily in the San Francisco Bay Area. Of the approximately 1.7 million rentable square feet available for sublease as of December 31, 2024, approximately 18,663 rentable square feet representing one lease scheduled to expire in 2025, and approximately 79,795 rentable square feet representing four leases are scheduled to expire in 2026.

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Stabilized Portfolio Information

As of December 31, 2024, our stabilized portfolio was comprised of 123 office, life science, and mixed-use properties encompassing an aggregate of approximately 17.1 million rentable square feet and 1,001 residential units. Our stabilized portfolio includes all of our properties with the exception of development and redevelopment properties currently committed for construction, under construction, or in the tenant improvement phase, undeveloped land, and real estate assets held for sale. We define redevelopment properties as those properties for which we expect to spend significant development and construction costs pursuant to a formal plan to change its use, the intended result of which is a higher economic return on the property. We define a property in the tenant improvement phase as a development or redevelopment property where the project has reached “cold shell condition” and is ready for tenant improvements, which may require additional major base building modifications before being placed in service. Projects in the tenant improvement phase are moved into our stabilized portfolio once the project reaches the earlier of 95% occupancy or one year from the date of the cessation of major base building construction activities. Costs capitalized to construction in progress for development and redevelopment properties are transferred to land and improvements, buildings and improvements, and deferred leasing costs on our consolidated balance sheets as the projects or phases of projects are placed in service.

We did not have any properties or undeveloped land held for sale at December 31, 2024. Our stabilized portfolio also excludes our future development pipeline, which, as of December 31, 2024, was comprised of eight potential development sites, representing approximately 64 gross acres of undeveloped land, on which we believe we could develop more than 6.0 million rentable square feet of office space.

As of December 31, 2024, the following properties were excluded from our stabilized portfolio:

Number of Properties/ProjectsEstimated Rentable Square Feet (1)
In-process redevelopment projects - tenant improvement2100,000
In-process development projects - under construction1875,000

________________________

(1)Estimated rentable square feet upon completion.

The following table reconciles the changes in the rentable square feet in our stabilized office portfolio of operating properties from December 31, 2023 to December 31, 2024:

Number of BuildingsRentable Square Feet
Total as of December 31, 2023 (1)12117,044,128
Acquisitions2103,731
Remeasurement—(5,138)
Total as of December 31, 2024 (1)12317,142,721

________________________

(1)Includes four properties owned by consolidated property partnerships (see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report for additional information).

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Occupancy Information

The following table sets forth certain information regarding our stabilized portfolio:

Stabilized Portfolio Occupancy

RegionNumber of BuildingsRentable Square FeetOccupancy at (1)
12/31/202412/31/202312/31/2022
Los Angeles534,340,30275.0%79.0%85.2%
San Diego262,876,50289.2%88.6%86.2%
San Francisco Bay Area336,170,59587.4%91.0%95.5%
Seattle102,996,34780.5%83.4%97.7%
Austin1758,97574.7%64.9%—%
Total Stabilized Office Portfolio12317,142,72182.8%85.0%91.6%
Average Occupancy
Year Ended December 31,
20242023
Stabilized Portfolio (1)83.9%87.3%
Same Store Portfolio (2)84.4%87.4%
Residential Portfolio (3)92.5%92.8%

_____________________

(1)    Occupancy percentages reported are based on our stabilized portfolio as of the end of the period presented and exclude occupancy percentages of properties held for sale. Represents economic occupancy for space where we have achieved revenue recognition for the associated lease agreements.

(2)    Occupancy percentages reported are based on properties owned and stabilized as of January 1, 2023 and still owned and stabilized as of December 31, 2024 and exclude our residential portfolio. See discussion under “Results of Operations” for additional information.

(3)    Our residential portfolio consists of our 200-unit residential tower and 193-unit Jardine project in Hollywood, California and 608 residential units at our One Paseo mixed-use project in Del Mar, California.

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Results of Operations

Comparison of the Year Ended December 31, 2024 to the Year Ended December 31, 2023

Net Operating Income

Management internally evaluates the operating performance and financial results of our stabilized portfolio based on Net Operating Income. We define “Net Operating Income” as consolidated operating revenues (rental income and other property income) less consolidated operating expenses (property expenses, real estate taxes and ground leases).

Net Operating Income is considered by management to be an important and appropriate supplemental performance measure to net income because we believe it helps both investors and management to understand the core operations of our properties excluding corporate and financing-related costs and non-cash depreciation and amortization. Net Operating Income is an unlevered operating performance metric of our properties and allows for a useful comparison of the operating performance of individual assets or groups of assets. This measure thereby provides an operating perspective not immediately apparent from net income. In addition, Net Operating Income is considered by many in the real estate industry to be a useful starting point for determining the value of a real estate asset or group of assets. Other real estate companies may use different methodologies for calculating Net Operating Income, and accordingly, our presentation of Net Operating Income may not be comparable to other real estate companies. Because of the exclusion of the items shown in the reconciliation below, Net Operating Income should only be used as a supplemental measure of our financial performance and not as an alternative to GAAP income from operations or net income.

Management further evaluates Net Operating Income by evaluating the performance from the following property groups:

•Same Store Properties – includes the consolidated results of all of the properties that were owned and included in our stabilized portfolio for two comparable reporting periods, i.e., owned and included in our stabilized portfolio as of January 1, 2023 and still owned and included in the stabilized portfolio as of December 31, 2024, including our three residential properties in Hollywood and Del Mar, California;

•Development Properties – includes the results generated by certain of our in-process development and redevelopment projects, expenses for certain of our future development projects, and the results generated by the following stabilized development properties:

â—¦One office building that was added to the stabilized portfolio in the third quarter of 2023; and

â—¦One office building that was added to the stabilized portfolio in the fourth quarter of 2023;

•Acquisition Properties – includes the results, from the date of acquisition through the periods presented, for the one property acquired in the third quarter of 2024;

The following table sets forth certain information regarding the property groups within our stabilized office portfolio as of December 31, 2024.

Group# of BuildingsRentable Square Feet
Same Store Properties11916,209,399
Stabilized Development and Redevelopment Properties (1)2829,591
Acquisition Properties2103,731
Total Stabilized Portfolio12317,142,721

________________________

(1)Excludes development and redevelopment projects in the tenant improvement phase, our in-process development and redevelopment projects, and future development projects.

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The following table summarizes our Net Operating Income, as defined, for our total portfolio for the years ended December 31, 2024 and 2023.

Year Ended December 31,Dollar ChangePercentage Change
20242023
($ in thousands)
Reconciliation of Net Income Available to Common Stockholders to Net Operating Income, as defined:
Net Income Available to Common Stockholders$210,969$212,241$(1,272)(0.6)%
Net income attributable to noncontrolling common units of the Operating Partnership2,0622,083(21)(1.0)%
Net income attributable to noncontrolling interests in consolidated property partnerships19,92323,964(4,041)(16.9)%
Net income$232,954$238,288$(5,334)(2.2)%
Unallocated expense (income):
General and administrative expenses72,06693,434(21,368)(22.9)%
Leasing costs8,7646,5062,25834.7%
Depreciation and amortization356,182355,2789040.3%
Interest income(37,752)(22,592)(15,160)67.1%
Interest expense145,287114,21631,07127.2%
Gain on sales of long-lived assets(5,979)—(5,979)100.0%
Net Operating Income, as defined$771,522$785,130$(13,608)(1.7)%

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The following tables summarize our Net Operating Income, as defined, for our total portfolio for the years ended December 31, 2024 and 2023.

Year Ended December 31,
20242023
Same StoreDevelopmentAcquisitionTotalSame StoreDevelopmentAcquisitionTotal
(in thousands)
Operating revenues:
Rental income$1,064,169$52,367$1,579$1,118,115$1,074,752$42,985$—$1,117,737
Other property income15,1752,339—17,51410,988969—11,957
Total1,079,34454,7061,5791,135,6291,085,74043,954—1,129,694
Property and related expenses:
Property expenses234,2109,033198243,441221,4487,516—228,964
Real estate taxes98,79910,041111108,95199,3596,509—105,868
Ground leases8,0413,674—11,7157,5882,144—9,732
Total341,05022,748309364,107328,39516,169—344,564
Net Operating Income, as defined$738,294$31,958$1,270$771,522$757,345$27,785$—$785,130
Year Ended December 31, 2024 as compared to the Year Ended December 31, 2023
Same StoreDevelopmentAcquisitionTotal
Dollar ChangePercent ChangeDollar ChangePercent ChangeDollar ChangePercent ChangeDollar ChangePercent Change
($ in thousands)
Operating revenues:
Rental income$(10,583)(1.0)%$9,38221.8%$1,579100.0%$378—%
Other property income4,18738.1%1,370141.4%——%5,55746.5%
Total(6,396)(0.6)%10,75224.5%1,579100.0%5,9350.5%
Property and related expenses:
Property expenses12,7625.8%1,51720.2%198100.0%14,4776.3%
Real estate taxes(560)(0.6)%3,53254.3%111100.0%3,0832.9%
Ground leases4536.0%1,53071.4%——%1,98320.4%
Total12,6553.9%6,57940.7%309100.0%19,5435.7%
Net Operating Income, as defined$(19,051)(2.5)%$4,17315.0%$1,270100.0%$(13,608)(1.7)%

Net Operating Income decreased $13.6 million, or 1.7%, for the year ended December 31, 2024 as compared to the year ended December 31, 2023, primarily resulting from:

•A decrease of $19.1 million, or 2.5%, attributable to the Same Store Properties which was driven by the following activity:

•A decrease in rental income of $10.6 million, or 1.0%, primarily due to the following:

•$25.9 million decrease in straight-line rent due to the burn-off of $4.0 million in abated rent and aging leases mainly in the San Francisco and San Diego regions;

•$2.9 million decrease in below market leases resulting from tenant move outs, and

•$1.1 million decrease in contractual parking due to lower occupancy; partially offset by

•$0.6 million increase in net base rent primarily due to a $21.4 million increase from higher rates and the above-mentioned $4.0 million increase due to the burn-off of abated rent, net of a $24.8 million decrease in lease expirations;

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•$2.8 million increase in revenue associated with revenues deemed uncollectible;

•$5.7 million increase in termination fees primarily due to two tenants exercising early termination options, one in the Seattle region and one in the San Diego region; and

•$10.2 million increase in recoverable operating expenses of which $5.3 million is attributable to an approximately 455,000 square foot building in the San Francisco Bay Area that was previously tenant-managed becoming landlord-managed;

•An increase in other property income of $4.2 million, or 38.1%, primarily due to a $3.9 million increase in transient parking income in the Seattle region and a $0.3 million increase in ancillary other property income;

•An increase in property and related expenses of $12.8 million, or 5.8%, primarily due to higher insurance, janitorial, contract services, security, repairs and maintenance and internal property management expenses due to cost increases, which includes $5.3 million related to an approximately 455,000 square foot building in the San Francisco Bay Area that was previously tenant-managed becoming landlord-managed;

•A decrease of $0.6 million, or 0.6% in real estate taxes primarily due to a $2.6 million increase in property tax refunds;

•An increase of $0.5 million, or 6.0% in ground lease expense primarily due to a scheduled remeasurement of one of our ground leases in 2024;

•An increase of $4.2 million, or 15.0%, attributable to the Development Properties; and

•An increase of $1.3 million, or 100.0%, attributable to the Acquisition Properties.

Other Expenses and Income

General and Administrative Expenses

General and administrative expenses decreased $21.4 million, or 22.9%, for the year ended December 31, 2024 as compared to the year ended December 31, 2023, primarily due to a decrease in share-based compensation expense related to the retirement of our former CEO.

Leasing Costs

Leasing costs increased $2.3 million, or 34.7%, for the year ended December 31, 2024 as compared to the year ended December 31, 2023, primarily due to an increase in leasing overhead during the year ended December 31, 2024. See the “Factors that May Influence Future Results of Operations – Information on Leases Commenced and Executed” and “Liquidity and Capital Resources of the Operating Partnership – Liquidity Uses” sections for further information.

Depreciation and Amortization

Depreciation and amortization increased by approximately $0.9 million, or 0.3%, for the year ended December 31, 2024 as compared to the year ended December 31, 2023, primarily due to the following:

•An increase of $6.0 million attributable to the Development Properties; and

•An increase of $1.1 million attributable to the Acquisition Properties; partially offset by

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•A decrease of $6.2 million attributable to the Same Store Properties primarily due to an in-place lease intangible asset becoming fully amortized at one property in the second quarter of 2023.

Interest Income

Interest income increased $15.2 million, or 67.1%, for the year ended December 31, 2024 as compared to the year ended December 31, 2023, primarily due to carrying higher balances on our interest bearing accounts.

Interest Expense

The following table sets forth our gross interest expense and capitalized interest for the years ended December 31, 2024 and 2023:

Year Ended December 31,Dollar ChangePercentage Change
20242023
($ in thousands)
Gross interest expense$227,748$192,983$34,76518.0%
Capitalized interest expense(82,461)(78,767)(3,694)4.7%
Interest expense$145,287$114,216$31,07127.2%

Gross interest expense, before the effect of capitalized interest, increased $34.8 million, or 18.0%, for the year ended December 31, 2024 as compared to the year ended December 31, 2023, due to an increase in the average outstanding debt balance and an increase in the weighted average interest rate for the year ended December 31, 2024.

Capitalized interest increased $3.7 million, or 4.7%, for the year ended December 31, 2024 as compared to the year ended December 31, 2023, primarily due to an increase in the weighted average interest rate during the year ended December 31, 2024. Capitalized interest will vary based on the current status active development projects and our future development pipeline. For additional information about the potential impact of inflation on our interest expense and construction costs and the impact on our business, financial condition, results of operations, cash flows, liquidity, and ability to satisfy our debt service obligations, refer to “Part I, Item IA. Risk Factors”.

Net Income Attributable to Noncontrolling Interests in Consolidated Property Partnerships

Net income attributable to noncontrolling interests in consolidated property partnerships decreased $4.0 million, or 16.9%, for the year ended December 31, 2024 as compared to the year ended December 31, 2023, primarily due to lower rental income in the consolidated property partnerships. The amounts reported for the years ended December 31, 2024 and 2023 are comprised of the noncontrolling interest’s share of net income for 100 First Member, LLC and 303 Second Street Member, LLC and the noncontrolling interest’s share of net income for Redwood City Partners, LLC. See Note 12 “Noncontrolling Interests on the Company’s Consolidated Financial Statements” to our consolidated financial statements included in this report for additional information.

Comparison of the Year Ended December 31, 2023 to the Year Ended December 31, 2022

Refer to “Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations –Results of Operations” in our Form 10-K for the year ended December 31, 2023 for a discussion of the year ended December 31, 2023 compared to the year ended December 31, 2022.

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Liquidity and Capital Resources of the Company

In this “Liquidity and Capital Resources of the Company” section, the term the “Company” refers only to Kilroy Realty Corporation on an unconsolidated basis and excludes the Operating Partnership and all other subsidiaries.

The Company’s business is operated primarily through the Operating Partnership. Distributions from the Operating Partnership are the Company’s primary source of capital. The Company believes the Operating Partnership’s sources of working capital, specifically its cash flows from operations and borrowings available under its unsecured revolving credit facility and funds from its capital recycling program, including strategic ventures, are adequate for it to make its distribution payments to the Company to make its dividend payments to its common stockholders for the next twelve months. Cash flows from operating activities generated by the Operating Partnership for the year ended December 31, 2024 were sufficient to cover the Company’s payment of cash dividends to its stockholders. However, there can be no assurance that the Operating Partnership’s sources of capital will continue to be available at all or in amounts sufficient to meet its needs, including its ability to make distributions to the Company. The unavailability of capital could adversely affect the Operating Partnership’s ability to make distributions to the Company, which would in turn, adversely affect the Company’s ability to pay cash dividends to its stockholders.

The Company is a well-known seasoned issuer, and the Company and the Operating Partnership have an effective shelf registration statement that provides for the public offering and sale from time to time by the Company of its preferred stock, common stock, depositary shares, warrants, and guarantees of debt securities, and by the Operating Partnership of its debt securities, in each case in unlimited amounts. The Company evaluates the capital markets on an ongoing basis for opportunities to raise capital, and, as circumstances warrant, the Company and the Operating Partnership may issue securities of all of these types in one or more offerings at any time and from time to time on an opportunistic basis, depending upon, among other things, market conditions, available pricing, and capital needs. When the Company receives proceeds from the sales of its preferred or common stock, it generally contributes the net proceeds from those sales to the Operating Partnership in exchange for corresponding preferred or common partnership units of the Operating Partnership. The Operating Partnership may use these proceeds and proceeds from the sale of its debt securities to repay debt, including borrowings under its unsecured revolving credit facility and unsecured term loan facility, to develop new or redevelop existing properties, to make acquisitions of properties or portfolios of properties, or for general corporate purposes.

As the sole general partner with control of the Operating Partnership, the Company consolidates the Operating Partnership for financial reporting purposes, and the Company does not have significant assets other than its investment in the Operating Partnership. Therefore, the assets and liabilities and the revenues and expenses of the Company and the Operating Partnership are substantially the same on their respective financial statements. The section entitled “Liquidity and Capital Resources of the Operating Partnership” should be read in conjunction with this section to understand the liquidity and capital resources of the Company on a consolidated basis and how the Company is operated as a whole.

Liquidity Highlights

As of December 31, 2024, we had approximately $165.7 million in cash and cash equivalents and $1.1 billion available under our unsecured revolving credit facility. In January 2024, the Operating Partnership issued $400.0 million aggregate principal amount of unsecured senior notes in a registered public offering at an interest rate of 6.250%. In March 2024, the Operating Partnership amended and restated the terms of its unsecured revolving credit facility to maintain the existing $1.1 billion borrowing capacity and extend the maturity date to July 31, 2028, repaid $200.0 million on its existing $520.0 million unsecured term loan facility (the “2022 Term Loan Facility”), and extended the maturity date on an aggregate principal amount of $200.0 million of the remaining $320.0 million by 12 months to October 3, 2025. In September 2024, the Operating Partnership repaid the $120.0 million outstanding on the 2022 Term Loan Facility. In December 2024, the Operating Partnership repaid the $403.7 million aggregate principal amount outstanding of its 3.450% unsecured senior notes at maturity. Excluding our unsecured term loan facility, for which we have two twelve-month extension options, our next debt maturity of $400.0 million occurs in October 2025. We believe that our available liquidity demonstrates a strong balance sheet and makes us well

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positioned to navigate any additional future uncertainties. In addition, the Company is a well-known seasoned issuer and has historically been able to raise capital on a timely basis in the public markets, as well as the private markets. Any future financings, however, will depend on market conditions for both capital raises and the investment of such proceeds and there can be no assurances that we will successfully obtain such financings.

Distribution Requirements

The Company is required to distribute 90% of its taxable income (subject to certain adjustments and excluding net capital gains) on an annual basis to maintain qualification as a REIT for federal income tax purposes and is required to pay income tax at regular corporate rates to the extent it distributes less than 100% of its taxable income (including capital gains). As a result of these distribution requirements, the Operating Partnership cannot rely on retained earnings to fund its on-going operations to the same extent as other companies whose parent companies are not REITs. In addition, the Company may be required to use borrowings under the Operating Partnership’s revolving credit facility, if necessary, to meet REIT distribution requirements and maintain its REIT status. The Company may also need to raise capital to fund the Operating Partnership’s working capital needs, as well as potential developments of new or existing properties or acquisitions.

The Company intends to continue to make, but has not committed to make, regular quarterly cash distributions to common stockholders, and through the Operating Partnership, to common unitholders from the Operating Partnership’s cash flows from operating activities. All such distributions are at the discretion of the Board of Directors. In 2024, the Company’s distributions exceeded 100% of its taxable income, resulting in a return of capital to its stockholders (see Note 25 “Tax Treatment of Distributions” to our consolidated financial statements included in this report for additional information). As the Company intends to maintain distributions at a level sufficient to meet the REIT distribution requirements and minimize its obligation to pay income and excise taxes, it will continue to evaluate whether the current levels of distribution are appropriate to do so throughout 2025. In addition, in the event the Company completes additional dispositions in the future and is unable to successfully complete Section 1031 Exchanges to defer some or all of the taxable gains related to property dispositions (or in the event additional legislation is enacted that further modifies or repeals laws with respect to Section 1031 Exchanges), the Company may be required to distribute a special dividend to its common stockholders and common unitholders in order to minimize or eliminate income taxes on such gains. The Company considers market factors and its performance in addition to REIT requirements in determining its distribution levels. Amounts accumulated for distribution to stockholders are invested primarily in interest-bearing accounts and short-term interest-bearing securities, which is consistent with the Company’s intention to maintain its qualification as a REIT. Such investments may include, for example, obligations of the Government National Mortgage Association, other governmental agency securities, certificates of deposit, and interest-bearing bank deposits.

On December 5, 2024, the Board of Directors declared a regular quarterly cash dividend of $0.54 per share of common stock. The regular quarterly cash dividend is payable to stockholders of record on December 31, 2024 and a corresponding cash distribution of $0.54 per Operating Partnership unit is payable to holders of the Operating Partnership’s common limited partnership interests of record on December 31, 2024, including those owned by the Company. The total cash quarterly dividends and distributions paid on January 8, 2025 were $64.4 million.

Debt Covenants

The covenants contained within certain of our unsecured debt obligations generally prohibit the Company from paying dividends during an event of default in excess of an amount which results in distributions to us in an amount sufficient to permit us to pay dividends to our stockholders that we reasonably believe are necessary to (a) maintain our qualification as a REIT for federal and state income tax purposes and (b) avoid the payment of federal or state income or excise tax.

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Capitalization

As of December 31, 2024, our total debt as a percentage of total market capitalization was 49.0%, which was calculated based on the closing price per share of the Company’s common stock of $40.45 on December 31, 2024 as shown in the following table:

Shares/Units at December 31, 2024Aggregate Principal Amount or $ Value Equivalent% of Total Market Capitalization
($ in thousands)
Debt: (1)(2)
Unsecured Term Loan Facility due 2025 (3)$200,0002.1%
Unsecured Senior Notes due 2025400,0004.2%
Unsecured Senior Notes Series A & B due 2026250,0002.7%
Unsecured Senior Notes due 2028 (4)400,0004.2%
Unsecured Senior Notes due 2029400,0004.2%
Unsecured Senior Notes Series A & B due 2027 & 2029250,0002.7%
Unsecured Senior Notes due 2030500,0005.3%
Unsecured Senior Notes due 2031350,0003.7%
Unsecured Senior Notes due 2032 (4)425,0004.5%
Unsecured Senior Notes due 2033 (4)450,0004.8%
Unsecured Senior Notes due 2036400,0004.2%
Secured debt606,6886.4%
Total debt4,631,68849.0%
Equity and Noncontrolling Interests in the Operating Partnership: (5)
Common limited partnership units outstanding (6)1,150,57446,5410.5%
Shares of common stock outstanding118,046,6744,774,98850.5%
Total Equity and Noncontrolling Interests in the Operating Partnership4,821,52951.0%
Total Market Capitalization$9,453,217100.0%

_____________________

(1)Represents gross aggregate principal amount due at maturity before the effect of the following at December 31, 2024: $25.5 million of unamortized deferred financing costs on the unsecured term loan facility, unsecured senior notes, and secured debt and $8.4 million of unamortized discounts for the unsecured senior notes.

(2)As of December 31, 2024, there was no outstanding balance on the unsecured revolving credit facility.

(3)The maturity date may be extended by two 12-month periods, at the Operating Partnership’s option.

(4)Green bond.

(5)Value based on closing price per share of our common stock of $40.45 as of December 31, 2024.

(6)Includes common units of the Operating Partnership not owned by the Company; does not include noncontrolling interests in consolidated property partnerships.

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Liquidity and Capital Resources of the Operating Partnership

In this “Liquidity and Capital Resources of the Operating Partnership” section, the terms “we,” “our,” and “us” refer to the Operating Partnership or the Operating Partnership and the Company together, as the context requires.

General

Our primary liquidity sources and uses are as follows:

Liquidity Sources

•Net cash flows from operations;

•Borrowings under the Operating Partnership’s unsecured revolving credit facility;

•Proceeds from our capital recycling program, including the disposition of assets and the formation of strategic ventures;

•Proceeds from additional secured or unsecured debt financings; and

•Proceeds from public or private issuance of debt, equity or preferred equity securities.

Liquidity Uses

•Property operating and corporate expenses;

•Capital expenditures, tenant improvements, and leasing costs;

•Development and redevelopment costs;

•Operating property or undeveloped land acquisitions;

•Debt service and principal payments, including debt maturities;

•Distributions to common security holders;

•Repurchases and redemptions of outstanding common stock of the Company; and

•Outstanding debt repurchases, redemptions and repayments.

General Strategy

Our general strategy is to maintain a conservative balance sheet with a strong credit profile and to maintain a capital structure that allows for financial flexibility and diversification of capital resources. We manage our capital structure to reflect a long-term investment approach and utilize multiple sources of capital to meet our long-term capital requirements. We believe that our current projected liquidity requirements for the next twelve-month period, as set forth above under the caption “—Liquidity Uses,” will be satisfied using a combination of the liquidity sources listed above, although there can be no assurance in this regard. We believe our conservative leverage and staggered debt maturities provide us with financial flexibility and enhance our ability to obtain additional sources of liquidity if necessary, and, therefore, we are well-positioned to refinance or repay maturing debt and to pursue our strategy of seeking attractive acquisition opportunities, which we may finance, as necessary, with future public and private issuances of debt and equity securities, although there can be no assurance in this regard.

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2024 Capital and Financing Transactions

We continue to be active in the capital markets to finance potential acquisitions and our development activity, as well as our continued desire to extend our debt maturities. This was primarily a result of the following activity:

•During the first quarter of 2024, amended our unsecured term revolving credit facility to extend the maturity date to July 31, 2028. In connection with amending and restating the unsecured revolving credit facility, the Operating Partnership repaid $200.0 million of its existing $520.0 million unsecured term loan facility (the “2022 Term Loan Facility”) and extended the maturity date on $200.0 million of the remaining $320.0 million principal balance by 12 months to October 3, 2025 (the “2024 Term Loan Facility”); and

•During the first quarter of 2024, issued $400.0 million aggregate principal amount of unsecured senior notes in a registered public offering.

Liquidity Sources

Unsecured Revolving Credit Facility and Term Loan Facilities

In March 2024, the Operating Partnership amended and restated the terms of its unsecured revolving credit facility. The amendment and restatement maintained the $1.1 billion borrowing capacity and extended the maturity date of the unsecured revolving credit facility to July 31, 2028.

The following table summarizes the balance and terms of our unsecured revolving credit facility as of December 31, 2024 and 2023:

December 31, 2024December 31, 2023
(in thousands)
Outstanding borrowings$—$—
Remaining borrowing capacity (1)1,100,0001,100,000
Total borrowing capacity (1)$1,100,000$1,100,000
Interest rate (2)5.69%6.38%
Facility fee-annual rate (3)0.250%0.200%
Maturity date (4)July 31, 2028July 31, 2025

______________________

(1)Remaining and total borrowing capacity are further reduced by the amount of our outstanding letters of credit which total approximately $5.2 million as of December 31, 2024 and December 31, 2023. We may elect to borrow, subject to bank approval and obtaining commitments for any additional borrowing capacity, up to an additional $500.0 million under an accordion feature pursuant to the terms of the unsecured revolving credit facility.

(2)Our unsecured revolving credit facility interest rate was calculated using the Secured Overnight Financing Rate (“SOFR”) plus a SOFR adjustment of 0.10% (“Adjusted SOFR”) and a margin of 1.100% and 0.900% based on our credit rating as of December 31, 2024 and 2023, respectively. We may be entitled to a temporary 0.01% reduction in the interest rate provided we meet certain sustainability goals with respect to the ongoing reduction of greenhouse gas emissions.

(3)Our facility fee is paid on a quarterly basis and is calculated based on the total borrowing capacity. In addition to the facility fee, we incurred debt origination and legal costs in connection with the amendment and restatement of the unsecured revolving credit facility. As of December 31, 2024 and 2023, $12.7 million and $3.2 million of unamortized deferred financing costs, respectively, which are included in prepaid expenses and other assets, net on our consolidated balance sheets, remained to be amortized through the maturity date of our unsecured revolving credit facility.

(4)The maturity date may be extended by two six-month periods, at the Operating Partnership’s election.

The Operating Partnership intends to borrow under the unsecured revolving credit facility from time to time for general corporate purposes, including to finance development and redevelopment expenditures, to fund potential acquisitions, to repay long-term debt, and to supplement cash balances in response to market conditions.

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In connection with amending and restating the unsecured revolving credit facility, the Operating Partnership repaid $200.0 million of its existing $520.0 million unsecured term loan facility (the “2022 Term Loan Facility”) and extended the maturity date on $200.0 million of the remaining $320.0 million principal balance by 12 months to October 3, 2025 (the “2024 Term Loan Facility”). The following table summarizes the balance and terms of our 2024 Term Loan Facility as of December 31, 2024:

2024 Term Loan Facility
December 31, 2024
(in thousands)
Outstanding borrowings$200,000
Remaining borrowing capacity—
Total borrowing capacity (1)$200,000
Interest rate (2)5.70%
Maturity date (3)October 3, 2025

_______________

(1)We may elect to borrow, subject to bank approval and obtaining commitments for any additional borrowing capacity, up to an additional $130.0 million as of December 31, 2024, under an accordion feature pursuant to the terms of the 2024 Term Loan Facility.

(2)Our 2024 Term Loan Facility interest rate was calculated using Adjusted SOFR plus a margin of 1.200% based on our credit rating as of December 31, 2024. Additionally, we incurred debt origination and legal costs in connection with the amendment and restatement of the unsecured revolving credit facility. As of December 31, 2024, $1.2 million of unamortized deferred financing costs, inclusive of unamortized initial issuance costs transferred from the 2022 Term Loan Facility, remained to be amortized through the maturity date of the 2024 Term Loan Facility.

(3)The maturity date may be extended by two 12-month periods, at the Operating Partnership’s election.

In September 2024, the Operating Partnership repaid the $120.0 million outstanding on its 2022 Term Loan Facility. The following table summarizes the balance and terms of our 2022 Term Loan Facility as of December 31, 2023:

2022 Term Loan Facility
December 31, 2023
(in thousands)
Outstanding borrowings$520,000
Remaining borrowing capacity—
Total borrowing capacity$520,000
Interest rate (1)6.41%
Undrawn facility fee-annual rate (2)0.200%
Maturity dateOctober 3, 2024

______________________

(1)Our 2022 Term Loan Facility interest rate was calculated using Adjusted SOFR plus a margin of 0.950% based on our credit rating as of December 31, 2023.

(2)Our undrawn facility fee was paid on a quarterly basis and was calculated based on the remaining borrowing capacity. In addition to the facility fee, we incurred debt origination and legal costs. As of December 31, 2023, $2.3 million of unamortized deferred financing costs remained to be amortized through the maturity date of our 2022 Term Loan Facility.

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Capital Recycling Program

As discussed in the section “Factors That May Influence Future Results of Operations - Capital Recycling Program,” we continuously evaluate opportunities for the potential disposition of non-core properties and undeveloped land in our portfolio or the formation of strategic ventures with the intent of using the proceeds generated to acquire new operating and development properties, to finance development and redevelopment expenditures, to repay long-term debt, and for other general corporate purposes. As part of this strategy, we may attempt to enter into Section 1031 Exchanges, and other tax deferred transaction structures, when possible, to defer some or all of the taxable gains on the sales, if any, for federal and state income tax purposes.

The timing of any potential future disposition or strategic venture transactions will depend on market conditions and other factors, including, but not limited to, our capital needs, the availability of financing for potential buyers (which has been and may continue to be constrained due to current economic and market conditions), and our ability to defer some or all of the taxable gains on the sales. We cannot assure you that we will dispose of any additional properties, enter into any additional strategic ventures, or that we will be able to effect a Section 1031 Exchange or be able to use other tax deferred structures in connection with our strategy. In the event we are unable to complete dispositions as planned, we may raise capital through other sources of liquidity, including our available unsecured revolving credit facility or the public or private issuance of unsecured debt.

Shelf Registration Statement

The Company is a well-known seasoned issuer and the Company and the Operating Partnership have an effective shelf registration statement that provides for the public offering and sale from time to time by the Company of its preferred stock, common stock, depository shares, and guarantees of debt securities and by the Operating Partnership of its debt securities, in each case in unlimited amounts. The Company evaluates the capital markets on an ongoing basis for opportunities to raise capital, and, as circumstances warrant, the Company and the Operating Partnership may issue securities of all of these types in one or more offerings at any time and from time to time on an opportunistic basis, depending upon, among other things, market conditions, available pricing, and capital needs. Capital raising could be more challenging under current market conditions as uncertainty related to interest rates, inflation rates, economic outlook, geopolitical events, and other factors have contributed and may continue to contribute to significant volatility and negative pressures in financial markets. When the Company receives proceeds from the sales of its preferred or common stock, it generally contributes the net proceeds from those sales to the Operating Partnership in exchange for corresponding preferred or common partnership units of the Operating Partnership. The Operating Partnership may use these proceeds and proceeds from the sale of its debt securities to repay debt, including borrowings under its unsecured revolving credit facility and unsecured term loan facility, to develop new or redevelop existing properties, to make acquisitions of properties or portfolios of properties, or for general corporate purposes.

At-The-Market Stock Offering Program

In March 2024, the Company terminated its prior at-the-market (“ATM”) stock offering program and commenced a new at-the-market stock offering program (the “2024 ATM Program”), under which we may currently offer and sell shares of our common stock having an aggregate gross sales price up to $500.0 million from time to time in “at-the-market” offerings. In connection with the 2024 ATM Program, the Company may also, at its discretion, enter into forward equity sale agreements. The use of forward equity sale agreements allows the Company to lock in a share price on the sale of shares of our common stock at the time an agreement is executed, but defer settling the forward equity sale agreements and receiving the proceeds from the sale of shares until a later date. The Company did not complete any sales of common stock under either program during the years ended December 31, 2024 and 2023.

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Issuance of $400.0 million Unsecured Senior Notes Due 2036

In January 2024, the Operating Partnership issued $400.0 million aggregate principal amount of unsecured senior notes in a registered public offering. The outstanding balance of the unsecured senior notes is included in unsecured debt, net of an initial issuance discount of $4.5 million, on our consolidated balance sheets. The unsecured senior notes, which are scheduled to mature on January 15, 2036, require semi-annual interest payments each January and July based on a stated annual interest rate of 6.250%. The Operating Partnership may redeem the notes at any time, either in whole or in part, subject to the payment of an early redemption premium with respect to redemptions prior to October 15, 2035. On or after October 15, 2035, the Operating Partnership may redeem the notes at any time, either in whole or in part, at par.

The aggregate principal amount of the unsecured and secured debt of the Operating Partnership outstanding as of December 31, 2024 was as follows:

Aggregate Principal Amount Outstanding
(in thousands)
Unsecured Term Loan Facility due 2025 (1)$200,000
Unsecured Senior Notes due 2025400,000
Unsecured Senior Notes Series A & B due 2026250,000
Unsecured Senior Notes due 2028 (2)400,000
Unsecured Senior Notes due 2029400,000
Unsecured Senior Notes Series A & B due 2027 & 2029250,000
Unsecured Senior Notes due 2030500,000
Unsecured Senior Notes due 2031350,000
Unsecured Senior Notes due 2032 (2)425,000
Unsecured Senior Notes due 2033 (2)450,000
Unsecured Senior Notes due 2036400,000
Secured Debt606,688
Total Unsecured and Secured Debt (3)4,631,688
Less: Unamortized Net Discounts and Deferred Financing Costs (4)(33,923)
Total Debt, Net$4,597,765

________________________

(1)The maturity date may be extended by two 12-month periods, at the Operating Partnership’s option.

(2)Green bond.

(3)As of December 31, 2024, there was no outstanding balance on the unsecured revolving credit facility.

(4)Includes $25.5 million of unamortized deferred financing costs on the unsecured term loan facility, unsecured senior notes, and secured debt and $8.4 million of unamortized discounts for the unsecured senior notes. Excludes unamortized deferred financing costs on the unsecured revolving credit facility, which are included in prepaid expenses and other assets, net on our consolidated balance sheets.

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Debt Composition

The composition of the Operating Partnership’s aggregate debt balances between secured and unsecured and fixed-rate and variable-rate debt as of December 31, 2024 and 2023 was as follows:

Percentage of Total Debt (1)(2)Weighted Average Interest Rate (1)(2)
December 31, 2024December 31, 2023December 31, 2024December 31, 2023
Secured vs. unsecured:
Unsecured86.9%87.7%4.0%4.0%
Secured13.1%12.3%5.1%5.1%
Variable-rate vs. fixed-rate:
Variable-rate4.3%10.5%5.7%6.4%
Fixed-rate (3)95.7%89.5%4.1%3.8%
Stated rate (3)4.2%4.1%
GAAP effective rate (4)4.2%4.1%
GAAP effective rate including debt issuance costs4.5%4.3%

________________________

(1)As of the end of the period presented.

(2)As of December 31, 2024 and 2023, there was no outstanding balance on the unsecured revolving credit facility.

(3)Excludes the impact of the amortization of any debt discounts/premiums and deferred financing costs.

(4)Includes the impact of amortization of any debt discounts/premiums, excluding deferred financing costs.

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Liquidity Uses

Contractual Obligations

The following table provides information with respect to our contractual obligations as of December 31, 2024. The table: (i) indicates the maturities and scheduled principal repayments of our secured and unsecured debt outstanding as of December 31, 2024; (ii) indicates the scheduled interest payments of our fixed-rate and variable-rate debt as of December 31, 2024; (iii) provides information about the minimum commitments due in connection with our ground lease obligations and other lease and contractual commitments; and (iv) provides estimated in-process and recently completed development commitments as of December 31, 2024. Note that the table: (i) does not reflect our available debt maturity extension options; (ii) reflects gross aggregate principal amounts before the effect of unamortized discounts/premiums; and (iii) does not reflect potential future leasing costs associated with space that has not yet been leased.

Payment Due by Period
Less than1 Year(2025)2-3 Years(2026-2027)4-5 Years(2028-2029)More than5 Years(After 2029)Total
(in thousands)
Principal payments: secured debt (1)$6,246$225,442$—$375,000$606,688
Principal payments: unsecured debt (2)600,000425,000875,0002,125,0004,025,000
Interest payments: fixed-rate debt (3)177,154301,490248,491347,8541,074,989
Interest payments: variable-rate debt (4)8,641———8,641
Ground lease obligations (5)6,77213,65913,738367,744401,913
Lease and other contractual commitments (6)80,203915——81,118
In-process and recently completed development commitments (7)45,78744,000——89,787
Total$924,803$1,010,506$1,137,229$3,215,598$6,288,136

_____________________

(1)Represents gross aggregate principal amount before the effect of deferred financing costs of approximately $8.5 million as of December 31, 2024.

(2)Represents gross aggregate principal amount before the effect of the unamortized discount and deferred financing costs of approximately $8.4 million and $17.0 million as of December 31, 2024. As of December 31, 2024, there was no outstanding balance on our unsecured revolving credit facility.

(3)As of December 31, 2024, 95.7% of our debt was contractually fixed. The information in the table above reflects our projected interest rate obligations for these fixed-rate payments based on the contractual interest rates on an accrual basis and scheduled maturity dates.

(4)As of December 31, 2024, 4.3% of our debt bore interest at variable rates which was incurred under the 2024 Term Loan Facility. The variable interest rate payments are based on the contractual rate of Adjusted SOFR plus a margin of 1.2% as of December 31, 2024. The information in the table above reflects our projected interest rate obligations for those variable-rate payments based on the outstanding principal balance as of December 31, 2024, the scheduled payment interest payment dates and the contractual maturity date.

(5)Reflects minimum lease payments through the contractual lease expiration date before the impact of extension options. See Note 19 “Commitments and Contingencies” to our consolidated financial statements included in this report for further information about our ground lease obligations.

(6)Amounts represent cash commitments under signed leases and contracts for operating properties, excluding tenant-funded tenant improvements, and for other contractual commitments. The timing of these expenditures may fluctuate.

(7)Amounts represent commitments under signed leases for pre-leased development and redevelopment projects and contractual commitments for projects in the tenant improvement phase and under construction as of December 31, 2024. The timing of these expenditures may fluctuate based on the ultimate progress of construction. We may start additional construction in 2025 (see “—Development” for additional information).

Other Liquidity Uses

Development

We believe we may spend between $100 million to $200 million on development projects throughout 2025. The ultimate timing of these expenditures may fluctuate given construction progress and leasing status of the projects, or as a result of events outside our control, such as delays or increased costs as a result of heightened inflation and market conditions. We expect that any material additional development activities will be funded with borrowings under the unsecured revolving credit facility, the public or private issuance of debt or equity securities, the disposition of assets under our capital recycling program, or strategic venture opportunities. We cannot provide assurance that development projects will be completed on the terms, for the amounts, or on the timelines currently contemplated, or at all.

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Repayment of $425.0 million Unsecured Senior Notes Due 2024

During the year ended December 31, 2023, the Company completed open-market repurchases of $21.3 million of the Operating Partnership’s 3.450% $425.0 million unsecured senior notes due December 15, 2024 at a discount, leaving an aggregate remaining principal balance of $403.7 million. In December 2024, the Company repaid the aggregate remaining principal balance of $403.7 million senior notes on the maturity date.

Debt Maturities

We believe our conservative leverage, staggered debt maturities, and our unsecured revolving credit facility provide us with financial flexibility and enhance our ability to obtain additional sources of liquidity if necessary, and, therefore, we believe we are well-positioned to refinance or repay maturing debt and to pursue our strategy of seeking attractive acquisition opportunities, which we may finance, as necessary, with future public and private issuances of debt and equity securities. However, we can provide no assurance that we will have access to the public or private debt or equity markets in the future on favorable terms or at all. In March 2024, the Operating Partnership amended and restated the terms of its unsecured revolving credit facility to maintain the existing $1.1 billion borrowing capacity and extend the maturity date to July 31, 2028, repaid $200.0 million on its existing $520.0 million unsecured term loan facility (the “2022 Term Loan Facility”) and extended the maturity date on an aggregate principal amount of $200.0 million of the remaining $320.0 million by 12 months to October 3, 2025. In September 2024, the Operating Partnership repaid the $120.0 million outstanding on the 2022 Term Loan Facility. In December 2024, the Operating Partnership repaid the $403.7 million aggregate principal amount outstanding on its outstanding 3.450% unsecured senior notes at maturity. Our next debt maturity of $400.0 million occurs in October 2025. We may, however, repurchase certain of our unsecured senior notes from time to time prior to maturity (depending on prevailing market conditions, our liquidity, contractual restrictions and other factors) through cash purchases, open-market purchases, privately negotiated transactions, tender offers or otherwise.

Potential Future Acquisitions

As discussed in the section “—Factors That May Influence Future Results of Operations - Acquisitions,” we continue to evaluate strategic opportunities and remain a disciplined buyer of core, value-add and strategic operating properties, and land, dependent on market conditions and business cycles, among other factors. We focus on growth opportunities primarily in markets populated by knowledge and creative based tenants in a variety of industries, including technology, media, healthcare, life sciences, entertainment, and professional services. We expect that any material acquisitions will be funded with borrowings under the unsecured revolving credit facility, the public or private issuance of debt or equity securities, the disposition of assets under our capital recycling program, the formation of strategic ventures or through the assumption of existing debt, although there can be no assurance in this regard.

We cannot provide assurance that we will enter into any agreements to acquire properties or undeveloped land, or that potential acquisitions contemplated by any agreements we may enter into in the future will be completed.

Share Repurchases

In February 2024, the Company’s Board of Directors approved a new share repurchase program (the “Share Repurchase Program”) that authorizes the repurchase of shares of the Company’s common stock having an aggregate gross purchase price of up to $500.0 million. The Share Repurchase Program supersedes and replaces the Company’s existing share repurchase program. Under the Share Repurchase Program, repurchases may be made from time to time using a variety of methods, which may include open market purchases and privately negotiated transactions. The specific timing, price and size of purchases will depend on prevailing stock prices, general economic and market conditions and other considerations. The Share Repurchase Program does not have a termination date and repurchases may be discontinued at any time. We did not repurchase any common stock under the Share Repurchase Program during the year ended December 31, 2024.

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Potential Future Leasing Costs and Capital Improvements

The amounts we incur for tenant improvements and leasing costs depend on leasing activity in each period. Tenant improvements and leasing costs generally fluctuate in any given period depending on factors such as the type and condition of the property, the term of the lease, the type of the lease, the involvement of external leasing agents, and overall market conditions, including the level of inflation. Capital expenditures may fluctuate in any given period subject to the nature, extent, and timing of improvements required to maintain our properties and may be impacted by inflationary pressures on the cost of construction materials.

For the year ended December 31, 2024, we spent approximately $92.6 million on capital improvements, tenant improvements, and leasing commissions for properties within our stabilized portfolio, excluding capital improvements on major repositioning projects and all costs for development and redevelopment properties. The amount we ultimately spend for 2025 will depend on leasing activity during 2025.

The following table sets forth our historical actual capital expenditures and tenant improvements and leasing commissions for deals commenced, excluding tenant-funded tenant improvements, for renewed and re-tenanted space within our stabilized portfolio for each of the years ended December 31, 2024, 2023 and 2022 on a per square foot basis.

Year Ended December 31,
202420232022
Office Properties:(1)
Capital Expenditures:
Capital expenditures per square foot$2.39$2.09$2.26
Tenant Improvement and Leasing Commissions (2)
Replacement tenant square feet (3)392,651512,626580,943
Tenant improvements per square foot commenced$71.99$68.15$56.25
Leasing commissions per square foot commenced$19.67$20.71$19.78
Total per square foot$91.66$88.86$76.03
Renewal tenant square feet466,780568,443290,138
Tenant improvements per square foot commenced$18.84$11.08$12.53
Leasing commissions per square foot commenced$9.60$12.81$15.90
Total per square foot$28.44$23.89$28.43
Total per square foot per year$11.09$9.12$9.63
Average remaining lease term (in years)5.26.06.3

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(1)Excludes development properties and includes 100% of consolidated property partnerships.

(2)Includes tenants with lease terms of 12 months or longer. Excludes leases for month-to-month and recently completed development and redevelopment properties that have been added to the stabilized portfolio. Also excludes tenant improvement and leasing commission capital expenditures for leasing classified as major repositioning.

(3)Excludes leases for which the space was vacant when the property was acquired by the Company. Excludes tenant improvement and leasing commission capital expenditures for leasing classified as major repositioning.

Capital expenditures per square foot increased in 2024 as compared to 2023, primarily due to common area upgrades at two properties in 2024. We currently anticipate capital expenditures per square foot for 2025 to be consistent with 2024 levels. Replacement tenant improvements and leasing commissions per square foot increased in 2024 as compared to 2023, primarily due to a large lease with a long term that commenced in the San Francisco Bay Area in 2024. Renewal tenant improvements and leasing commissions per square foot increased in 2024 as compared to 2023, primarily due to a large lease with a long term that renewed in the Seattle region in 2024. Costs incurred for tenant improvement and leasing commissions in 2025 will depend upon the current economic environment, market conditions in each of our submarkets, and actual leasing activity.

Distribution Requirements

For a discussion of our dividend and distribution requirements, see “Liquidity and Capital Resources of the Company —Distribution Requirements.”

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Factors That May Influence Future Sources of Capital and Liquidity of the Company and the Operating Partnership

We continue to evaluate sources of financing for our business activities, including borrowings under the unsecured revolving credit facility, the unsecured term loan facility, issuance of public and private equity securities, unsecured debt and fixed-rate secured mortgage financing, proceeds from the disposition of selective assets through our capital recycling program, and the formation of strategic ventures. However, our ability to obtain new financing or refinance existing borrowings on favorable terms could be impacted by various factors, including the state of the macro economy, the state of the credit and equity markets, significant tenant defaults, a decline in the demand for office properties, a decrease in market rental rates or market values of real estate assets in our submarkets, the amount of our future borrowings and uncertainty related to interest rates, inflation rates, geopolitical events, and other factors (refer to “Part I, Item IA. Risk Factors” of this report for additional information). These events could result in the following:

•Decreases in our cash flows from operations, which could create further dependence on the unsecured revolving credit facility;

•An increase in the proportion of variable-rate debt, which could increase our sensitivity to interest rate fluctuations in the future; and

•A decrease in the value of our properties, which could have an adverse effect on the Operating Partnership’s ability to incur additional debt, refinance existing debt at competitive rates, or comply with its existing debt obligations.

In addition to the factors noted above, the Operating Partnership’s credit ratings are subject to ongoing evaluation by credit rating agencies and may be changed or withdrawn by a rating agency in the future if, in its judgment, circumstances warrant. In the event that the Operating Partnership’s credit ratings are downgraded, we may incur higher borrowing costs and may experience difficulty in obtaining additional financing or refinancing existing indebtedness.

Debt Covenants

The unsecured revolving credit facility, unsecured term loan facility, unsecured senior notes and certain other secured debt arrangements contain covenants and restrictions requiring us to meet certain financial ratios and reporting requirements. Key existing financial covenants and their covenant levels include:

Unsecured Credit Facility and Term Loan Facility and Private Placement Notes (as defined in the applicable Credit Agreements):Covenant LevelActual Performanceas of December 31, 2024
Total debt to total asset valueless than 60%33%
Fixed charge coverage ratiogreater than 1.5x3.3x
Unsecured debt ratiogreater than 1.67x3.09x
Unencumbered asset pool debt service coveragegreater than 1.75x3.62x
Unsecured Senior Notes due 2025, 2028, 2029, 2030, 2032, 2033 and 2036 (as defined in the applicable Indentures):
Total debt to total asset valueless than 60%35%
Interest coveragegreater than 1.5x5.2x
Secured debt to total asset valueless than 40%5%
Unencumbered asset pool value to unsecured debtgreater than 150%301%

The Operating Partnership was in compliance with all of its debt covenants as of December 31, 2024. Our current expectation is that the Operating Partnership will continue to meet the requirements of its debt covenants in both the short and long term. However, in the event of an economic slowdown or continued volatility in the credit markets, there is no certainty that the Operating Partnership will be able to continue to satisfy all the covenant requirements.

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Consolidated Historical Cash Flows Summary

The following summary discussion of our consolidated historical cash flows is based on the consolidated statements of cash flows in Item 15. “Exhibits and Financial Statement Schedules” and is not meant to be an all-inclusive discussion of the changes in our cash flows for the periods presented below. Changes in our cash flows include changes in cash and cash equivalents and restricted cash. Our historical cash flow activity for the year ended December 31, 2024 as compared to the year ended December 31, 2023, is as follows:

Year Ended December 31,
20242023Dollar ChangePercentage Change
($ in thousands)
Net cash provided by operating activities$541,149$602,589$(61,440)(10.2)%
Net cash used in investing activities(225,044)(800,400)575,356(71.9)%
Net cash (used in) provided by financing activities(660,578)360,595(1,021,173)(283.2)%
Net (decrease) increase in cash and cash equivalents$(344,473)$162,784$(507,257)(311.6)%

Operating Activities

Our cash flows from operating activities depends on numerous factors, including the occupancy level of our portfolio, the rental rates achieved on our leases, the collectability of rent and recoveries from our tenants, the level of operating expenses, the impact of property acquisitions, completed development projects and related financing activities, and other general and administrative costs. See additional information under the caption “—Results of Operations.” Our net cash provided by operating activities decreased by $61.4 million, or 10.2%, for the year ended December 31, 2024 as compared to the year ended December 31, 2023, primarily due a $35.8 million reduction in payables, a one time payment of $16.6 million for a payment of an accrued retirement liability associated with our former CEO, and lower operating cash flow.

Investing Activities

Our cash flows from investing activities are generally used to fund development and operating property acquisitions, expenditures for development and redevelopment projects, and recurring and nonrecurring capital expenditures for our operating properties, net of proceeds received from dispositions of real estate assets. Our net cash used in investing activities decreased by $575.4 million, or 71.9%, for the year ended December 31, 2024 as compared to the year ended December 31, 2023, primarily due to the maturity of certificates of deposit during the year ended December 31, 2024.

Financing Activities

Our cash flows from financing activities are principally impacted by our capital raising activities, net of dividends and distributions paid to common stockholders and common unitholders. During the year ended December 31, 2024, we had net cash used in financing activities of $660.6 million as compared to net cash provided by financing activities of $360.6 million during the year ended December 31, 2023, primarily due to the $723.7 million repayments of unsecured debt offset by the $400.0 million issuance of the 6.250% unsecured senior notes due 2036. during the year ended December 31, 2024.

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Non-GAAP Supplemental Financial Measure: Funds From Operations (“FFO”)

We calculate FFO in accordance with the 2018 Restated White Paper on FFO approved by the Board of Governors of Nareit. The White Paper defines FFO as net income or loss (calculated in accordance with GAAP), excluding depreciation and amortization related to real estate, gains and losses from the sale of certain real estate assets, gains and losses from change in control, and impairment write-downs of certain real estate assets and investments in entities when the impairment is directly attributable to decreases in the value of depreciable real estate held by the entity. The reconciling items include amounts to adjust earnings from consolidated partially-owned entities and equity in earnings of unconsolidated affiliates to FFO. Our calculation of FFO includes the amortization of deferred revenue related to tenant-funded tenant improvements and excludes the depreciation of the related tenant improvement assets. We also add back net income attributable to noncontrolling common units of the Operating Partnership because we report FFO attributable to common stockholders and common unitholders.

We believe that FFO is a useful supplemental measure of our operating performance. The exclusion from FFO of gains and losses from the sale of operating real estate assets allows investors and analysts to readily identify the operating results of the assets that form the core of our activity and assists in comparing those operating results between periods. Also, because FFO is generally recognized as the industry standard for reporting the operations of REITs, it facilitates comparisons of operating performance to other REITs. However, other REITs may use different methodologies to calculate FFO, and accordingly, our FFO may not be comparable to all other REITs.

Implicit in historical cost accounting for real estate assets in accordance with GAAP is the assumption that the value of real estate assets diminishes predictably over time. Since real estate values have historically risen or fallen with market conditions, many industry investors and analysts have considered presentations of operating results for real estate companies using historical cost accounting alone to be insufficient. Because FFO excludes depreciation and amortization of real estate assets, we believe that FFO along with the required GAAP presentations provides a more complete measurement of our performance relative to our competitors and a more appropriate basis on which to make decisions involving operating, financing and investing activities than the required GAAP presentations alone would provide.

However, FFO should not be viewed as an alternative measure of our operating performance because it does not reflect either depreciation and amortization costs or the level of capital expenditures and leasing costs necessary to maintain the operating performance of our properties, which are significant economic costs and could materially impact our results from operations.

The following table presents our FFO for the years ended December 31, 2024, 2023, 2022, 2021, and 2020:

Year ended December 31,
20242023202220212020
(in thousands)
Net income available to common stockholders$210,969$212,241$232,615$628,144$187,105
Adjustments:
Net income attributable to noncontrolling common units of the Operating Partnership2,0622,0832,2836,1632,869
Net income attributable to noncontrolling interests in consolidated property partnerships19,92323,96424,59524,60317,319
Depreciation and amortization of real estate assets349,828348,064350,665303,799290,353
Gains on sales of depreciable real estate——(17,329)(463,128)(35,536)
Funds From Operations attributable to noncontrolling interests in consolidated property partnerships(31,149)(35,236)(36,198)(37,267)(28,754)
Funds From Operations (1) (2)$551,633$551,116$556,631$462,314$433,356

____________________

(1)Reported amounts are attributable to common stockholders, common unitholders and restricted stock unitholders.

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(2)FFO available to common stockholders and unitholders includes amortization of deferred revenue related to tenant-funded tenant improvements of $19.1 million, $20.7 million, $19.3 million, $16.5 million and $22.5 million for the years ended December 31, 2024, 2023, 2022, 2021, and 2020, respectively.

The following table presents our weighted average shares of common stock and common units outstanding for the years ended December 31, 2024, 2023, 2022, 2021, and 2020:

Year Ended December 31,
20242023202220212020
Weighted average shares of common stock outstanding117,649,111117,160,173116,806,575116,429,130113,241,341
Weighted average common units outstanding1,150,5741,150,5741,150,5741,150,5741,854,165
Effect of participating securities – nonvested shares and restricted stock units928,857584,125628,375769,1231,137,265
Total basic weighted average shares / units outstanding119,728,542118,894,872118,585,524118,348,827116,232,771
Effect of dilutive securities – shares issuable under executed forward equity sale agreements, stock options and contingently issuable shares507,876346,082413,472519,513478,281
Total diluted weighted average shares / units outstanding120,236,418119,240,954118,998,996118,868,340116,711,052

Inflation

The majority of the Company’s leases require tenants to pay for recoveries and escalation charges based upon the tenant’s proportionate share of, and/or increases in, real estate taxes and certain operating costs, which reduce the Company’s exposure to increases in operating costs resulting from inflation. The Company’s exposure to inflationary impacts is sensitive to fluctuations in the occupancy levels at its properties. Refer to “Part I, Item IA. Risk Factors” included in this report for additional information about the potential impact of inflation on our interest expense and construction costs and the impact on our business, financial condition, results of operations, cash flows, liquidity, and ability to satisfy our debt service obligations.

New Accounting Pronouncements

For a discussion of new accounting pronouncements see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report.

Effective for the annual period beginning January 1, 2024, we adopted Financial Accounting Standards Board (“FASB”) Accounting Standards Update (“ASU”) No. 2023-07 “Segment Reporting (Topic 280): Improvements to Reportable Segment Disclosures.” ASU 2023-07 amends Accounting Standards Codification (“ASC”) 280 to improve reportable segment disclosure requirements, primarily through enhanced disclosures about significant segment expenses. The Company adopted this ASU in the current period and determined it did not have a material impact on our consolidated financial statements and disclosures.

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FY 2023 10-K MD&A

SEC filing source: 0001025996-24-000094.

Extracted structurally from real Item 7 body heading to real Item 7A/8 boundary. Confidence: high. Filing date: 2024-02-09. Report date: 2023-12-31.

ITEM 7.     MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

The following discussion relates to our consolidated financial statements and should be read in conjunction with the financial statements and notes thereto appearing elsewhere in this report. The results of operations discussion is combined for the Company and the Operating Partnership because there are no material differences in the results of operations between the two reporting entities.

Forward-Looking Statements

Statements contained in this “Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations” that are not historical facts may be forward-looking statements. Forward-looking statements include, among other things, statements or information concerning our plans, objectives, capital resources, portfolio performance, results of operations, projected future occupancy and rental rates, lease expirations, debt maturities, potential investments, strategies such as capital recycling, development and redevelopment activity, projected construction costs, projected construction commencement and completion dates, projected square footage of space that could be constructed on undeveloped land that we own, projected rentable square footage of or number of units in properties under construction or in the development pipeline, anticipated proceeds from capital recycling activity or other dispositions and anticipated dates of those activities or dispositions, projected increases in the value of properties, dispositions, future executive incentive compensation, pending, potential or proposed acquisitions, plans to grow our Net Operating Income and FFO, our ability to re-lease properties at or above current market rates, anticipated market conditions and demographics and other forward-looking financial data, as well as the discussion in “—Factors That May Influence Future Results of Operations,” “—Liquidity and Capital Resource of the Company,” and “—Liquidity and Capital Resources of the Operating Partnership.” Forward-looking statements can be identified by the use of words such as “believes,” “expects,” “projects,” “may,” “will,” “should,” “seeks,” “approximately,” “intends,” “plans,” “pro forma,” “estimates” or “anticipates” and the negative of these words and phrases and similar expressions that do not relate to historical matters. Forward-looking statements are based on our current expectations, beliefs and assumptions, and are not guarantees of future performance. Forward-looking statements are inherently subject to uncertainties, risks, changes in circumstances, trends and factors that are difficult to predict, many of which are outside of our control. Accordingly, actual performance, results and events may vary materially from those indicated or implied in the forward-looking statements, and you should not rely on the forward-looking statements as predictions of future performance, results or events. Numerous factors could cause actual future performance, results and events to differ materially from those indicated in the forward-looking statements, including, among others:

•global market and general economic conditions, including periods of heightened inflation, and their effect on our liquidity and financial conditions and those of our tenants;

•adverse economic or real estate conditions generally, and specifically, in the States of California, Texas and Washington;

•risks associated with our investment in real estate assets, which are illiquid and with trends in the real estate industry;

•defaults on or non-renewal of leases by tenants;

•any significant downturn in tenants’ businesses, including bankruptcy, lack of liquidity or lack of funding and the impact labor disruptions or strikes, such as episodic strikes in the entertainment industry, may have on our tenants’ businesses;

•our ability to re-lease property at or above current market rates;

•reduced demand for office space, including as a result of remote work and flexible working arrangements that allow work from remote locations other than the employer’s office premises;

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•costs to comply with government regulations, including environmental remediation;

•the availability of cash for distribution and debt service and exposure to risk of default under debt obligations;

•increases in interest rates and our ability to manage interest rate exposure;

•changes in interest rates and the availability of financing on attractive terms or at all, which may adversely impact our future interest expense and our ability to pursue development, redevelopment and acquisition opportunities and refinance existing debt;

•a decline in real estate asset valuations, which may limit our ability to dispose of assets at attractive prices or obtain or maintain debt financing, and which may result in write-offs or impairment charges;

•significant competition, which may decrease the occupancy and rental rates of properties;

•potential losses that may not be covered by insurance;

•the ability to successfully complete acquisitions and dispositions on announced terms;

•the ability to successfully operate acquired, developed and redeveloped properties;

•the ability to successfully complete development and redevelopment projects on schedule and within budgeted amounts;

•delays or refusals in obtaining all necessary zoning, land use and other required entitlements, governmental permits and authorizations for our development and redevelopment properties;

•increases in anticipated capital expenditures, tenant improvement and/or leasing costs;

•defaults on leases for land on which some of our properties are located;

•adverse changes to, or enactment or implementations of, tax laws or other applicable laws, regulations or legislation, as well as business and consumer reactions to such changes;

•risks associated with joint venture investments, including our lack of sole decision-making authority, our reliance on co-venturers’ financial condition and disputes between us and our co-venturers;

•environmental uncertainties and risks related to natural disasters; and

•our ability to maintain our status as a REIT.

The factors included in this report are not exhaustive and additional factors could adversely affect our business and financial performance. For a discussion of additional factors that could materially adversely affect the Company’s and the Operating Partnership’s business and financial performance, see the discussion below as well as “Item 1A. Risk Factors,” and in our other filings with the SEC. All forward-looking statements are based on information that was available and speak only as of the dates on which they were made. We assume no obligation to update any forward-looking statement that becomes untrue because of subsequent events, new information or otherwise, except to the extent we are required to do so in connection with our ongoing requirements under federal securities laws.

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Company Overview

We are a self-administered REIT active in premier office, life science and mixed-use property types in the United States. We own, develop, acquire and manage real estate assets, consisting primarily of Class A properties in Los Angeles, San Diego, the San Francisco Bay Area, Seattle and Austin, which we believe have strategic advantages and strong barriers to entry. We own our interests in all of our real properties through the Operating Partnership and generally conduct substantially all of our operations through the Operating Partnership. We owned an approximate 99.0% general partnership interest in the Operating Partnership as of both December 31, 2023 and 2022. All of our properties are held in fee except for the fourteen office buildings that are held subject to long-term ground leases for the land (see Note 19 “Commitments and Contingencies” to our consolidated financial statements included in this report for additional information regarding our ground lease obligations).

2023 Operating and Development Highlights

Throughout 2023, we remained focused on creating value for our stockholders through leasing, development and redevelopment activities. We also continued to maintain a strong balance sheet and elevate our leadership position in environmental, social and corporate governance investing.

Development. We continued to execute on our development and redevelopment program during 2023. We added two completed development projects to our stabilized portfolio totaling 829,591 rentable square feet of office space. See “—Factors that May Influence Future Operations” for additional information regarding our development program.

Leasing. During 2023, we achieved our highest leasing volume since 2019. We executed new and renewal leases totaling 1.2 million square feet within our stabilized portfolio with an increase in GAAP rents of 14.8% and an increase in cash rents of 0.1%. Our stabilized office portfolio was 85.0% occupied and 86.4% leased as of December 31, 2023.

2023 Financing Highlights

In 2023, we amended our unsecured term loan facility to increase the borrowing capacity by $120.0 million and borrowed the remaining capacity of $320.0 million during the year. Additionally, we entered into a $375.0 million mortgage loan at an annual interest rate of 5.90% and used a portion of the proceeds to complete open-market repurchases of $21.3 million of the Operating Partnership's 3.45% $425.0 million unsecured senior notes due December 15, 2024. Refer to our 2023 Financing Highlights in “—Liquidity and Capital Resources of the Operating Partnership” for a list of financing transactions completed in 2023 and Note 10, “Secured and Unsecured Debt of the Operating Partnership” to our consolidated financial statements included in this report for additional information regarding our debt and capital market activity.

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Critical Accounting Policies and Estimates

The preparation of financial statements in conformity with GAAP requires us to make estimates, assumptions, and judgments that affect the reported amounts of assets, liabilities, and the disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses for the reporting periods.

Certain accounting policies are considered to be critical accounting policies. Critical accounting policies are those policies that require our management team to make significant estimates and/or assumptions about matters that are uncertain at the time the estimates and/or assumptions are made or where we are required to make significant judgments and assumptions with respect to the practical application of accounting principles in our business operations. Critical accounting policies are by definition those policies that are material to our financial statements and for which the impact of changes in estimates, assumptions, and judgments could have a material impact to our financial statements.

The following critical accounting policies discussion reflects what we believe are the most significant estimates, assumptions, and judgments used in the preparation of our consolidated financial statements. This discussion of our critical accounting policies is intended to supplement the description of our accounting policies in the footnotes to our consolidated financial statements and to provide additional insight into the information used by management when evaluating significant estimates, assumptions, and judgments. For further discussion of our significant accounting policies, see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report.

Revenue Recognition

Rental revenue for office, life science, retail and residential operating properties is our principal source of revenue. We recognize revenue from base rent (fixed lease payments), additional rent (variable lease payments, which consist of amounts due from tenants for common area maintenance, real estate taxes and other recoverable costs), parking and other lease-related revenue once all of the following criteria are met: (i) the agreement has been fully executed and delivered, (ii) services have been rendered, (iii) the amount is fixed or determinable and (iv) payment has been received or the collectability of substantially all of the amount due is probable. Minimum annual rental revenues are recognized in rental revenues on a straight-line basis over the non-cancellable term of the related lease.

Base Rent

The timing of when we commence rental revenue recognition for office, life science and retail properties depends largely on our conclusion as to whether we are or the tenant is the owner for accounting purposes of tenant improvements at the leased property. When we conclude that we are the owner of tenant improvements for accounting purposes, we record the cost to construct the tenant improvements as an asset and commence rental revenue recognition when the tenant takes possession of or controls the finished space, which is generally when tenant improvements being recorded as our assets are substantially complete. In certain instances, when we conclude that the tenant is the owner of certain tenant improvements for accounting purposes, rental revenue recognition begins when the tenant takes possession or controls the physical use of the leased space. The determination of who owns the tenant improvements is made on a lease-by-lease basis and has a significant effect on the timing of commencement of revenue recognition. Further, the Company may deliver leased space in phases, rather than for an entire building or project, resulting in various revenue commencement dates for a particular lease, which involves significant judgment surrounding when the tenant takes possession of or controls each respective phase, building or project.

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The determination of whether we are or the tenant is the owner of tenant improvements for accounting purposes is subject to significant judgment. In making that determination, we consider numerous factors and perform a detailed evaluation of each individual lease. No one factor is determinative in reaching a conclusion. The factors we evaluate include but are not limited to the following:

•whether the lease agreement requires landlord approval of how the tenant improvement allowance is spent prior to installation of the tenant improvements;

•whether the lease agreement requires the tenant to provide evidence to the landlord supporting the cost and what the tenant improvement allowance was spent on prior to payment by the landlord for such tenant improvements;

•whether the tenant improvements are unique to the tenant or reusable by other tenants;

•whether the tenant is permitted to alter or remove the tenant improvements without the consent of the landlord or without compensating the landlord for any lost utility or diminution in fair value; and

•whether the ownership of the tenant improvements remains with the landlord or remains with the tenant at the end of the lease term.

When we conclude that we are the owner of tenant improvements for accounting purposes using the factors discussed above, we record the cost to construct the tenant improvements, including costs paid for or reimbursed by the tenants, as our capital asset. During the years ended December 31, 2023, 2022, and 2021, we capitalized $7.1 million, $22.8 million, and $37.3 million, respectively, of tenant-funded tenant improvements. The amount of tenant-funded tenant improvements recorded in any given year varies based upon the mix of specific leases executed and/or commenced during the reporting period. For these tenant-funded tenant improvements, we record the amount funded by or reimbursed by tenants as deferred revenue, which is amortized and recognized as rental income on a straight-line basis over the term of the related lease beginning upon substantial completion of the leased premises. The determination of who owns the tenant improvements has a significant impact on the amount of non-cash rental revenue that we record related to the amortization of deferred revenue for tenant-funded tenant improvements. For the years ended December 31, 2023, 2022, and 2021, we recognized $20.7 million, $19.3 million and $16.5 million, respectively, of non-cash rental revenue related to the amortization of deferred revenue recorded in connection with tenant-funded tenant improvements.

When we conclude that the tenant is the owner of certain tenant improvements for accounting purposes, we record our contribution towards those tenant-owned improvements as a lease incentive, which is included in deferred leasing costs and acquisition-related intangible assets, net on our consolidated balance sheets and amortized as a reduction to rental revenue on a straight-line basis over the term of the related lease beginning upon substantial completion of the leased premises.

For residential properties, we commence revenue recognition upon lease commencement. Residential rental revenue is recognized on a straight-line basis over the term of the related lease, net of any concessions.

When a lease is amended, which may occur from time to time, we determine whether (1) an additional right of use not included in the original lease is being granted as a result of the modification, and (2) there is an increase in the lease payments that is commensurate with the standalone price for the additional right of use. If both of these conditions are met, the amendment is accounted for as a separate lease contract. If either of those conditions are not met, the amendment is accounted for as a lease modification. Most of our lease amendments are accounted for as a modification of our operating leases, which requires us to reassess both the lease term and fixed lease payments, including any prepaid or deferred rent receivables relating to the original lease, as a part of the lease payments for the modified lease.

Termination options in some of our leases allow the tenant to terminate the lease, in part or in whole, prior to the end of the lease term under certain circumstances. Termination options require advance notification from the tenant and payment of a termination fee that reimburses us for a portion of the remaining rent under the original

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lease term and the net book value of lease inception costs such as commissions, tenant improvements and lease incentives. Termination fee income, included in rental income, is recognized on a straight-line basis from the date of the executed termination agreement through revised lease expiration when the amount of the fee is determinable and collectability of the fee is probable. This fee income is reduced on a straight-line basis by any deferred rent receivable related to the lease.

Generally, our leases require the tenant to restore the leased space to standard office condition upon the expiration of the lease. In some circumstances, tenants may negotiate to pay us a restoration fee in lieu of restoring the space. Restoration fee income, included in rental income, is recognized on a straight-line basis from the date of the executed restoration fee agreement through lease expiration when the amount of the fee is determinable and collectability of the fee is probable.

Additional Rent - Reimbursements from Tenants

Additional rent, consisting of amounts due from tenants for common area maintenance, real estate taxes, and other recoverable costs, is recognized in rental income in the period the recoverable costs are incurred. Additional rent is recognized and recorded on a gross basis, with the associated expense recognized in property expenses or real estate taxes.

Calculating additional rent requires an in-depth analysis of the complex terms of each underlying lease. Examples of judgments and estimates used when determining the amounts recoverable include:

•estimating the final expenses, net of accruals, that are recoverable;

•estimating the fixed and variable components of operating expenses for each building;

•conforming recoverable expense pools to those used in establishing the base year or base allowance for the applicable underlying lease; and

•concluding whether an expense or capital expenditure is recoverable pursuant to the terms of the underlying lease.

During the year, we accrue estimated additional rent in the period in which the recoverable costs are incurred based on our best estimate of the amounts to be recovered. Throughout the year, we perform analyses to match additional rent with reimbursable costs incurred to date. Additionally, during the fourth quarter of each year we perform preliminary reconciliations and, if a change in estimate is warranted, an adjustment is recorded to reflect the revised estimate. Subsequent to year end, we perform final detailed reconciliations and analyses on a lease-by-lease basis and bill or refund each tenant for any cumulative annual adjustments in the first and second quarters of each year for the previous year’s activity. Our historical experience for the years ended December 31, 2022 and 2021 has been that our final reconciliation and billing process resulted in final amounts that approximated the total annual additional rent recognized.

Uncollectible Lease Receivables and Allowances for Tenant and Deferred Rent Receivables

Current tenant receivables consist primarily of amounts due for contractual lease payments and reimbursements of common area maintenance expenses, property taxes, and other costs recoverable from tenants. Deferred rent receivables represent the amount by which the cumulative straight-line rental revenue recorded to date exceeds cash rents billed to date under the lease agreement.

We carry our current and deferred rent receivables net of allowances for amounts that may not be collected. These allowances are increased or decreased through rental income, and our determination of the adequacy of the Company’s allowances for tenant receivables includes a binary assessment of whether or not substantially all of the amounts due under a tenant’s lease agreement are probable of collection. Such assessment involves using a methodology that incorporates a specific identification analysis and an aging analysis, considering the current economic and business environment, including factors such as the age and nature of the receivables, the payment

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history and financial condition of the tenant, our assessment of the tenant’s ability to meet its lease obligations, and the status of negotiations of any disputes with the tenant. This determination is performed on a quarterly basis and requires significant judgment and estimates about matters that are uncertain at the time the estimates are made, including the creditworthiness of specific tenants, specific industry trends and conditions, and general economic trends and conditions. Since these factors are beyond our control, actual results can differ from our estimates, and such differences could be material.

For leases that are deemed probable of collection, revenue continues to be recorded on a straight-line basis over the lease term and, for some tenants, may include an offsetting partial allowance for uncollectible accounts related to current tenant and deferred rent receivables that exhibit a certain level of collection risk based on the results of the assessment described above. For leases that are deemed not probable of collection, revenue is recorded as the lesser of (i) the amount which would be recognized on a straight-line basis or (ii) cash that has been received from the tenant, including deferred revenue, with any tenant and deferred rent receivable balances charged as a direct write-off against rental income in the period of the change in the collectability determination. If the collectability determination subsequently changes to being probable of collection for leases for which revenue is recorded based on cash received from the tenant, we resume recognizing revenue, including deferred revenue, on a straight-line basis and recognize incremental revenue related to the reinstatement of cumulative deferred rent receivable and deferred revenue balances as if revenue had been recorded on a straight-line basis since the inception of the lease.

For the years ended December 31, 2023, 2022 and 2021, we recorded a net reduction to rental revenues for direct write-offs associated with transitioning certain tenants to a cash basis of reporting and an allowance for uncollectible accounts for both current tenant receivables and deferred rent receivables of approximately 1.1% (of which 0.5% relates to one tenant), 0.2% and 0.3% of total revenues, respectively. These amounts were primarily a result of tenant creditworthiness considerations and a small portion of the 2021 amounts were restored in 2022 based on changes in collectability assessments. Additional amounts may potentially be restored in future periods as circumstances warrant, consistent with our accounting policies. In the event our estimates were not consistent with actual collections and we had to change our allowances by 1% of revenue from continuing operations, the potential impact to our net income available to common stockholders would be approximately $11.3 million, $11.0 million and $9.6 million for the years ended December 31, 2023, 2022 and 2021, respectively.

Acquisitions

Acquisitions of operating properties and development and redevelopment opportunities generally do not meet the definition of a business and are accounted for as asset acquisitions, as substantially all of the fair value of the gross assets acquired is concentrated in a single identifiable asset or a group of similar identifiable assets. For these asset acquisitions, we record the acquired tangible and intangible assets and assumed liabilities based on each asset’s and liability’s relative fair value at the acquisition date of the total purchase price plus any capitalized acquisition costs, including costs incurred during negotiation. When applicable, we record the acquired tangible and intangible assets and assumed liabilities of acquisitions of operating properties and development and redevelopment opportunities that meet the accounting criteria to be accounted for as business combinations at fair value at the acquisition date.

We assess and consider fair value based on estimated cash flow projections that utilize available market information and discount and/or capitalization rates that we deem appropriate. Estimates of future cash flows are based on a number of factors including historical operating results, known and anticipated trends, and market and economic conditions. The acquired assets and assumed liabilities for an acquisition generally include but are not limited to: (i) land and improvements, buildings and improvements, undeveloped land and construction in progress and (ii) identified tangible and intangible assets and liabilities associated with in-place leases, including tenant improvements, leasing costs, value of above-market and below-market operating leases and ground leases, acquired in-place lease values and tenant relationships, if any. Any debt assumed and equity (including common units of the Operating Partnership) issued in connection with a property acquisition is recorded at relative fair value on the date of acquisition.

The fair value of land and improvements is derived from comparable sales of land and improvements within the same submarket and/or region. The fair value of buildings and improvements, tenant improvements and leasing

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costs considers the value of the property as if it was vacant as well as current replacement costs and other relevant market rate information.

The fair value of the above-market or below-market component of an acquired in-place operating lease is based upon the present value (calculated using a market discount rate) of the difference between (i) the contractual rents to be paid pursuant to the lease over its remaining non-cancellable lease term and (ii) management’s estimate of the rents that would be paid using fair market rental rates and rent escalations at the date of acquisition measured over the remaining non-cancellable term of the lease for above-market operating leases and the initial non-cancellable term plus the term of any below-market fixed rate renewal options, if applicable, for below-market operating leases. Our below-market operating leases generally do not include fixed rate or below-market renewal options. The amounts recorded for above-market operating leases are included in deferred leasing costs and acquisition-related intangible assets, net on the balance sheet and are amortized on a straight-line basis as a reduction of rental income over the remaining term of the applicable leases. The amounts recorded for below-market operating leases are included in deferred revenue and acquisition-related intangible liabilities, net on the balance sheet and are amortized on a straight-line basis as an increase to rental income over the remaining term of the applicable leases plus the term of any below-market fixed rate renewal options, if applicable. The amortization of a below-market ground lease obligation is recorded as an increase to ground lease expense in the consolidated statements of operations for the periods presented. The amortization of an above-market ground lease obligation is recorded as a decrease to ground lease expense in the consolidated statements of operations for the periods presented. If a lease were to be terminated prior to its contractual expiration, amortization of the related above-market or below-market lease intangible would be accelerated through the termination date.

The fair value of acquired in-place leases is derived based on management’s assessment of lost revenue and costs incurred for the period required to lease the “assumed vacant” property to the occupancy level when purchased. This fair value is based on a variety of considerations including, but not necessarily limited to: (1) the value associated with avoiding the cost of originating the acquired in-place leases; (2) the value associated with lost revenue related to tenant reimbursable operating costs estimated to be incurred during the assumed lease-up period; and (3) the value associated with lost rental revenue from existing leases during the assumed lease-up period. Factors we consider in performing these analyses include an estimate of the carrying costs during the expected lease-up periods, current market conditions, and costs to execute similar leases. In estimating carrying costs, we include real estate taxes, insurance and other operating expenses, and estimates of lost rental revenue during the expected lease-up periods based on current market demand at market rates. In estimating costs to execute similar leases, we consider leasing commissions, legal and other related expenses. The amount recorded for acquired in-place leases is included in deferred leasing costs and acquisition-related intangible assets, net on the balance sheet and amortized as an increase to depreciation and amortization expense over the remaining term of the applicable leases. If a lease were to be terminated or if termination were determined to be likely prior to its contractual expiration (for example resulting from bankruptcy), amortization of the related unamortized in-place lease intangible would be accelerated.

The determination of the fair value of any debt assumed in connection with a property acquisition is estimated by discounting the future cash flows using interest rates available for the issuance of debt with similar terms and remaining maturities.

The determination of the fair value of the acquired tangible and intangible assets and assumed liabilities of acquisitions requires us to make significant judgments and assumptions about the numerous inputs discussed above. The use of different assumptions in these fair value calculations could significantly affect the reported amounts of the allocation of our acquisition related assets and liabilities and the related depreciation and amortization expense recorded for such assets and liabilities. In addition, because the value of above and below market leases are amortized as either a reduction or increase to rental income, respectively, our judgments for these intangibles could have a significant impact on our reported rental revenues and results of operations.

Transaction costs associated with our acquisitions, including costs incurred during negotiation, are capitalized as part of the purchase price of the acquisition. We did not capitalize any acquisition costs during the year ended December 31, 2023. During the years ended December 31, 2022 and 2021, we capitalized $0.2 million, and $1.3 million, respectively, of acquisition costs.

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Evaluation of Asset Impairment

We evaluate our real estate assets for potential impairment whenever events or changes in circumstances indicate that the carrying amount of a given asset may not be recoverable. We evaluate our real estate assets for impairment on a property-by-property basis. Indicators we use to determine whether an impairment evaluation is necessary include:

•low occupancy levels, forecasted low occupancy levels or near term lease expirations at a specific property;

•current period operating or cash flow losses combined with a historical pattern or future projection of potential continued operating or cash flow losses at a specific property;

•deterioration in rental rates for a specific property as evidenced by sudden significant rental rate decreases or continuous rental rate decreases over numerous quarters, which could signal a continued decrease in future cash flows for that property;

•deterioration of a given rental submarket as evidenced by significant increases in market vacancy and/or negative absorption rates or continuous increases in market vacancy and/or negative absorption rates over numerous quarters, which could signal a decrease in future cash flows for properties within that submarket;

•significant increases in property sales yields, continuous increases in property sales yields over several quarters, or recent property sales at a loss within a given submarket, each of which could signal a decrease in the market value of properties;

•significant change in strategy or use of a specific property or any other event that could result in a decreased holding period, including classifying a property as held for sale, or significant development delay;

•evidence of material physical damage to the property; and

•default by a significant tenant when any of the other indicators above are present.

When we evaluate for potential impairment our real estate assets to be held and used, we first evaluate whether there are any indicators of impairment. If any impairment indicators are present for a specific real estate asset, we evaluate the regional market conditions that could reasonably affect the real estate asset. If there are negative changes and trends in that regional market, we then perform an undiscounted cash flow analysis and compare the net carrying amount of the real estate asset to the real estate asset’s estimated undiscounted future cash flows over the anticipated holding period. If the estimated undiscounted future cash flows are less than the net carrying amount of the real estate asset, we perform an impairment loss calculation to determine if the fair value of the real estate asset is less than the net carrying value of the real estate asset. Our impairment loss calculation compares the net carrying amount of the real estate asset to the real estate asset’s estimated fair value, which may be based on estimated discounted future cash flow calculations or third-party valuations or appraisals. We recognize an impairment loss if the amount of the asset’s net carrying amount exceeds the asset’s estimated fair value. If we recognize an impairment loss, the estimated fair value of the real estate asset becomes its new cost basis. For a depreciable long-lived asset, the new cost basis would be depreciated (amortized) over the remaining useful life of that asset. If a real estate asset is designated as real estate held for sale, it is carried at the lower of the net carrying value or estimated fair value less costs to sell, and depreciation ceases.

Our undiscounted cash flow and fair value calculations contain uncertainties because they require management to make assumptions and to apply judgment to estimate future cash flows and property fair values, including determining our estimated holding period and selecting the discount or capitalization rate that reflects the risk inherent in future cash flows. Estimating projected cash flows is highly subjective as it requires assumptions related to future rental rates, credit loss, average lease term, lease-up timeframes, renewal probability, lease reimbursement type, tenant allowances, leasing commissions, operating expenditures, property taxes, capital improvements, development costs, construction completion date, stabilization date and occupancy levels. We are also required to

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make a number of assumptions relating to future economic and market events and prospective operating trends. Determining the appropriate capitalization rate also requires significant judgment and is typically based on many factors including the prevailing rate for the market or submarket, as well as the quality and location of the properties. Further, capitalization rates can fluctuate resulting from a variety of factors in the overall economy or within regional markets. If the actual net cash flows or actual market capitalization rates significantly differ from our estimates, the impairment evaluation for an individual asset could be materially affected.

For each property where such an indicator occurred and/or for properties within a given submarket where such an indicator occurred, we completed an impairment evaluation. After completing this process, we determined that for each of the operating properties evaluated, undiscounted cash flows over the holding period were in excess of carrying value and, therefore, we did not record any impairment losses for these properties for the years ended December 31, 2023, 2022 and 2021.

Cost Capitalization and Depreciation

We capitalize costs associated with development and redevelopment activities, capital improvements, and tenant improvements, including internal compensation costs. For the years ended December 31, 2023, 2022 and 2021, we capitalized $15.8 million, $19.9 million and $20.7 million, respectively, of internal costs to our qualifying development and redevelopment projects. In addition, for development and redevelopment projects, we also capitalize the following costs during periods in which activities necessary to prepare the project for its intended use are in progress: interest costs based on the weighted average interest rate of our outstanding indebtedness for the period, real estate taxes and insurance.

Amounts capitalized are depreciated or amortized over estimated useful lives determined by management. We depreciate buildings and improvements based on the estimated useful life of the asset, and we amortize tenant improvements over the shorter of the estimated useful life or estimated remaining life of the related lease. All capitalized costs are depreciated or amortized using the straight-line method.

Determining whether expenditures meet the criteria for capitalization and the assignment of depreciable lives requires management to exercise significant judgment. Expenditures that meet one or more of the following criteria generally qualify for capitalization:

•provide benefit in future periods;

•extend the useful life of the asset beyond our original estimates; and

•increase the quality of the asset beyond our original estimates.

Our historical experience has demonstrated that we have not had material write-offs of assets and that our depreciation and amortization estimates have been reasonable and appropriate.

Share-Based Incentive Compensation Accounting

At December 31, 2023, the Company had one share-based incentive compensation plan, the Kilroy Realty 2006 Incentive Award Plan, which is described more fully in Note 16 “Share-Based and Other Compensation” to our consolidated financial statements included in this report. The Executive Compensation Committee determines compensation for executive officers, as defined in Rule 16 under the Exchange Act. Compensation cost for all share-based awards, including options, requires an estimate of fair value on the grant date and compensation cost is recognized on a straight-line basis over the service vesting period, which represents the requisite service period. The grant date fair value for compensation programs that contain market conditions, like modifiers based on total stockholder return (a “market condition”), are performed using complex pricing valuation models that require the input of assumptions, including judgments to estimate expected stock price volatility, expected life, and forfeiture rate. Specifically, the grant date fair value of share-based compensation programs that include market conditions are calculated using a Monte Carlo simulation pricing model. Additionally, certain of our market condition share-based compensation programs also contain pre-defined financial performance conditions, including FFO per share and

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debt to EBITDA ratio goals which can impact the number of restricted stock units ultimately earned. This variability relating to the level of the performance condition achieved requires management’s judgment and estimates, which impacts compensation cost recognized for these awards during the performance period. As of December 31, 2023, the performance condition for certain of our outstanding market condition share-based compensation programs has been met and compensation cost for these awards is no longer variable. For these awards, although the number of restricted stock units ultimately earned remains variable subject to the ultimate achievement level of the market condition, compensation cost is no longer variable for these awards as the market condition was already taken into consideration as part of the grant date fair value calculation. As of December 31, 2023, there are certain outstanding share-based compensation awards where the achievement of the performance condition is yet unknown as the award is still within its performance measurement period. For these awards, compensation cost and the number of restricted stock units ultimately earned remains variable and compensation cost for these awards is recorded based on our most recent estimate of the probable achievement of the performance conditions through the requisite service period. Changes to compensation cost resulting from changes in the estimated level of achievement of the performance conditions are recorded as cumulative adjustments in the period the change in the estimated level of achievement of the performance conditions is determined.

For the years ended December 31, 2023, 2022, and 2021 we recorded approximately $33.2 million, $18.9 million, and $26.2 million, respectively, of compensation cost related to programs that were subject to estimates and judgments. If the valuation of the grant date fair value for such programs changed by 10%, the potential impact to our net income available to common stockholders would be approximately $2.9 million, $1.5 million, and $2.3 million for the years ended December 31, 2023, 2022, and 2021, respectively.

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Factors That May Influence Future Results of Operations

Development and Redevelopment Programs

We believe that a portion of our long-term future growth will continue to come from the completion of our in-process development and redevelopment projects and, subject to market conditions, identifying new redevelopment opportunities and executing on our future development pipeline, including expanding entitlements. We continue to focus on development and redevelopment opportunities and may continue to expand our future development pipeline through targeted acquisitions of development opportunities on the West Coast and in Austin, Texas, depending on market conditions.

We have a proactive planning process by which we continually evaluate the size, timing, costs and scope of our development and redevelopment programs and, as necessary, scale activity to reflect the economic conditions and the real estate fundamentals that exist in our submarkets. We expect to execute on our development and redevelopment programs with prudence and will be pursuing opportunities with attractive economic returns in strategic locations with proximity to public transportation or transportation access and retail amenities and in markets with strong fundamentals and visible demand. We plan to develop in phases, as appropriate, and we generally favor starting projects with pre-leasing activity.

Stabilized Development Projects

During the year ended December 31, 2023, we completed and added the following development projects to our stabilized portfolio:

•9514 Towne Centre Drive, University Towne Center, San Diego, California. We commenced construction on this project in September 2021 and completed base building components and moved the project into the tenant improvement phase in April 2023. This project is comprised of 70,616 square feet of office space at a total estimated investment of $60.0 million. We completed construction and added the building to our stabilized portfolio in July 2023. The building is 100% leased to a global technology company.

•Indeed Tower, Austin CBD, Austin, Texas. We acquired this project upon core/shell completion in June 2021. This project encompasses approximately 758,975 square feet of office space at a total estimated investment of $690.0 million and is 78% leased to 16 tenants with 42% of the space leased to Indeed, Inc. through 2034. We added the building to the stabilized portfolio in the fourth quarter of 2023 upon reaching one year since substantial completion.

In-Process Development Projects - Under Construction

As of December 31, 2023, we had one development project under construction:

•Kilroy Oyster Point (Phase 2), South San Francisco, California. In June 2021, we commenced construction on Phase 2 of this 39-acre life science campus situated on the waterfront in South San Francisco. The second phase encompasses approximately 875,000 square feet of office space across three buildings at a total estimated investment of $1.0 billion.

In-Process Redevelopment - Under Construction

As of December 31, 2023, we had two redevelopment projects under construction:

•4690 Executive Drive, University Towne Center, San Diego, California. In March 2022, we began the phased redevelopment of this property, comprised of approximately 52,000 square feet, for life science use with total estimated redevelopment costs of $25.0 million, inclusive of the depreciated basis of the building.

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•4400 Bohannon Drive, Menlo Park, California. In December 2022, we began the redevelopment of this property, comprised of approximately 48,000 square feet, for life science use with total estimated redevelopment costs of $55.0 million, inclusive of the depreciated basis of the building.

Future Development Pipeline

As of December 31, 2023, our future development pipeline included eight future projects located in Los Angeles, San Diego, the San Francisco Bay Area, Seattle and Austin with an aggregate cost basis of approximately $1.4 billion, at which we believe we could develop more than 6.0 million rentable square feet, depending on successfully obtaining entitlements and market conditions.

The following table sets forth information about our future development pipeline.

Future Development PipelineLocationApprox. Developable Square Feet (1)Total Costs as of 12/31/2023($ in millions)(2)
Greater Los Angeles
1633 26th StreetWest Los Angeles190,000$15.0
San Diego County
Santa Fe Summit South / North56 Corridor600,000 - 650,000114.3
2045 Pacific HighwayLittle Italy275,00058.2
Kilroy East VillageEast VillageTBD68.0
San Francisco Bay Area
Kilroy Oyster Point - Phases 3 and 4South San Francisco875,000 - 1,000,000234.0
Flower MartSOMA2,300,000611.7
Greater Seattle
SIX0Denny Regrade925,000189.0
Austin
Stadium TowerStadium District / Domain493,00070.4
TOTAL:$1,360.6

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(1)Represents developable office/life science square feet. The developable square feet and scope of projects could change materially from estimated data provided due to one or more of the following: any significant changes in the economy, market conditions, our markets, tenant requirements and demands, construction costs, new supply, regulatory and entitlement processes or project design.

(2)Represents cash paid and costs incurred, including accrued liabilities in accordance with GAAP, as of December 31, 2023.

Fluctuations in our development activities could cause fluctuations in the average development asset balances qualifying for interest and other carrying cost and internal cost capitalization in future periods. During the year ended December 31, 2023, we capitalized interest on in-process development projects and future development pipeline projects with an average aggregate cost basis of approximately $1.9 billion, as it was determined these projects qualified for interest and other carrying cost capitalization under GAAP. A slowdown in development activities could result in fewer projects qualifying for interest capitalization under GAAP, resulting in higher interest expense. In the event of an extended cessation of development activities, projects may potentially no longer qualify for capitalization of interest or other carrying costs. For the year ended December 31, 2023, we capitalized $78.8 million of interest to our qualifying development and redevelopment projects. For the year ended December 31, 2023, we capitalized $15.8 million of internal costs to our qualifying development and redevelopment projects.

Capital Recycling Program

We continuously evaluate opportunities for the potential disposition of non-core properties in our portfolio or the formation of strategic ventures with the intent of recycling the proceeds generated into capital used to fund new operating and development acquisitions, to finance development and redevelopment expenditures, to repay long-term debt and for other general corporate purposes. As part of this strategy, we attempt to enter into transactions intended to qualify as like-kind exchanges pursuant to Section 1031 of the Code (“Section 1031 Exchanges”) and other tax deferred transaction structures, when possible, to defer some or all of the taxable gains on the sales, if any,

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for federal and state income tax purposes. See the “Liquidity and Capital Resources of the Operating Partnership – Liquidity Sources” section for further discussion of our capital recycling activities.

The timing of any potential future disposition or strategic venture transactions will depend on market conditions and other factors, including but not limited to, our capital needs, the availability of financing for potential buyers (which has been and may continue to be constrained for some potential buyers due to the current economic and market conditions), and our ability to defer some or all of the taxable gains on the sales. We cannot assure that we will dispose of any additional properties, enter into any additional strategic ventures, or that we will be able to identify and complete the acquisition of a suitable replacement property to effect a Section 1031 Exchange or be able to use other tax deferred structures in connection with our strategy. See the “Liquidity and Capital Resources of the Operating Partnership – Liquidity Sources” section for further information.

Acquisitions

As part of our growth strategy, which is highly dependent on market conditions and business cycles, among other factors, we continue to evaluate strategic opportunities and remain a disciplined buyer of development and redevelopment opportunities as well as value-add and strategic operating properties and land.  We focus on growth opportunities primarily in markets populated by knowledge and creative-based tenants in a variety of industries, including technology, media, healthcare, life sciences, entertainment and professional services.  Against the backdrop of market volatility, we expect to manage a strong balance sheet and selectively evaluate opportunities that we believe have the potential to either add immediate Net Operating Income to our portfolio or play a strategic role in our future growth. We generally finance our acquisitions through proceeds from the issuance of debt and equity securities, borrowings under our unsecured revolving credit facility, proceeds from our capital recycling program, the assumption of existing debt and cash flows from operations.

In connection with our growth strategy, we may have one or more potential acquisitions of properties and/or undeveloped land under consideration that are in varying stages of negotiation and due diligence review, or under contract, at any point in time. However, we cannot provide assurance that we will enter into any agreements to acquire properties or undeveloped land, or that the potential acquisitions contemplated by any agreements we may enter into in the future will be completed. In addition, acquisitions are subject to various risks and uncertainties and we may be unable to complete an acquisition after making a nonrefundable deposit or incurring acquisition-related costs.

Incentive Compensation

Our Executive Compensation Committee determines compensation, including cash bonuses and equity incentives, for our executive officers, as defined in Rule 16 under the Exchange Act. For 2023, the annual cash bonus program was structured to allow the Executive Compensation Committee to evaluate a variety of key quantitative and qualitative metrics at the end of the year and make a determination based on the Company’s and management’s overall performance. Our Executive Compensation Committee also grants equity incentive awards from time to time that include performance-based and/or market-measure based vesting requirements and time-based vesting requirements. As a result, accrued incentive compensation and compensation expense for future awards may be affected by our operating and development performance, financial results, stock price, performance against applicable performance-based vesting goals, market conditions, liquidity measures and other factors. Consequently, we cannot predict the amounts that will be recorded in future periods related to such incentive compensation.

As of December 31, 2023, there was approximately $18.2 million of total unrecognized compensation cost related to outstanding nonvested RSUs granted under share-based compensation arrangements. Such amount is based in part upon the estimated future outcome of the performance metrics as of December 31, 2023, and the actual compensation cost ultimately recognized could increase or decrease from this estimate based upon actual performance results. The costs are expected to be recognized over a weighted-average period of 1.6 years. The $18.2 million of unrecognized compensation cost does not reflect the future compensation cost for any share-based awards that have been or may be granted subsequent to December 31, 2023. Share-based compensation expense for potential future awards could be affected by our operating and development performance, financial results, stock price, performance against applicable performance-based vesting goals, market conditions and other factors. For

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additional information regarding our equity incentive awards, see Note 16 “Share-Based and Other Compensation” to our consolidated financial statements included in this report.

Information on Leases Commenced and Executed

Leasing Activity and Changes in Rental Rates. The amount of net rental income generated by our properties depends principally on our ability to maintain the occupancy rates of currently leased space and to lease currently available space, newly developed or redeveloped properties, newly acquired properties with vacant space, and space available from unscheduled lease terminations. The amount of rental income we generate also depends on our ability to maintain or increase rental rates in our submarkets. Negative trends in one or more of these factors could adversely affect our rental income in future periods. The following tables set forth certain information regarding leasing activity during the year ended December 31, 2023.

For Leases Commenced (1)

Year to DateNumber of Leases (2)Rentable Square Feet (2)Weighted Average Lease Term (in months)TI/LC perSq. Ft. (3)TI/LC per Sq. Ft. / Year (3)Changes inRents (4)Changes inCash Rents (5)
NewRenewalNewRenewal
2nd Generation (6)4547512,626568,44372$54.70$9.1214.9%0.3%
Development Leasing (7)5—139,018—137$116.82$10.23
Total5047651,644568,443

For Leases Executed (1)(8)

Year to DateNumber of Leases (2)Rentable Square Feet (2)Weighted Average Lease Term (in months)TI/LC perSq. Ft. (3)TI/LC per Sq. Ft. / Year (3)Changes inRents (4)Changes inCash Rents (5)Retention Rates (9)
NewRenewalNewRenewal
2nd Generation (6)4647615,477568,44368$52.96$9.3514.8%0.1%29.1%
Development Leasing (7)7—64,919—127$149.44$14.12
Total5347680,396568,443

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(1)Includes 100% of consolidated property partnerships.

(2)Represents leasing activity for leases that commenced or were signed during the period in the stabilized and development and redevelopment portfolios, net of month-to-month leases.

(3)Tenant improvements and leasing commissions per square foot exclude tenant-funded tenant improvements.

(4)Calculated as the change between GAAP rents for new/renewed leases and the expiring GAAP rents for the same space. Space that was vacant when the property was acquired is excluded from our change in rents calculations to provide a more meaningful market comparison.

(5)Calculated as the change between stated rents for new/renewed leases and the expiring stated rents for the same space. Space that was vacant when the property was acquired is excluded from our change in rents calculations to provide a more meaningful market comparison.

(6)Second generation leasing includes space where we have made capital expenditures to maintain the current market revenue stream.

(7)Represents leases commenced or executed on new construction added to the stabilized portfolio, and leasing activity for leases signed in our development and redevelopment portfolios.

(8)For the year ended December 31, 2023, 21 new leases totaling 368,859 rentable square feet were signed but not commenced as of December 31, 2023.

(9)Calculated as the percentage of space either renewed or expanded into by existing tenants or subtenants at lease expiration.

Our rental rates and occupancy are impacted by general economic conditions, including the pace of regional economic growth and access to capital. Therefore, we cannot give any assurance that leases will be renewed or that available space will be re-leased at rental rates equal to or above the current market rates.

During the year ended December 31, 2023, we saw an increase in physical occupancy at our properties and commitments by large corporations to in-office work by mandating a minimum number of days employees must work in the office. However, we believe that economic uncertainty and hybrid/remote working arrangements have impacted the timing and volume of leasing and will likely continue to do so in the near future and possibly longer-term. Additionally, decreased demand (including as a result of remote work), increased competition (including sublease space available from our tenants) and other negative trends or unforeseeable events that impair our ability

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to timely renew or re-lease space could have negative effects on our future financial condition, results of operations, and cash flows.

Scheduled Lease Expirations. The following tables set forth certain information regarding our lease expirations for our stabilized portfolio, excluding our residential properties, for the next five years and by region for the next two years.

Lease Expirations (1)

Year of Lease ExpirationNumber of Expiring LeasesTotal Square Feet% of Total Leased Sq. Ft.Annualized Base Rent (2)(3)% of Total Annualized Base Rent (2)Annualized Base Rent per Sq. Ft. (2)
(in thousands)
2024701,054,0967.3%$52,1966.4%$49.52
202565677,4634.8%33,7314.2%49.79
2026611,921,59413.5%90,65611.2%47.18
2027701,064,2057.5%43,7365.4%41.10
2028511,106,4147.8%68,5688.5%61.97
Total3175,823,77240.9%$288,88735.7%$49.60
YearRegion# of Expiring LeasesTotal Square Feet% of Total Leased Sq. Ft.AnnualizedBase Rent (2)(3)% of TotalAnnualizedBase Rent (2)Annualized Rentper Sq. Ft. (2)
(in thousands)
2024 (4)Greater Los Angeles45516,7793.6%$23,2732.9%$45.03
San Diego County645,5970.3%1,7590.2%38.58
San Francisco Bay Area11318,2622.2%20,7522.6%65.20
Greater Seattle8173,4581.2%6,4120.7%36.97
Austin———%——%—
Total701,054,0967.3%$52,1966.4%$49.52
2025 (4)Greater Los Angeles28168,6131.2%$6,9460.9%$41.19
San Diego County18243,7731.7%12,5081.5%51.31
San Francisco Bay Area9124,2460.9%8,7251.1%70.22
Greater Seattle10140,8311.0%5,5520.7%39.42
Austin———%——%—
Total65677,4634.8%$33,7314.2%$49.79

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(1)    For leases that have been renewed early with existing tenants, the expiration date and annualized base rent information presented takes into consideration the renewed lease terms. Excludes leases not commenced as of December 31, 2023, space leased under month-to-month leases, storage leases, vacant space and future lease renewal options not executed as of December 31, 2023.

(2)    Annualized base rent includes the impact of straight-lining rent escalations and the amortization of free rent periods and excludes the impact of the following: amortization of deferred revenue related tenant-funded tenant improvements, amortization of above/below market rents, amortization for lease incentives due under existing leases, and expense reimbursement revenue. Additionally, the underlying leases contain various expense structures including full service gross, modified gross and triple net. Percentages represent percentage of total portfolio annualized contractual base rental revenue. For additional information on tenant improvement and leasing commission costs incurred by the Company for the current reporting period, please see further discussion under the caption “Information on Leases Commenced and Executed.”

(3)    Includes 100% of annualized base rent of consolidated property partnerships.

(4)    Adjusting for leases executed as of December 31, 2023 but not yet commenced, the 2024 and 2025 expirations would be reduced by 107,219 and 40,278 square feet, respectively.

In addition to the 2.6 million rentable square feet, or 15.0%, of currently available space in our stabilized portfolio, leases representing approximately 7.3% and 4.8% of the occupied square footage of our stabilized portfolio are scheduled to expire during 2024 and 2025, respectively. The leases scheduled to expire in 2024 and 2025 represent approximately 1.7 million rentable square feet, or 10.6%, of our total annualized base rental revenue. Adjusting for leases executed as of December 31, 2023 but not yet commenced, the remaining 2024 and 2025 expirations would be 946,877 and 637,185 square feet, respectively.

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Sublease Space. Of our leased space as of December 31, 2023, approximately 1.7 million rentable square feet, or 10.0% of the square footage in our stabilized portfolio, was available for sublease, primarily in the San Francisco Bay Area region. Of the 10.0% of available sublease space in our stabilized portfolio as of December 31, 2023, approximately 7.1% was vacant space, and the remaining 2.9% was occupied. Of the approximately 1.7 million rentable square feet available for sublease as of December 31, 2023, approximately 223,112 rentable square feet representing six leases are scheduled to expire in 2024, and approximately 79,450 rentable square feet representing three leases are scheduled to expire in 2025.

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Stabilized Portfolio Information

As of December 31, 2023, our stabilized portfolio was comprised of 121 office and life science properties encompassing an aggregate of approximately 17.0 million rentable square feet and 1,001 residential units. Our stabilized portfolio includes all of our properties with the exception of development properties currently committed for construction, under construction or in the tenant improvement phase, redevelopment projects under construction, undeveloped land and real estate assets held for sale. We define redevelopment properties as those properties for which we expect to spend significant development and construction costs on the existing or acquired buildings pursuant to a formal plan, the intended result of which is a higher economic return on the property. We define properties in the tenant improvement phase as office and life science properties that we are developing or redeveloping where the project has reached cold shell condition and is ready for tenant improvements, which may require additional major base building construction before being placed in service. Projects in the tenant improvement phase are added to our stabilized portfolio once the project reaches the earlier of 95% occupancy or one year from the date of the cessation of major base building construction activities. Costs capitalized to construction in progress for development and redevelopment properties are transferred to land and improvements, buildings and improvements, and deferred leasing costs on our consolidated balance sheets at the historical cost of the property as the projects or phases of projects are placed in service.

During the year ended December 31, 2023, we added two development projects to our stabilized portfolio consisting of two buildings totaling 829,591 square feet of office space in San Diego, California and Austin, Texas. We did not have any properties held for sale at December 31, 2023. Our stabilized portfolio also excludes our future development pipeline, which as of December 31, 2023 was comprised of eight potential development sites, representing approximately 64 gross acres of undeveloped land on which we believe we have the potential to develop more than 6.0 million rentable square feet, depending upon economic conditions.

As of December 31, 2023, the following properties were excluded from our stabilized portfolio:

Number of Properties/ProjectsEstimated Rentable Square Feet (1)
In-process development projects - under construction1875,000
In-process redevelopment projects - under construction2100,000

________________________

(1)Estimated rentable square feet upon completion.

The following table reconciles the changes in the rentable square feet in our stabilized office portfolio of operating properties from December 31, 2022 to December 31, 2023:

Number of BuildingsRentable Square Feet
Total as of December 31, 202211916,194,146
Completed development properties placed in-service2829,591
Remeasurement—20,391
Total as of December 31, 2023 (1)12117,044,128

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(1)Includes four properties owned by consolidated property partnerships (see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report for additional information).

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Occupancy Information

The following table sets forth certain information regarding our stabilized portfolio:

Stabilized Portfolio Occupancy

RegionNumber of BuildingsRentable Square FeetOccupancy at (1)
12/31/202312/31/202212/31/2021
Greater Los Angeles534,344,57379.0%85.2%86.1%
San Diego County242,770,38088.6%86.2%95.9%
San Francisco Bay Area336,170,02291.0%95.5%92.4%
Greater Seattle103,000,17883.4%97.7%97.2%
Austin1758,97564.9%—%—%
Total Stabilized Office Portfolio12117,044,12885.0%91.6%91.9%
Average Occupancy
Year Ended December 31,
20232022
Stabilized Office Portfolio (1)87.3%91.2%
Same Store Portfolio (2)87.7%91.6%
Residential Portfolio (3)92.8%93.5%

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(1)    Occupancy percentages reported are based on our stabilized office portfolio as of the end of the period presented and exclude occupancy percentages of properties held for sale. Represents economic occupancy.

(2)    Occupancy percentages reported are based on office properties owned and stabilized as of January 1, 2022 and still owned and stabilized as of December 31, 2023 and exclude our residential portfolio. See discussion under “Results of Operations” for additional information.

(3)    Our residential portfolio consists of our 200-unit residential tower and 193-unit Jardine project in Hollywood, California and 608 residential units at our One Paseo mixed-use project in Del Mar, California.

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Results of Operations

Comparison of the Year Ended December 31, 2023 to the Year Ended December 31, 2022

Net Operating Income

Management internally evaluates the operating performance and financial results of our stabilized portfolio based on Net Operating Income. We define “Net Operating Income” as consolidated operating revenues (rental income and other property income) less consolidated operating expenses (property expenses, real estate taxes and ground leases).

Net Operating Income is considered by management to be an important and appropriate supplemental performance measure to net income because we believe it helps both investors and management to understand the core operations of our properties excluding corporate and financing-related costs and non-cash depreciation and amortization. Net Operating Income is an unlevered operating performance metric of our properties and allows for a useful comparison of the operating performance of individual assets or groups of assets. This measure thereby provides an operating perspective not immediately apparent from GAAP income from operations or net income. In addition, Net Operating Income is considered by many in the real estate industry to be a useful starting point for determining the value of a real estate asset or group of assets. Other real estate companies may use different methodologies for calculating Net Operating Income, and accordingly, our presentation of Net Operating Income may not be comparable to other real estate companies. Because of the exclusion of the items shown in the reconciliation below, Net Operating Income should only be used as a supplemental measure of our financial performance and not as an alternative to GAAP income from operations or net income.

Management further evaluates Net Operating Income by evaluating the performance from the following property groups:

•Same Store Properties – includes the consolidated results of all of the office properties that were owned and included in our stabilized portfolio for two comparable reporting periods, i.e., owned and included in our stabilized portfolio as of January 1, 2022 and still owned and included in the stabilized portfolio as of December 31, 2023, including our three residential properties in Hollywood and Del Mar, California;

•Development Properties – includes the results generated by certain of our in-process development and redevelopment projects, expenses for certain of our future development projects and the results generated by the following stabilized development and redevelopment properties:

â—¦One office building that was added to the stabilized portfolio in the second quarter of 2022;

â—¦Three office and life science buildings that were added to the stabilized portfolio in the third quarter of 2022;

â—¦One office building that was added to the stabilized portfolio in the third quarter of 2023; and

â—¦One office building that was added to the stabilized portfolio in the fourth quarter of 2023; and

•Disposition Properties – includes the results of one property disposed of in the third quarter of 2022.

The following table sets forth certain information regarding the property groups within our stabilized office portfolio as of December 31, 2023.

Group# of BuildingsRentable Square Feet
Same Store Properties11515,063,419
Stabilized Development and Redevelopment Properties (1)61,980,709
Total Stabilized Portfolio12117,044,128

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(1)Excludes development projects in the tenant improvement phase, our in-process development and redevelopment projects and future development projects.

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The following table summarizes our Net Operating Income, as defined, for our total portfolio for the years ended December 31, 2023 and 2022.

Year Ended December 31,Dollar ChangePercentage Change
20232022
($ in thousands)
Reconciliation of Net Income Available to Common Stockholders to Net Operating Income, as defined:
Net Income Available to Common Stockholders$212,241$232,615$(20,374)(8.8)%
Net income attributable to noncontrolling common units of the Operating Partnership2,0832,283(200)(8.8)%
Net income attributable to noncontrolling interests in consolidated property partnerships23,96424,595(631)(2.6)%
Net income$238,288$259,493$(21,205)(8.2)%
Unallocated expense (income):
General and administrative expenses93,43493,642(208)(0.2)%
Leasing costs6,5064,8791,62733.3%
Depreciation and amortization355,278357,611(2,333)(0.7)%
Interest income and other net investment gain(22,592)(1,765)(20,827)1,180.0%
Interest expense114,21684,27829,93835.5%
Gains on sales of depreciable operating properties—(17,329)17,329(100.0)%
Net Operating Income, as defined$785,130$780,809$4,3210.6%

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The following tables summarize our Net Operating Income, as defined, for our total portfolio for the years ended December 31, 2023 and 2022.

Year Ended December 31,
20232022
Same StoreDevelop- mentDisposi- tionTotalSame StoreDevelop- mentDisposi- tionTotal
(in thousands)
Operating revenues:
Rental income$1,006,033$111,704$—$1,117,737$1,017,322$66,559$2,137$1,086,018
Other property income10,8741,083—11,9579,8201,1014810,969
Total1,016,907112,787—1,129,6941,027,14267,6602,1851,096,987
Property and related expenses:
Property expenses213,78815,176—228,964193,3538,3241,067202,744
Real estate taxes93,38312,485—105,86898,2667,427176105,869
Ground leases7,5882,144—9,7327,162403—7,565
Total314,75929,805—344,564298,78116,1541,243316,178
Net Operating Income, as defined$702,148$82,982$—$785,130$728,361$51,506$942$780,809
Year Ended December 31, 2023 as compared to the Year Ended December 31, 2022
Same StoreDevelopmentDispositionTotal
Dollar ChangePercent ChangeDollar ChangePercent ChangeDollar ChangePercent ChangeDollar ChangePercent Change
($ in thousands)
Operating revenues:
Rental income$(11,289)(1.1)%$45,14567.8%$(2,137)(100.0)%$31,7192.9%
Other property income1,05410.7%(18)(1.6)%(48)(100.0)%9889.0%
Total(10,235)(1.0)%45,12766.7%(2,185)(100.0)%32,7073.0%
Property and related expenses:
Property expenses20,43510.6%6,85282.3%(1,067)(100.0)%26,22012.9%
Real estate taxes(4,883)(5.0)%5,05868.1%(176)(100.0)%(1)—%
Ground leases4265.9%1,741432.0%——%2,16728.6%
Total15,9785.3%13,65184.5%(1,243)(100.0)%28,3869.0%
Net Operating Income, as defined$(26,213)(3.6)%$31,47661.1%$(942)(100.0)%$4,3210.6%

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Net Operating Income increased $4.3 million, or 0.6%, for the year ended December 31, 2023 as compared to the year ended December 31, 2022 primarily resulting from:

•A decrease of $26.2 million attributable to the Same Store Properties which was driven by the following activity:

•A decrease in total operating revenues of $10.2 million, or 1.0%, primarily due to the following:

•$22.5 million net decrease resulting from a $33.8 million decrease from lease expirations net of an $11.3 million increase from new leases and renewals at higher rates; partially offset by

•$12.3 million increase in the tenant reimbursements component of rental income primarily due to $17.4 million higher reimbursable operating expenses offset by $5.1 million decrease in property taxes due to favorable property tax assessments.

•An increase in property and related expenses of $16.0 million, or 5.3%, primarily due to the following:

•$20.4 million increase in property expenses primarily due to cost increases in utilities and insurance, in addition to security, janitorial, contract services, repairs and maintenance and various other recurring expenses predominately related to our tenants continued return to the office; partially offset by

•$4.9 million decrease in real estate taxes primarily due to favorable property tax assessments and tax refunds received;

•An increase of $31.5 million attributable to the Development Properties; partially offset by

•A decrease of $0.9 million attributable to the Disposition Properties.

Other Expenses and Income

General and Administrative Expenses

General and administrative expenses decreased $0.2 million, or 0.2%, for the year ended December 31, 2023 compared to the year ended December 31, 2022 due to a decrease from corporate cost-cutting measures of $9.3 million offset by an increase in share-based compensation expense of $9.1 million, which was driven by the accelerated vesting of awards for our former CEO’s retirement.

Leasing Costs

Leasing costs increased $1.6 million, or 33.3%, for the year ended December 31, 2023 compared to the year ended December 31, 2022 primarily due to an increase in leasing overhead during the year ended December 31, 2023. See the “Factors that May Influence Future Results of Operations – Information on Leases Commenced and Executed” and “Liquidity and Capital Resources of the Operating Partnership – Liquidity Uses” sections for further information.

Depreciation and Amortization

Depreciation and amortization decreased by approximately $2.3 million, or 0.7%, for the year ended December 31, 2023 compared to the year ended December 31, 2022, primarily due to the following:

•A decrease of $18.3 million attributable to the Same Store Properties primarily due to an in-place lease intangible asset becoming fully amortized in the second quarter of 2023; and

•A decrease of $0.8 million attributable to the Disposition Properties; partially offset by

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•An increase of $16.8 million attributable to the Development Properties.

Interest Expense

The following table sets forth our gross interest expense, including debt discounts and deferred financing cost amortization and capitalized interest, including capitalized debt discounts and deferred financing cost amortization for the years ended December 31, 2023 and 2022.

Year Ended December 31,Dollar ChangePercentage Change
20232022
($ in thousands)
Gross interest expense$192,983$161,761$31,22219.3%
Capitalized interest and deferred financing costs(78,767)(77,483)(1,284)1.7%
Interest expense$114,216$84,278$29,93835.5%

Gross interest expense, before the effect of capitalized interest and deferred financing costs, increased $31.2 million, or 19.3%, for the year ended December 31, 2023 as compared to the year ended December 31, 2022, due to an increase in the average outstanding debt balance and an increase in the weighted average interest rate for the year ended December 31, 2023.

Capitalized interest and deferred financing costs increased $1.3 million, or 1.7% for the year ended December 31, 2023 compared to the year ended December 31, 2022 primarily due to an increase in the weighted average interest and loan fee amortization rate during the year ended December 31, 2023. In the event of an extended cessation of development or redevelopment activities to get any of these projects ready for its intended use, such projects could potentially no longer qualify for capitalization of interest or other carrying costs, resulting in higher amounts being expensed. Refer to “Part I, Item IA. Risk Factors” included in this report for additional information about the potential impact of inflation on our interest expense and construction costs and the impact on our business, financial condition, results of operations, cash flows, liquidity and ability to satisfy our debt service obligations.

Net income attributable to noncontrolling interests in consolidated property partnerships

Net income attributable to noncontrolling interests in consolidated property partnerships decreased $0.6 million, or 2.6%, for the year ended December 31, 2023 compared to the year ended December 31, 2022, primarily due to a lease termination during the first quarter of 2023 at a property held in a consolidated property partnership. The amounts reported for the years ended December 31, 2023 and 2022 are comprised of the noncontrolling interest’s share of net income for 100 First Member, LLC (“100 First LLC”) and 303 Second Street Member, LLC (“303 Second LLC”) and the noncontrolling interest’s share of net income for Redwood LLC. See Note 12 “Noncontrolling Interests on the Company’s Consolidated Financial Statements” to our consolidated financial statements included in this report for additional information.

Comparison of the Year Ended December 31, 2022 to the Year Ended December 31, 2021

Refer to “Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations –Results of Operations” in our Form 10-K for the year ended December 31, 2022 for a discussion of the year ended December 31, 2022 compared to the year ended December 31, 2021.

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Liquidity and Capital Resources of the Company

In this “Liquidity and Capital Resources of the Company” section, the term the “Company” refers only to Kilroy Realty Corporation on an unconsolidated basis and excludes the Operating Partnership and all other subsidiaries.

The Company’s business is operated primarily through the Operating Partnership. Distributions from the Operating Partnership are the Company’s primary source of capital. The Company believes the Operating Partnership’s sources of working capital, specifically its cash flows from operations and borrowings available under its unsecured revolving credit facility and unsecured term loan facility and funds from its capital recycling program, including strategic ventures, are adequate for it to make its distribution payments to the Company and, in turn, for the Company to make its dividend payments to its common stockholders for the next twelve months. Cash flows from operating activities generated by the Operating Partnership for the year ended December 31, 2023 were sufficient to cover the Company’s payment of cash dividends to its stockholders. However, there can be no assurance that the Operating Partnership’s sources of capital will continue to be available at all or in amounts sufficient to meet its needs, including its ability to make distributions to the Company. The unavailability of capital could adversely affect the Operating Partnership’s ability to make distributions to the Company, which would in turn, adversely affect the Company’s ability to pay cash dividends to its stockholders.

The Company is a well-known seasoned issuer and the Company and the Operating Partnership have an effective shelf registration statement that provides for the public offering and sale from time to time by the Company of its preferred stock, common stock, depositary shares, warrants and guarantees of debt securities and by the Operating Partnership of its debt securities, in each case in unlimited amounts. The Company evaluates the capital markets on an ongoing basis for opportunities to raise capital, and, as circumstances warrant, the Company and the Operating Partnership may issue securities of all of these types in one or more offerings at any time and from time to time on an opportunistic basis, depending upon, among other things, market conditions, available pricing and capital needs. When the Company receives proceeds from the sales of its preferred or common stock, it generally contributes the net proceeds from those sales to the Operating Partnership in exchange for corresponding preferred or common partnership units of the Operating Partnership. The Operating Partnership may use these proceeds and proceeds from the sale of its debt securities to repay debt, including borrowings under its unsecured revolving credit facility and unsecured term loan facility, to develop new or redevelop existing properties, to make acquisitions of properties or portfolios of properties, or for general corporate purposes.

As the sole general partner with control of the Operating Partnership, the Company consolidates the Operating Partnership for financial reporting purposes, and the Company does not have significant assets other than its investment in the Operating Partnership. Therefore, the assets and liabilities and the revenues and expenses of the Company and the Operating Partnership are substantially the same on their respective financial statements. The section entitled “Liquidity and Capital Resources of the Operating Partnership” should be read in conjunction with this section to understand the liquidity and capital resources of the Company on a consolidated basis and how the Company is operated as a whole.

Liquidity Highlights

As of December 31, 2023, we had approximately $510.2 million in cash and cash equivalents as well as $256.6 million in short-term certificates of deposit. In March 2023, we increased the total borrowing capacity of the unsecured term loan facility to $520.0 million and the full amount was outstanding as of December 31, 2023. In July 2023, we entered into a $375.0 million mortgage loan transaction maturing in August 2034 at an annual interest rate of 5.90%. During the second half of 2023, we repurchased $21.3 million of the Operating Partnership's 3.45% $425.0 million unsecured senior notes due December 15, 2024 at a discount. As of the date of this report, we had approximately $1.1 billion available under our unsecured revolving credit facility. Excluding our unsecured term loan facility, for which we have two twelve-month extension options, our next debt maturity of $403.7 million occurs in December 2024. We believe that our available liquidity demonstrates a strong balance sheet and makes us well positioned to navigate any additional future uncertainties. In addition, the Company is a well-known seasoned issuer and has historically been able to raise capital on a timely basis in the public markets, as well as the private

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markets. Any future financings, however, will depend on market conditions for both capital raises and the investment of such proceeds and there can be no assurances that we will successfully obtain such financings.

Distribution Requirements

The Company is required to distribute 90% of its taxable income (subject to certain adjustments and excluding net capital gains) on an annual basis to maintain qualification as a REIT for federal income tax purposes and is required to pay income tax at regular corporate rates to the extent it distributes less than 100% of its taxable income (including capital gains). As a result of these distribution requirements, the Operating Partnership cannot rely on retained earnings to fund its on-going operations to the same extent as other companies whose parent companies are not REITs. In addition, the Company may be required to use borrowings under the Operating Partnership’s revolving credit facility, if necessary, to meet REIT distribution requirements and maintain its REIT status. The Company may also need to raise capital to fund the Operating Partnership’s working capital needs, as well as potential developments of new or existing properties or acquisitions.

The Company intends to continue to make, but has not committed to make, regular quarterly cash distributions to common stockholders, and through the Operating Partnership, to common unitholders from the Operating Partnership’s cash flows from operating activities. All such distributions are at the discretion of the Board of Directors. In 2023, the Company’s distributions exceeded 100% of its taxable income, resulting in a return of capital to its stockholders (see Note 25 “Tax Treatment of Distributions” to our consolidated financial statements included in this report for additional information). As the Company intends to maintain distributions at a level sufficient to meet the REIT distribution requirements and minimize its obligation to pay income and excise taxes, it will continue to evaluate whether the current levels of distribution are appropriate to do so throughout 2024. In addition, in the event the Company completes additional dispositions in the future and is unable to successfully complete Section 1031 Exchanges to defer some or all of the taxable gains related to property dispositions (or in the event additional legislation is enacted that further modifies or repeals laws with respect to Section 1031 Exchanges), the Company may be required to distribute a special dividend to its common stockholders and common unitholders in order to minimize or eliminate income taxes on such gains. The Company considers market factors and its performance in addition to REIT requirements in determining its distribution levels. Amounts accumulated for distribution to stockholders are invested primarily in interest-bearing accounts and short-term interest-bearing securities, which is consistent with the Company’s intention to maintain its qualification as a REIT. Such investments may include, for example, obligations of the Government National Mortgage Association, other governmental agency securities, certificates of deposit, and interest-bearing bank deposits.

On December 6, 2023, the Board of Directors declared a regular quarterly cash dividend of $0.54 per share of common stock. The regular quarterly cash dividend is payable to stockholders of record on December 29, 2023 and a corresponding cash distribution of $0.54 per Operating Partnership unit is payable to holders of the Operating Partnership’s common limited partnership interests of record on December 29, 2023, including those owned by the Company. The total cash quarterly dividends and distributions paid on January 10, 2024 were $63.9 million.

Debt Covenants

The covenants contained within certain of our unsecured debt obligations generally prohibit the Company from paying dividends during an event of default in excess of an amount which results in distributions to us in an amount sufficient to permit us to pay dividends to our stockholders that we reasonably believe are necessary to (a) maintain our qualification as a REIT for federal and state income tax purposes and (b) avoid the payment of federal or state income or excise tax.

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Capitalization

As of December 31, 2023, our total debt as a percentage of total market capitalization was 51.3%, which was calculated based on the closing price per share of the Company’s common stock of $39.84 on December 31, 2023 as shown in the following table:

Shares/Units at December 31, 2023Aggregate Principal Amount or $ Value Equivalent% of Total Market Capitalization
($ in thousands)
Debt: (1)(2)
Unsecured Term Loan Facility$520,0005.4%
Unsecured Senior Notes due 2024403,7124.2%
Unsecured Senior Notes due 2025400,0004.1%
Unsecured Senior Notes Series A & B due 2026250,0002.6%
Unsecured Senior Notes due 2028400,0004.1%
Unsecured Senior Notes due 2029400,0004.1%
Unsecured Senior Notes Series A & B due 2027 & 2029250,0002.6%
Unsecured Senior Notes due 2030500,0005.2%
Unsecured Senior Notes due 2031350,0003.6%
Unsecured Senior Notes due 2032425,0004.4%
Unsecured Senior Notes due 2033450,0004.7%
Secured debt612,6946.3%
Total debt4,961,40651.3%
Equity and Noncontrolling Interests in the Operating Partnership: (3)
Common limited partnership units outstanding (4)1,150,57445,8390.5%
Shares of common stock outstanding117,239,5584,670,82448.2%
Total Equity and Noncontrolling Interests in the Operating Partnership4,716,66348.7%
Total Market Capitalization$9,678,069100.0%

_____________________

(1)Represents gross aggregate principal amount due at maturity before the effect of the following at December 31, 2023: $27.7 million of unamortized deferred financing costs on the unsecured term loan facility, unsecured senior notes and secured debt and $5.3 million of unamortized discounts for the unsecured senior notes.

(2)As of December 31, 2023, there was no outstanding balance on the unsecured revolving credit facility.

(3)Value based on closing price per share of our common stock of $39.84 as of December 31, 2023.

(4)Includes common units of the Operating Partnership not owned by the Company; does not include noncontrolling interests in consolidated property partnerships.

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Liquidity and Capital Resources of the Operating Partnership

In this “Liquidity and Capital Resources of the Operating Partnership” section, the terms “we,” “our,” and “us” refer to the Operating Partnership or the Operating Partnership and the Company together, as the context requires.

General

Our primary liquidity sources and uses are as follows:

Liquidity Sources

•Net cash flows from operations;

•Borrowings under the Operating Partnership’s unsecured revolving credit facility;

•Proceeds from our capital recycling program, including the disposition of assets and the formation of strategic ventures;

•Proceeds from additional secured or unsecured debt financings; and

•Proceeds from public or private issuance of debt, equity or preferred equity securities.

Liquidity Uses

•Property operating and corporate expenses;

•Capital expenditures, tenant improvement and leasing costs;

•Development and redevelopment costs;

•Operating property or undeveloped land acquisitions;

•Debt service and principal payments, including debt maturities;

•Distributions to common security holders;

•Repurchases and redemptions of outstanding common stock of the Company; and

•Outstanding debt repurchases, redemptions and repayments.

General Strategy

Our general strategy is to maintain a conservative balance sheet with a strong credit profile and to maintain a capital structure that allows for financial flexibility and diversification of capital resources. We manage our capital structure to reflect a long-term investment approach and utilize multiple sources of capital to meet our long-term capital requirements. We believe that our current projected liquidity requirements for the next twelve-month period, as set forth above under the caption “—Liquidity Uses,” will be satisfied using a combination of the liquidity sources listed above, although there can be no assurance in this regard. We believe our conservative leverage and staggered debt maturities provide us with financial flexibility and enhance our ability to obtain additional sources of liquidity if necessary, and, therefore, we are well-positioned to refinance or repay maturing debt and to pursue our strategy of seeking attractive acquisition opportunities, which we may finance, as necessary, with future public and private issuances of debt and equity securities, although there can be no assurance in this regard.

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2023 Capital and Financing Transactions

We continue to be active in the capital markets to finance potential acquisitions and our development activity, as well as our continued desire to extend our debt maturities. This was primarily a result of the following activity:

•During the first quarter of 2023, amended our unsecured term loan facility to increase the borrowing capacity under the accordion feature to add one or more tranches of term loans up to an aggregate amount of $650.0 million and exercised $120.0 million of the accordion feature;

•During the third quarter of 2023, entered into a $375.0 million mortgage loan transaction maturing on August 10, 2034 at an annual interest rate of 5.90%, requiring monthly interest payments only; and

•During the third and fourth quarters of 2023, completed open-market repurchases of $21.3 million of the Operating Partnership's 3.450% $425.0 million unsecured senior notes due December 15, 2024 at a discount.

Liquidity Sources

Unsecured Revolving Credit Facility and Term Loan Facility

The following table summarizes the balance and terms of our unsecured revolving credit facility as of December 31, 2023 and 2022:

December 31, 2023December 31, 2022
(in thousands)
Outstanding borrowings$—$—
Remaining borrowing capacity1,100,0001,100,000
Total borrowing capacity (1)$1,100,000$1,100,000
Interest rate (2)6.38%5.20%
Facility fee-annual rate (3)0.200%
Maturity date (4)July 31, 2025

______________________

(1)Total borrowing capacity is reduced by the amount of our outstanding letters of credit which total $5.2 million as of the date of this report. We may elect to borrow, subject to bank approval and obtaining commitments for any additional borrowing capacity, up to an additional $500.0 million under an accordion feature pursuant to the terms of the unsecured revolving credit facility.

(2)Our unsecured revolving credit facility interest rate was calculated using a contractual rate of Secured Overnight Financing Rate (“SOFR”) plus a SOFR adjustment of 0.10% (“Adjusted SOFR”) and a margin of 0.900% based on our credit rating as of December 31, 2023 and December 31, 2022. We may be entitled to a temporary 0.01% reduction in the interest rate provided we meet certain sustainability goals with respect to the ongoing reduction of greenhouse gas emissions.

(3)Our facility fee is paid on a quarterly basis and is calculated based on the total borrowing capacity. In addition to the facility fee, we incurred debt origination and legal costs. As of December 31, 2023 and 2022, $3.2 million and $5.3 million of unamortized deferred financing costs, respectively, which are included in prepaid expenses and other assets, net on our consolidated balance sheets, remained to be amortized through the maturity date of our unsecured revolving credit facility.

(4)The maturity date may be extended by two six-month periods, at the Company’s option.

We intend to borrow under the unsecured revolving credit facility from time to time for general corporate purposes, to finance development and redevelopment expenditures, to fund potential acquisitions, and to potentially repay long-term debt and to supplement cash balances given uncertainties and volatility in market conditions.

In January 2023, the Operating Partnership entered into the first amendment to its existing unsecured term loan facility agreement to (i) exercise the accordion feature under the term loan agreement to provide for $100.0 million of additional term loan commitments and (ii) increase the borrowing capacity under the accordion feature to provide additional term loan commitments or add one or more tranches of term loans up to an aggregate amount of $650.0 million. In March 2023, the Operating Partnership further amended the unsecured term loan facility agreement to exercise the accordion feature to provide for $20.0 million of additional term loan commitments, bringing the total borrowing capacity of the unsecured term loan facility to $520.0 million.

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The following table summarizes the balance and terms of our unsecured term loan facility as of December 31, 2023:

December 31, 2023December 31, 2022
(in thousands)
Outstanding borrowings$520,000$200,000
Remaining borrowing capacity—200,000
Total borrowing capacity (1)$520,000$400,000
Interest rate (2)6.41%5.23%
Undrawn facility fee-annual rate (3)0.200%
Maturity date (4)October 2024

______________________

(1)We may elect to borrow, subject to bank approval and obtaining commitments for any additional borrowing capacity, up to an additional $130.0 million and $100.0 million as of December 31, 2023 and December 31, 2022, respectively, under an accordion feature pursuant to the terms of the unsecured term loan facility

(2)Our unsecured term loan facility interest rate was calculated using a contractual rate of Adjusted SOFR plus a margin of 0.950% based on our credit rating as of December 31, 2023 and December 31, 2022.

(3)Our undrawn facility fee is paid on a quarterly basis and is calculated based on the remaining borrowing capacity. In addition to the facility fee, we incurred debt origination and legal costs. As of December 31, 2023 and 2022, $2.3 million and $4.5 million, respectively, of unamortized deferred financing costs remained to be amortized through the maturity date of our unsecured term loan facility.

(4)The maturity date may be extended by two twelve-month periods, at the Company’s option.

Capital Recycling Program

As discussed in the section “Factors That May Influence Future Results of Operations - Capital Recycling Program,” we continuously evaluate opportunities for the potential disposition of non-core properties in our portfolio or the formation of strategic ventures with the intent of recycling the proceeds generated from the disposition of less strategic or core assets into capital used to finance development and redevelopment expenditures, to fund new acquisitions, to repay long-term debt and for other general corporate purposes. As part of this strategy, we attempt to enter into Section 1031 Exchanges, when possible, to defer some or all of the taxable gains on the sales, if any, for federal and state income tax purposes.

Any potential future disposition transactions and the timing of any potential future capital recycling transactions will depend on market conditions and other factors including but not limited to our capital needs, the availability of financing for potential buyers (which has been and may continue to be constrained for some potential buyers due to current economic and market conditions), and our ability to defer some or all of the taxable gains on the sales. In addition, we cannot assure you that we will dispose of any additional properties or that we will be able to identify and complete the acquisitions of suitable replacement properties to effect Section 1031 Exchanges to defer some or all of the taxable gains related to our capital recycling program. In the event we are unable to complete dispositions as planned, we may raise capital through other sources of liquidity including our available unsecured revolving credit facility or the public or private issuance of unsecured debt.

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Shelf Registration Statement

The Company is a well-known seasoned issuer and the Company and the Operating Partnership have an effective shelf registration statement that provides for the public offering and sale from time to time by the Company of its preferred stock, common stock, depository shares and guarantees of debt securities and by the Operating Partnership of its debt securities, in each case in unlimited amounts. The Company evaluates the capital markets on an ongoing basis for opportunities to raise capital, and, as circumstances warrant, the Company and the Operating Partnership may issue securities of all of these types in one or more offerings at any time and from time to time on an opportunistic basis, depending upon, among other things, market conditions, available pricing and capital needs. Capital raising could be more challenging under current market conditions as uncertainty related to interest rates, inflation rates, economic outlook, geopolitical events and other factors have contributed and may continue to contribute to significant volatility and negative pressures in financial markets. When the Company receives proceeds from the sales of its preferred or common stock, it generally contributes the net proceeds from those sales to the Operating Partnership in exchange for corresponding preferred or common partnership units of the Operating Partnership. The Operating Partnership may use these proceeds and proceeds from the sale of its debt securities to repay debt, including borrowings under its unsecured revolving credit facility and unsecured term loan facility, to develop new or redevelop existing properties, to make acquisitions of properties or portfolios of properties, or for general corporate purposes.

Unsecured and Secured Debt

The aggregate principal amount of the unsecured and secured debt of the Operating Partnership outstanding as of December 31, 2023 was as follows:

Aggregate Principal Amount Outstanding
(in thousands)
Unsecured Term Loan Facility$520,000
Unsecured Senior Notes due 2024403,712
Unsecured Senior Notes due 2025400,000
Unsecured Senior Notes Series A & B due 2026250,000
Unsecured Senior Notes due 2028400,000
Unsecured Senior Notes due 2029400,000
Unsecured Senior Notes Series A & B due 2027 & 2029250,000
Unsecured Senior Notes due 2030500,000
Unsecured Senior Notes due 2031350,000
Unsecured Senior Notes due 2032425,000
Unsecured Senior Notes due 2033450,000
Secured Debt612,694
Total Unsecured and Secured Debt (1)4,961,406
Less: Unamortized Net Discounts and Deferred Financing Costs (2)(33,028)
Total Debt, Net$4,928,378

________________________

(1)As of December 31, 2023, there was no outstanding balance on the unsecured revolving credit facility.

(2)Includes $27.7 million of unamortized deferred financing costs on the unsecured term loan facility, unsecured senior notes and secured debt and $5.3 million of unamortized discounts for the unsecured senior notes. Excludes unamortized deferred financing costs on the unsecured revolving credit facility, which are included in prepaid expenses and other assets, net on our consolidated balance sheets.

In July 2023, certain of our and the Operating Partnership's subsidiaries entered into a $375.0 mortgage loan transaction (“the Loan”) secured by, among other things, a deed of trust, assignment of leases and rents, security agreement and fixture filing encumbering two office buildings, 608 apartment units and over 95,000 square feet of retail at the Company's One Paseo mixed-use campus in Del Mar, California. The Loan matures on August 10, 2034, bears interest at an annual rate of 5.90% and requires monthly interest payments only, which commenced on September 10, 2023. In addition, the Operating Partnership has entered into a guaranty in favor of the lender in

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connection with the Loan. The Loan is generally non-recourse to the Operating Partnership, but the lender has recourse to the Operating Partnership for certain recourse exceptions.

On January 12, 2024, the Operating Partnership issued $400.0 million aggregated principal amount of unsecured senior notes in a registered public offering. The unsecured senior notes, which are scheduled to mature on January 15, 2036, require semi-annual interest payments each January and July based on a stated interest rate of 6.250%.

Debt Composition

The composition of the Operating Partnership’s aggregate debt balances between secured and unsecured and fixed-rate and variable-rate debt as of December 31, 2023 and 2022 was as follows:

Percentage of Total Debt (1)(2)Weighted Average Interest Rate (1)(2)
December 31, 2023December 31, 2022December 31, 2023December 31, 2022
Secured vs. unsecured:
Unsecured87.7%94.3%4.0%3.7%
Secured12.3%5.7%5.1%3.9%
Variable-rate vs. fixed-rate:
Variable-rate10.5%4.7%6.4%5.2%
Fixed-rate (3)89.5%95.3%3.8%3.7%
Stated rate (3)4.1%3.7%
GAAP effective rate (4)4.1%3.8%
GAAP effective rate including debt issuance costs4.3%4.0%

________________________

(1)As of the end of the period presented.

(2)As of December 31, 2023 and 2022, there was no outstanding balance on the unsecured revolving credit facility.

(3)Excludes the impact of the amortization of any debt discounts/premiums and deferred financing costs.

(4)Includes the impact of amortization of any debt discounts/premiums, excluding deferred financing costs.

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Liquidity Uses

Contractual Obligations

The following table provides information with respect to our contractual obligations as of December 31, 2023. The table: (i) indicates the maturities and scheduled principal repayments of our secured and unsecured debt outstanding as of December 31, 2023; (ii) indicates the scheduled interest payments of our fixed-rate and variable-rate debt as of December 31, 2023; (iii) provides information about the minimum commitments due in connection with our ground lease obligations and other lease and contractual commitments; and (iv) provides estimated in-process and recently completed development commitments as of December 31, 2023. Note that the table does not reflect our available debt maturity extension options and reflects gross aggregate principal amounts before the effect of unamortized discounts/premiums.

Payment Due by Period
Less than1 Year(2024)2-3 Years(2025-2026)4-5 Years(2027-2028)More than5 Years(After 2028)Total
(in thousands)
Principal payments: secured debt (1)$6,006$157,563$74,125$375,000$612,694
Principal payments: unsecured debt (2)923,712650,000575,0002,200,0004,348,712
Interest payments: fixed-rate debt (3)170,117287,763228,516282,533968,929
Interest payments: variable-rate debt (4)25,523———25,523
Ground lease obligations (5)6,73713,58313,721363,350397,391
Lease and other contractual commitments (6)60,073167——60,240
In-process and recently completed development commitments (7)161,634114,000——275,634
Total$1,353,802$1,223,076$891,362$3,220,883$6,689,123

_____________________

(1)Represents gross aggregate principal amount before the effect of deferred financing costs of approximately $9.5 million as of December 31, 2023.

(2)Represents gross aggregate principal amount before the effect of the unamortized discount and deferred financing costs of approximately $5.3 million and $18.2 million as of December 31, 2023. As of December 31, 2023, there was no outstanding balance on our unsecured revolving credit facility.

(3)As of December 31, 2023, 89.5% of our debt was contractually fixed. The information in the table above reflects our projected interest rate obligations for these fixed-rate payments based on the contractual interest rates on an accrual basis and scheduled maturity dates.

(4)As of December 31, 2023, 10.5% of our debt bore interest at variable rates which was incurred under the unsecured term loan facility. The variable interest rate payments are based on the contractual rate of Adjusted SOFR plus a margin of 0.950% as of December 31, 2023. The information in the table above reflects our projected interest rate obligations for those variable-rate payments based on the outstanding principal balance as of December 31, 2023, the scheduled payment interest payment dates and the contractual maturity date.

(5)Reflects minimum lease payments through the contractual lease expiration date before the impact of extension options. See Note 19 “Commitments and Contingencies” to our consolidated financial statements included in this report for further information.

(6)Amounts represent cash commitments under signed leases and contracts for operating properties, excluding tenant-funded tenant improvements, and for other contractual commitments. The timing of these expenditures may fluctuate.

(7)Amounts represent commitments under signed leases for pre-leased development projects and contractual commitments for projects in the tenant improvement phase and under construction as of December 31, 2023. The timing of these expenditures may fluctuate based on the ultimate progress of construction. We may start additional construction in 2024 (see “—Development” for additional information).

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Other Liquidity Uses

Development

We believe we may spend between $200 million to $300 million on development projects throughout 2024. The ultimate timing of these expenditures may fluctuate given construction progress and leasing status of the projects, or as a result of events outside our control, such as delays or increased costs as a result of heightened inflation and market conditions. We expect that any material additional development activities will be funded with borrowings under the unsecured revolving credit facility, the public or private issuance of debt or equity securities, the disposition of assets under our capital recycling program, or strategic venture opportunities. We cannot provide assurance that development projects will be completed on the terms, for the amounts or on the timelines currently contemplated, or at all.

Debt Maturities

We believe our conservative leverage, staggered debt maturities, unsecured term loan facility and our unsecured revolving credit facility provide us with financial flexibility and enhance our ability to obtain additional sources of liquidity if necessary, and, therefore, we believe we are well-positioned to refinance or repay maturing debt and to pursue our strategy of seeking attractive acquisition opportunities, which we may finance, as necessary, with future public and private issuances of debt and equity securities. However, we can provide no assurance that we will have access to the public or private debt or equity markets in the future on favorable terms or at all. Excluding our unsecured term loan facility maturing in October 2024, for which we have two twelve-month extension options, our next debt maturity of $403.7 million occurs in December 2024. We may, however, repurchase certain of our unsecured senior notes from time to time prior to maturity (depending on prevailing market conditions, our liquidity, contractual restrictions and other factors) through cash purchases, open-market purchases, privately negotiated transactions, tender offers or otherwise.

During the year ended December 31, 2023, the Company completed open-market repurchases of $21.3 million of the Operating Partnership’s 3.450% $425.0 million unsecured senior notes due December 15, 2024 at a discount, leaving an aggregate remaining principal balance of $403.7 million.

Potential Future Acquisitions

As discussed in the section “—Factors That May Influence Future Results of Operations - Acquisitions,” we continue to evaluate strategic opportunities and remain a disciplined buyer of development and redevelopment opportunities as well as value-add and strategic operating properties, dependent on market conditions and business cycles, among other factors.  We focus on growth opportunities primarily in markets populated by knowledge and creative based tenants in a variety of industries, including technology, media, healthcare, life sciences, entertainment and professional services.  We expect that any material acquisitions will be funded with borrowings under the unsecured revolving credit facility, the public or private issuance of debt or equity securities, the disposition of assets under our capital recycling program, the formation of strategic ventures or through the assumption of existing debt, although there can be no assurance in this regard.

We cannot provide assurance that we will enter into any agreements to acquire properties or undeveloped land, or that potential acquisitions contemplated by any agreements we may enter into in the future will be completed.

Share Repurchases

As of December 31, 2023, 4,935,826 shares remained eligible for repurchase under a share repurchase program approved by the Company’s Board of Directors in 2016. Under this program, repurchases may be made in open market transactions at prevailing prices or through privately negotiated transactions. We may elect to repurchase shares of our common stock under this program in the future depending upon various factors, including market conditions, the trading price of our common stock and our other uses of capital. This program does not have a

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termination date and repurchases may be discontinued at any time. We intend to fund repurchases, if any, primarily with the proceeds from property dispositions and/or existing cash balances.

Potential Future Leasing Costs and Capital Improvements

The amounts we incur for tenant improvements and leasing costs depend on leasing activity in each period. Tenant improvements and leasing costs generally fluctuate in any given period depending on factors such as the type and condition of the property, the term of the lease, the type of the lease, the involvement of external leasing agents and overall market conditions, including the level of inflation. Capital expenditures may fluctuate in any given period subject to the nature, extent and timing of improvements required to maintain our properties and may be impacted by inflationary pressures on the cost of construction materials.

For the year ended December 31, 2023, we spent approximately $88.0 million on capital improvements, tenant improvements and leasing commissions for properties within our stabilized portfolio, excluding our development and redevelopment properties. The amount we ultimately spend for 2024 will depend on leasing activity during 2024.

The following table sets forth our historical actual capital expenditures, and tenant improvements and leasing commissions for deals commenced, excluding tenant-funded tenant improvements, for renewed and re-tenanted space within our stabilized portfolio for each of the years ended December 31, 2023, 2022 and 2021 on a per square foot basis.

Year Ended December 31,
202320222021
Office Properties:(1)
Capital Expenditures:
Capital expenditures per square foot$2.09$2.26$2.31
Tenant Improvement and Leasing Commissions (2)
Replacement tenant square feet (3)512,626580,943638,597
Tenant improvements per square foot commenced$68.15$56.25$64.17
Leasing commissions per square foot commenced$20.71$19.78$19.31
Total per square foot$88.86$76.03$83.48
Renewal tenant square feet568,443290,138407,988
Tenant improvements per square foot commenced$11.08$12.53$7.33
Leasing commissions per square foot commenced$12.81$15.90$9.35
Total per square foot$23.89$28.43$16.68
Total per square foot per year$9.12$9.63$8.73
Average remaining lease term (in years)6.06.36.6

_____________________

(1)Excludes development properties and includes 100% of consolidated property partnerships.

(2)Includes tenants with lease terms of 12 months or longer. Excludes leases for month-to-month and first generation tenants.

(3)Excludes leases for which the space was vacant for longer than one year, or vacant when the property was acquired by the Company.

Capital expenditures per square foot decreased in 2023 as compared to 2022 due to a decrease in general building improvements in 2023. We currently anticipate capital expenditures per square foot for 2024 to be consistent with 2023 levels. Replacement tenant improvements and leasing commissions per square foot increased in 2023 as compared to 2022 primarily due to large leases with long terms commenced in the Los Angeles region in 2023. Renewal tenant improvements and leasing commissions per square foot decreased in 2023 as compared to 2022 primarily due to large leases with long terms renewed in the San Francisco Bay Area in 2022. Costs incurred for tenant improvement and leasing commissions in 2024 will depend upon the current economic environment, market conditions in each of our submarkets and actual leasing activity.

Distribution Requirements

For a discussion of our dividend and distribution requirements, see “Liquidity and Capital Resources of the Company —Distribution Requirements.”

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Factors That May Influence Future Sources of Capital and Liquidity of the Company and the Operating Partnership

We continue to evaluate sources of financing for our business activities, including borrowings under the unsecured revolving credit facility, the unsecured term loan facility, issuance of public and private equity securities, unsecured debt and fixed-rate secured mortgage financing, proceeds from the disposition of selective assets through our capital recycling program, and the formation of strategic ventures. However, our ability to obtain new financing or refinance existing borrowings on favorable terms could be impacted by various factors, including the state of the macro economy, the state of the credit and equity markets, significant tenant defaults, a decline in the demand for office properties, a decrease in market rental rates or market values of real estate assets in our submarkets, the amount of our future borrowings and uncertainty related to interest rates, inflation rates, geopolitical events and other factors (refer to “Part I, Item IA. Risk Factors” of this report for additional information). These events could result in the following:

•Decreases in our cash flows from operations, which could create further dependence on the unsecured revolving credit facility;

•An increase in the proportion of variable-rate debt, which could increase our sensitivity to interest rate fluctuations in the future; and

•A decrease in the value of our properties, which could have an adverse effect on the Operating Partnership’s ability to incur additional debt, refinance existing debt at competitive rates, or comply with its existing debt obligations.

In addition to the factors noted above, the Operating Partnership’s credit ratings are subject to ongoing evaluation by credit rating agencies and may be changed or withdrawn by a rating agency in the future if, in its judgment, circumstances warrant. In the event that the Operating Partnership’s credit ratings are downgraded, we may incur higher borrowing costs and may experience difficulty in obtaining additional financing or refinancing existing indebtedness.

Debt Covenants

The unsecured revolving credit facility, unsecured term loan facility, unsecured senior notes and certain other secured debt arrangements contain covenants and restrictions requiring us to meet certain financial ratios and reporting requirements. Key existing financial covenants and their covenant levels include:

Unsecured Credit and Term Loan Facility and Private Placement Notes (as defined in the applicable Credit Agreements):Covenant LevelActual Performanceas of December 31, 2023
Total debt to total asset valueless than 60%29%
Fixed charge coverage ratiogreater than 1.5x3.5x
Unsecured debt ratiogreater than 1.67x3.42x
Unencumbered asset pool debt service coveragegreater than 1.75x3.96x
Unsecured Senior Notes due 2024, 2025, 2028, 2029, 2030, 2032 and 2033 (as defined in the applicable Indentures):
Total debt to total asset valueless than 60%39%
Interest coveragegreater than 1.5x6.5x
Secured debt to total asset valueless than 40%5%
Unencumbered asset pool value to unsecured debtgreater than 150%271%

The Operating Partnership was in compliance with all of its debt covenants as of December 31, 2023. Our current expectation is that the Operating Partnership will continue to meet the requirements of its debt covenants in both the short and long term. However, in the event of an economic slowdown or continued volatility in the credit markets, there is no certainty that the Operating Partnership will be able to continue to satisfy all the covenant requirements.

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Consolidated Historical Cash Flow Summary

The following summary discussion of our consolidated historical cash flow is based on the consolidated statements of cash flows in Item 15. “Exhibits and Financial Statement Schedules” and is not meant to be an all-inclusive discussion of the changes in our cash flows for the periods presented below. Changes in our cash flows include changes in cash and cash equivalents and restricted cash. Our historical cash flow activity for the year ended December 31, 2023 as compared to the year ended December 31, 2022 is as follows:

Year Ended December 31,
20232022Dollar ChangePercentage Change
($ in thousands)
Net cash provided by operating activities$602,589$592,235$10,3541.7%
Net cash used in investing activities(800,400)(553,193)(247,207)44.7%
Net cash provided by (used in) financing activities360,595(118,746)479,341(403.7)%
Net increase (decrease) in cash and cash equivalents$162,784$(79,704)$242,488304.2%

Operating Activities

Our cash flows from operating activities depends on numerous factors including the occupancy level of our portfolio, the rental rates achieved on our leases, the collectability of rent and recoveries from our tenants, the level of operating expenses, the impact of property acquisitions, completed development projects and related financing activities, and other general and administrative costs. Our net cash provided by operating activities increased by $10.4 million, or 1.7%, for the year ended December 31, 2023 compared to the year ended December 31, 2022 primarily as a result of an increase in cash Net Operating Income generated from stabilized development properties in our Development portfolio and the expiration of free rent periods for certain significant leases during the year ended December 31, 2023, partially offset by an increase in cash paid for interest. See additional information under the caption “—Results of Operations.”

Investing Activities

Our cash flows from investing activities is generally used to fund development and operating property acquisitions, expenditures for development and redevelopment projects, and recurring and nonrecurring capital expenditures for our operating properties, net of proceeds received from dispositions of real estate assets. Our net cash used in investing activities increased by $247.2 million, or 44.7%, for the year ended December 31, 2023 compared to the year ended December 31, 2022, primarily due to investing a portion of our cash balance into short term certificates of deposit during the year ended December 31, 2023.

Financing Activities

Our cash flows from financing activities is principally impacted by our capital raising activities, net of dividends and distributions paid to common and common unitholders. During the year ended December 31, 2023, we had net cash provided by financing activities of $360.6 million compared to net cash used in financing activities of $118.7 million during the year ended December 31, 2022 primarily as a result of higher borrowings on the unsecured term loan facility during the year ended December 31, 2023 and entering into the $375.0 million mortgage loan during the year ended December 31, 2023.

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Non-GAAP Supplemental Financial Measure: Funds From Operations

We calculate FFO in accordance with the 2018 Restated White Paper on FFO approved by the Board of Governors of Nareit. The White Paper defines FFO as net income or loss calculated in accordance with GAAP, excluding extraordinary items, as defined by GAAP, gains and losses from sales of depreciable real estate and impairment write-downs associated with depreciable real estate, plus real estate-related depreciation and amortization (excluding amortization of deferred financing costs and depreciation of non-real estate assets) and after adjustment for unconsolidated partnerships and joint ventures. Our calculation of FFO includes the amortization of deferred revenue related to tenant-funded tenant improvements and excludes the depreciation of the related tenant improvement assets. We also add back net income attributable to noncontrolling common units of the Operating Partnership because we report FFO attributable to common stockholders and common unitholders.

We believe that FFO is a useful supplemental measure of our operating performance. The exclusion from FFO of gains and losses from the sale of operating real estate assets allows investors and analysts to readily identify the operating results of the assets that form the core of our activity and assists in comparing those operating results between periods. Also, because FFO is generally recognized as the industry standard for reporting the operations of REITs, it facilitates comparisons of operating performance to other REITs. However, other REITs may use different methodologies to calculate FFO, and accordingly, our FFO may not be comparable to all other REITs.

Implicit in historical cost accounting for real estate assets in accordance with GAAP is the assumption that the value of real estate assets diminishes predictably over time. Since real estate values have historically risen or fallen with market conditions, many industry investors and analysts have considered presentations of operating results for real estate companies using historical cost accounting alone to be insufficient. Because FFO excludes depreciation and amortization of real estate assets, we believe that FFO along with the required GAAP presentations provides a more complete measurement of our performance relative to our competitors and a more appropriate basis on which to make decisions involving operating, financing and investing activities than the required GAAP presentations alone would provide.

However, FFO should not be viewed as an alternative measure of our operating performance because it does not reflect either depreciation and amortization costs or the level of capital expenditures and leasing costs necessary to maintain the operating performance of our properties, which are significant economic costs and could materially impact our results from operations.

The following table presents our FFO for the years ended December 31, 2023, 2022, 2021, 2020 and 2019:

Year ended December 31,
20232022202120202019
(in thousands)
Net income available to common stockholders$212,241$232,615$628,144$187,105$195,443
Adjustments:
Net income attributable to noncontrolling common units of the Operating Partnership2,0832,2836,1632,8693,766
Net income attributable to noncontrolling interests in consolidated property partnerships23,96424,59524,60317,31916,020
Depreciation and amortization of real estate assets348,064350,665303,799290,353268,045
Gains on sales of depreciable real estate—(17,329)(463,128)(35,536)(36,802)
Funds From Operations attributable to noncontrolling interests in consolidated property partnerships(35,236)(36,198)(37,267)(28,754)(27,994)
Funds From Operations (1) (2)$551,116$556,631$462,314$433,356$418,478

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(1)Reported amounts are attributable to common stockholders, common unitholders and restricted stock unitholders.

(2)FFO available to common stockholders and unitholders includes amortization of deferred revenue related to tenant-funded tenant improvements of $20.7 million, $19.3 million, $16.5 million, $22.5 million and $19.2 million for the years ended December 31, 2023, 2022, 2021, 2020 and 2019, respectively.

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The following table presents our weighted average shares of common stock and common units outstanding for the years ended December 31, 2023, 2022, 2021, 2020 and 2019:

Year Ended December 31,
20232022202120202019
Weighted average shares of common stock outstanding117,160,173116,806,575116,429,130113,241,341103,200,568
Weighted average common units outstanding1,150,5741,150,5741,150,5741,854,1652,023,407
Effect of participating securities – nonvested shares and restricted stock units584,125628,375769,1231,137,2651,118,349
Total basic weighted average shares / units outstanding118,894,872118,585,524118,348,827116,232,771106,342,324
Effect of dilutive securities – shares issuable under executed forward equity sale agreements, stock options and contingently issuable shares346,082413,472519,513478,281648,600
Total diluted weighted average shares / units outstanding119,240,954118,998,996118,868,340116,711,052106,990,924

Inflation

The majority of the Company’s leases require tenants to pay for recoveries and escalation charges based upon the tenant’s proportionate share of, and/or increases in, real estate taxes and certain operating costs, which reduce the Company’s exposure to increases in operating costs resulting from inflation. Refer to “Part I, Item IA. Risk Factors” included in this report for additional information about the potential impact of inflation on our interest expense and construction costs and the impact on our business, financial condition, results of operations, cash flows, liquidity and ability to satisfy our debt service obligations.

New Accounting Pronouncements

For a discussion of new accounting pronouncements see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report. We did not adopt any new accounting pronouncements during the year ended December 31, 2023.

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FY 2022 10-K MD&A

SEC filing source: 0001025996-23-000072.

Extracted structurally from real Item 7 body heading to real Item 7A/8 boundary. Confidence: high. Filing date: 2023-02-10. Report date: 2022-12-31.

ITEM 7.     MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

The following discussion relates to our consolidated financial statements and should be read in conjunction with the financial statements and notes thereto appearing elsewhere in this report. The results of operations discussion is combined for the Company and the Operating Partnership because there are no material differences in the results of operations between the two reporting entities.

Forward-Looking Statements

Statements contained in this “Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations” that are not historical facts may be forward-looking statements. Forward-looking statements include, among other things, statements or information concerning our plans, objectives, capital resources, portfolio performance, results of operations, projected future occupancy and rental rates, lease expirations, debt maturities, potential investments, strategies such as capital recycling, development and redevelopment activity, projected construction costs, projected construction commencement and completion dates, projected square footage of space that could be constructed on undeveloped land that we own, projected rentable square footage of or number of units in properties under construction or in the development pipeline, anticipated proceeds from capital recycling activity or other dispositions and anticipated dates of those activities or dispositions, projected increases in the value of properties, dispositions, future executive incentive compensation, pending, potential or proposed acquisitions, plans to grow our Net Operating Income and FFO, our ability to re-lease properties at or above current market rates, anticipated market conditions and demographics and other forward-looking financial data, as well as the discussion in “—Factors That May Influence Future Results of Operations,” “—Liquidity and Capital Resource of the Company,” and “—Liquidity and Capital Resources of the Operating Partnership.” Forward-looking statements can be identified by the use of words such as “believes,” “expects,” “projects,” “may,” “will,” “should,” “seeks,” “approximately,” “intends,” “plans,” “pro forma,” “estimates” or “anticipates” and the negative of these words and phrases and similar expressions that do not relate to historical matters. Forward-looking statements are based on our current expectations, beliefs and assumptions, and are not guarantees of future performance. Forward-looking statements are inherently subject to uncertainties, risks, changes in circumstances, trends and factors that are difficult to predict, many of which are outside of our control. Accordingly, actual performance, results and events may vary materially from those indicated or implied in the forward-looking statements, and you should not rely on the forward-looking statements as predictions of future performance, results or events. Numerous factors could cause actual future performance, results and events to differ materially from those indicated in the forward-looking statements, including, among others:

•global market and general economic conditions, including periods of heightened inflation, and their effect on our liquidity and financial conditions and those of our tenants;

•adverse economic or real estate conditions generally, and specifically, in the States of California, Texas and Washington;

•risks associated with our investment in real estate assets, which are illiquid and with trends in the real estate industry;

•defaults on or non-renewal of leases by tenants;

•any significant downturn in tenants’ businesses;

•our ability to re-lease property at or above current market rates;

•costs to comply with government regulations, including environmental remediation;

•the availability of cash for distribution and debt service and exposure to risk of default under debt obligations;

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•increases in interest rates and our ability to manage interest rate exposure;

•the availability of financing on attractive terms or at all, which may adversely impact our future interest expense and our ability to pursue development, redevelopment and acquisition opportunities and refinance existing debt;

•a decline in real estate asset valuations, which may limit our ability to dispose of assets at attractive prices or obtain or maintain debt financing, and which may result in write-offs or impairment charges;

•significant competition, which may decrease the occupancy and rental rates of properties;

•potential losses that may not be covered by insurance;

•the ability to successfully complete acquisitions and dispositions on announced terms;

•the ability to successfully operate acquired, developed and redeveloped properties;

•the ability to successfully complete development and redevelopment projects on schedule and within budgeted amounts;

•delays or refusals in obtaining all necessary zoning, land use and other required entitlements, governmental permits and authorizations for our development and redevelopment properties;

•increases in anticipated capital expenditures, tenant improvement and/or leasing costs;

•defaults on leases for land on which some of our properties are located;

•adverse changes to, or enactment or implementations of, tax laws or other applicable laws, regulations or legislation, as well as business and consumer reactions to such changes;

•risks associated with joint venture investments, including our lack of sole decision-making authority, our reliance on co-venturers’ financial condition and disputes between us and our co-venturers;

•environmental uncertainties and risks related to natural disasters;

•our ability to maintain our status as a REIT; and

•uncertainties regarding the impact of the COVID-19 pandemic, and restrictions intended to prevent its spread, on our business and the economy generally.

The factors included in this report are not exhaustive and additional factors could adversely affect our business and financial performance. For a discussion of additional factors that could materially adversely affect the Company’s and the Operating Partnership’s business and financial performance, see the discussion below as well as “Item 1A. Risk Factors,” and in our other filings with the SEC. All forward-looking statements are based on information that was available and speak only as of the dates on which they were made. We assume no obligation to update any forward-looking statement that becomes untrue because of subsequent events, new information or otherwise, except to the extent we are required to do so in connection with our ongoing requirements under federal securities laws.

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Company Overview

We are a self-administered REIT active in premier office, life science and mixed-use submarkets in the United States. We own, develop, acquire and manage real estate assets, consisting primarily of Class A properties in Greater Los Angeles, San Diego County, the San Francisco Bay Area, Greater Seattle and Austin, Texas, which we believe have strategic advantages and strong barriers to entry. We own our interests in all of our real properties through the Operating Partnership and generally conduct substantially all of our operations through the Operating Partnership. We owned an approximate 99.0% general partnership interest in the Operating Partnership as of both December 31, 2022 and 2021. All of our properties are held in fee except for the fourteen office buildings that are held subject to long-term ground leases for the land (see Note 18 “Commitments and Contingencies” to our consolidated financial statements included in this report for additional information regarding our ground lease obligations).

2022 Operating and Development Highlights

Throughout 2022, we remained focused on creating value for our shareholders by maintaining our top notch portfolio through development, redevelopment, executing leases, and recycling capital while patiently waiting for opportunities to allocate it. We also continued to maintain a strong balance sheet and elevate our leadership position in environmental, social and corporate governance investing.

Development. We continued to execute on our development and redevelopment program during 2022. We added two completed development projects and two completed redevelopment projects to our stabilized portfolio totaling 1.1 million rentable square feet of office and life science space, and acquired one development site in one transaction for approximately $40.0 million. See “—Factors that May Influence Future Operations” for additional information regarding our development program.

Capital Recycling Program. We have continued to utilize our capital recycling program to provide additional capital to finance development expenditures, fund potential acquisitions, repay long-term debt and for other general corporate purposes. Our general strategy, depending on market conditions, is to target the disposition of non-core properties or those that have limited upside for us and redeploy the capital into acquisitions and/or development projects where we can create additional value to generate higher returns (see “—Factors that May Influence Future Operations” for additional information). In connection with this strategy, during 2022, we generated gross sales proceeds of approximately $48.0 million through the sale of one office building.

Leasing. During 2022, we executed new and renewal leases totaling 0.8 million square feet within our stabilized portfolio with an increase in GAAP rents of 29.8% and an increase in cash rents of 11.0%. Our stabilized office portfolio was 91.6% occupied and 92.9% leased as of December 31, 2022.

2022 Financing Highlights

In 2022, we entered into a $400.0 million unsecured term loan facility and made an initial draw of $200.0 million. Refer to our 2022 Financing Highlights in “—Liquidity and Capital Resources of the Operating Partnership” for a list of financing transactions completed in 2022 and Note 9, “Secured and Unsecured Debt of the Operating Partnership” to our consolidated financial statements included in this report for additional information regarding our debt and capital market activity.

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Critical Accounting Policies and Estimates

The preparation of financial statements in conformity with GAAP requires us to make estimates, assumptions, and judgments that affect the reported amounts of assets, liabilities, and the disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses for the reporting periods.

Certain accounting policies are considered to be critical accounting policies. Critical accounting policies are those policies that require our management team to make significant estimates and/or assumptions about matters that are uncertain at the time the estimates and/or assumptions are made or where we are required to make significant judgments and assumptions with respect to the practical application of accounting principles in our business operations. Critical accounting policies are by definition those policies that are material to our financial statements and for which the impact of changes in estimates, assumptions, and judgments could have a material impact to our financial statements.

The following critical accounting policies discussion reflects what we believe are the most significant estimates, assumptions, and judgments used in the preparation of our consolidated financial statements. This discussion of our critical accounting policies is intended to supplement the description of our accounting policies in the footnotes to our consolidated financial statements and to provide additional insight into the information used by management when evaluating significant estimates, assumptions, and judgments. For further discussion of our significant accounting policies, see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report.

Revenue Recognition

Rental revenue for office, life science and retail operating properties is our principal source of revenue. We recognize revenue from base rent (fixed lease payments), additional rent (variable lease payments, which consist of amounts due from tenants for common area maintenance, real estate taxes and other recoverable costs), parking and other lease-related revenue once all of the following criteria are met: (i) the agreement has been fully executed and delivered, (ii) services have been rendered, (iii) the amount is fixed or determinable and (iv) payment has been received or the collectability of substantially all of the amount due is probable. Minimum annual rental revenues are recognized in rental revenues on a straight-line basis over the non-cancellable term of the related lease.

Base Rent

The timing of when we commence rental revenue recognition for office, life science and retail properties depends largely on our conclusion as to whether we are or the tenant is the owner for accounting purposes of tenant improvements at the leased property. When we conclude that we are the owner of tenant improvements for accounting purposes, we record the cost to construct the tenant improvements as an asset and commence rental revenue recognition when the tenant takes possession of or controls the finished space, which is generally when tenant improvements being recorded as our assets are substantially complete. In certain instances, when we conclude that the tenant is the owner of certain tenant improvements for accounting purposes, rental revenue recognition begins when the tenant takes possession or controls the physical use of the leased space. The determination of who owns the tenant improvements is made on a lease-by-lease basis and has a significant effect on the timing of commencement of revenue recognition. Further, the Company may deliver leased space in phases, rather than for an entire building or project, resulting in various revenue commencement dates for a particular lease, which involves significant judgment surrounding when the tenant takes possession of or controls each respective phase, building or project.

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The determination of whether we are or the tenant is the owner of tenant improvements for accounting purposes is subject to significant judgment. In making that determination, we consider numerous factors and perform a detailed evaluation of each individual lease. No one factor is determinative in reaching a conclusion. The factors we evaluate include but are not limited to the following:

•whether the lease agreement requires landlord approval of how the tenant improvement allowance is spent prior to installation of the tenant improvements;

•whether the lease agreement requires the tenant to provide evidence to the landlord supporting the cost and what the tenant improvement allowance was spent on prior to payment by the landlord for such tenant improvements;

•whether the tenant improvements are unique to the tenant or reusable by other tenants;

•whether the tenant is permitted to alter or remove the tenant improvements without the consent of the landlord or without compensating the landlord for any lost utility or diminution in fair value; and

•whether the ownership of the tenant improvements remains with the landlord or remains with the tenant at the end of the lease term.

When we conclude that we are the owner of tenant improvements for accounting purposes using the factors discussed above, we record the cost to construct the tenant improvements, including costs paid for or reimbursed by the tenants, as our capital asset. During the years ended December 31, 2022, 2021, and 2020, we capitalized $22.8 million, $37.3 million, and $15.5 million, respectively, of tenant-funded tenant improvements. The amount of tenant-funded tenant improvements recorded in any given year varies based upon the mix of specific leases executed and/or commenced during the reporting period. For these tenant-funded tenant improvements, we record the amount funded by or reimbursed by tenants as deferred revenue, which is amortized and recognized as rental income on a straight-line basis over the term of the related lease beginning upon substantial completion of the leased premises. The determination of who owns the tenant improvements has a significant impact on the amount of non-cash rental revenue that we record related to the amortization of deferred revenue for tenant-funded tenant improvements. For the years ended December 31, 2022, 2021, and 2020, we recognized $19.3 million, $16.5 million and $22.5 million, respectively, of non-cash rental revenue related to the amortization of deferred revenue recorded in connection with tenant-funded tenant improvements.

When we conclude that the tenant is the owner of certain tenant improvements for accounting purposes, we record our contribution towards those tenant-owned improvements as a lease incentive, which is included in deferred leasing costs and acquisition-related intangible assets, net on our consolidated balance sheets and amortized as a reduction to rental revenue on a straight-line basis over the term of the related lease.

For residential properties, we commence revenue recognition upon lease commencement. Residential rental revenue is recognized on a straight-line basis over the term of the related lease, net of any concessions.

When a lease is amended, which may occur from time to time, we determine whether (1) an additional right of use not included in the original lease is being granted as a result of the modification, and (2) there is an increase in the lease payments that is commensurate with the standalone price for the additional right of use. If both of those conditions are met, the amendment is accounted for as a separate lease contract. If either of those conditions are not met, the amendment is accounted for as a lease modification . Most of our lease amendments are accounted for as a modification of our operating leases which will likely require us to reassess both the lease term and fixed lease payments, including considering any prepaid or deferred rent receivables relating to the original lease, as a part of the lease payments for the modified lease.

Termination options in some of our leases allow the tenant to terminate the lease, in part or in whole, prior to the end of the lease term under certain circumstances. Termination options require advance notification from the tenant and payment of a termination fee that reimburses us for a portion of the remaining rent under the original lease term and the net book value of lease inception costs such as commissions, tenant improvements and lease

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incentives. Termination fee income, included in rental income, is recognized on a straight-line basis from the date of the executed termination agreement through lease expiration when the amount of the fee is determinable and collectability of the fee is probable. This fee income is reduced on a straight-line basis by any deferred rent receivable related to the lease.

Additional Rent - Reimbursements from Tenants

Additional rent, consisting of amounts due from tenants for common area maintenance, real estate taxes, and other recoverable costs, are recognized in rental income in the period the recoverable costs are incurred. Additional rent where we pay the associated costs directly to third-party vendors and are reimbursed by our tenants are recognized and recorded on a gross basis, with the corresponding expense recognized in property expenses or real estate taxes.

Calculating additional rent requires an in-depth analysis of the complex terms of each underlying lease. Examples of judgments and estimates used when determining the amounts recoverable include:

•estimating the final expenses, net of accruals, that are recoverable;

•estimating the fixed and variable components of operating expenses for each building;

•conforming recoverable expense pools to those used in establishing the base year or base allowance for the applicable underlying lease; and

•concluding whether an expense or capital expenditure is recoverable pursuant to the terms of the underlying lease.

During the year, we accrue estimated additional rent in the period in which the recoverable costs are incurred based on our best estimate of the amounts to be recovered. Throughout the year, we perform analyses to match additional rent with reimbursable costs incurred to date. Additionally, during the fourth quarter of each year, we perform preliminary reconciliations and if a change in estimate is warranted, accrue additional rent or refunds. Subsequent to year end, we perform final detailed reconciliations and analyses on a lease-by-lease basis and bill or refund each tenant for any cumulative annual adjustments in the first and second quarters of each year for the previous year’s activity. Our historical experience for the years ended December 31, 2021 and 2020 has been that our final reconciliation and billing process resulted in final amounts that approximated the total annual additional rent recognized.

Uncollectible Lease Receivables and Allowances for Tenant and Deferred Rent Receivables

Current tenant receivables consist primarily of amounts due for contractual lease payments and reimbursements of common area maintenance expenses, property taxes, and other costs recoverable from tenants. Deferred rent receivables represent the amount by which the cumulative straight-line rental revenue recorded to date exceeds cash rents billed to date under the lease agreement.

We carry our current and deferred rent receivables net of allowances for amounts that may not be collected. These allowances are increased or decreased through rental income, and our determination of the adequacy of the Company’s allowances for tenant receivables includes a binary assessment of whether or not substantially all of the amounts due under a tenant’s lease agreement are probable of collection. Such assessment involves using a methodology that incorporates a specific identification analysis and an aging analysis, considering the current economic and business environment, including factors such as the age and nature of the receivables, the payment history and financial condition of the tenant, our assessment of the tenant’s ability to meet its lease obligations, and the status of negotiations of any disputes with the tenant. This determination requires significant judgment and estimates about matters that are uncertain at the time the estimates are made, including the creditworthiness of specific tenants, specific industry trends and conditions, and general economic trends and conditions. Since these factors are beyond our control, actual results can differ from our estimates, and such differences could be material. For leases that are deemed probable of collection, revenue continues to be recorded on a straight-line basis over the

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lease term, and for some tenants may include an offsetting partial allowance for uncollectible accounts related to current tenant and deferred rent receivables that exhibit a certain level of collection risk based on the results of the assessment described above. For leases that are deemed not probable of collection, revenue is recorded as the lesser of (i) the amount which would be recognized on a straight-line basis or (ii) cash that has been received from the tenant, including deferred revenue, with any tenant and deferred rent receivable balances charged as a direct write-off against rental income in the period of the change in the collectability determination. If the collectability determination subsequently changes to being probable of collection for leases for which revenue is recorded based on cash received from the tenant, we resume recognizing revenue, including deferred revenue, on a straight-line basis and recognize incremental revenue related to the reinstatement of cumulative deferred rent receivable and deferred revenue balances, as if revenue had been recorded on a straight-line basis since the inception of the lease.

For the years ended December 31, 2022, 2021 and 2020, we recorded a net reduction to rental revenues for direct write-offs associated with transitioning certain tenants to a cash basis of reporting and an allowance for uncollectible accounts for both current tenant receivables and deferred rent receivables of approximately 0.2%, 0.3% and 2.1% of total revenues, respectively. These amounts were primarily a result of tenant creditworthiness considerations arising from the COVID-19 pandemic, and a small portion of the 2020 and 2021 amounts were restored in 2021 and 2022 based on changes in collectability assessments. Additional amounts may potentially be restored in future periods as circumstances warrant consistent with our accounting policies. In the event our estimates were not consistent with actual collections and we had to change our allowances by 1% of revenue from continuing operations, the potential impact to our net income available to common stockholders would be approximately $11.0 million, $9.6 million and $9.0 million for the years ended December 31, 2022, 2021 and 2020, respectively.

Acquisitions

Acquisitions of operating properties and development and redevelopment opportunities generally do not meet the definition of a business and are accounted for as asset acquisitions, as substantially all of the fair value of the gross assets acquired is concentrated in a single identifiable asset or a group of similar identifiable assets. For these asset acquisitions, we record the acquired tangible and intangible assets and assumed liabilities based on each asset’s and liability’s relative fair value at the acquisition date of the total purchase price plus any capitalized acquisition costs.

We assess and consider fair value based on estimated cash flow projections that utilize available market information and discount and/or capitalization rates that we deem appropriate. Estimates of future cash flows are based on a number of factors including historical operating results, known and anticipated trends, and market and economic conditions. The acquired assets and assumed liabilities for an operating property acquisition generally include but are not limited to: land and improvements, buildings and improvements, construction in progress and identified tangible and intangible assets and liabilities associated with in-place leases, including tenant improvements, leasing costs, value of above-market and below-market operating leases and ground leases, acquired in-place lease values and tenant relationships, if any.

The fair value of land and improvements is derived from comparable sales of land and improvements within the same submarket and/or region. The fair value of buildings and improvements, tenant improvements and leasing costs considers the value of the property as if it was vacant as well as current replacement costs and other relevant market rate information.

The fair value of the above-market or below-market component of an acquired in-place operating lease is based upon the present value (calculated using a market discount rate) of the difference between (i) the contractual rents to be paid pursuant to the lease over its remaining non-cancellable lease term and (ii) management’s estimate of the rents that would be paid using fair market rental rates and rent escalations at the date of acquisition measured over the remaining non-cancellable term of the lease for above-market operating leases and the initial non-cancellable term plus the term of any below-market fixed rate renewal options, if applicable, for below-market operating leases. The amounts recorded for above-market operating leases are included in deferred leasing costs and acquisition-related intangible assets, net on the balance sheet and are amortized on a straight-line basis as a reduction of rental income over the remaining term of the applicable leases. The amounts recorded for below-market operating leases

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are included in deferred revenue and acquisition-related liabilities, net on the balance sheet and are amortized on a straight-line basis as an increase to rental income over the remaining term of the applicable leases plus the term of any below-market fixed rate renewal options, if applicable. Our below-market operating leases generally do not include fixed rate or below-market renewal options. If a lease were to be terminated or if termination were determined to be likely prior to its contractual expiration (for example resulting from bankruptcy), amortization of the related above-market or below-market lease intangible would be accelerated.

The fair value of acquired in-place leases is derived based on management’s assessment of lost revenue and costs incurred for the period required to lease the “assumed vacant” property to the occupancy level when purchased. This fair value is based on a variety of considerations including, but not necessarily limited to: (1) the value associated with avoiding the cost of originating the acquired in-place leases; (2) the value associated with lost revenue related to tenant reimbursable operating costs estimated to be incurred during the assumed lease-up period; and (3) the value associated with lost rental revenue from existing leases during the assumed lease-up period. Factors we consider in performing these analyses include an estimate of the carrying costs during the expected lease-up periods, current market conditions, and costs to execute similar leases. In estimating carrying costs, we include real estate taxes, insurance and other operating expenses, and estimates of lost rental revenue during the expected lease-up periods based on current market demand at market rates. In estimating costs to execute similar leases, we consider leasing commissions, legal and other related expenses. The amount recorded for acquired in-place leases is included in deferred leasing costs and acquisition-related intangible assets, net on the balance sheet and amortized as an increase to depreciation and amortization expense over the remaining term of the applicable leases. If a lease were to be terminated or if termination were determined to be likely prior to its contractual expiration (for example resulting from bankruptcy), amortization of the related unamortized in-place lease intangible would be accelerated.

The determination of the fair value of any debt assumed in connection with a property acquisition is estimated by discounting the future cash flows using interest rates available for the issuance of debt with similar terms and remaining maturities.

The determination of the fair value of the acquired tangible and intangible assets and assumed liabilities of acquisitions requires us to make significant judgments and assumptions about the numerous inputs discussed above. The use of different assumptions in these fair value calculations could significantly affect the reported amounts of the allocation of our acquisition related assets and liabilities and the related depreciation and amortization expense recorded for such assets and liabilities. In addition, because the value of above and below market leases are amortized as either a reduction or increase to rental income, respectively, our judgments for these intangibles could have a significant impact on our reported rental revenues and results of operations.

Transaction costs associated with our acquisitions, including costs incurred during negotiation, are capitalized as part of the purchase price of the acquisition. During the years ended December 31, 2022, 2021 and 2020, we capitalized $0.2 million, $1.3 million, and $0.3 million, respectively, of acquisition costs.

Evaluation of Asset Impairment

We evaluate our real estate assets for potential impairment whenever events or changes in circumstances indicate that the carrying amount of a given asset may not be recoverable. We evaluate our real estate assets for impairment on a property-by-property basis. Indicators we use to determine whether an impairment evaluation is necessary include:

•low occupancy levels, forecasted low occupancy levels or near term lease expirations at a specific property;

•current period operating or cash flow losses combined with a historical pattern or future projection of potential continued operating or cash flow losses at a specific property;

•deterioration in rental rates for a specific property as evidenced by sudden significant rental rate decreases or continuous rental rate decreases over numerous quarters, which could signal a continued decrease in future cash flow for that property;

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•deterioration of a given rental submarket as evidenced by significant increases in market vacancy and/or negative absorption rates or continuous increases in market vacancy and/or negative absorption rates over numerous quarters, which could signal a decrease in future cash flow for properties within that submarket;

•significant increases in property sales yields, continuous increases in property sales yields over several quarters, or recent property sales at a loss within a given submarket, each of which could signal a decrease in the market value of properties;

•significant change in strategy or use of a specific property or any other event that could result in a decreased holding period, including classifying a property as held for sale, or significant development delay;

•evidence of material physical damage to the property; and

•default by a significant tenant when any of the other indicators above are present.

When we evaluate for potential impairment our real estate assets to be held and used, we first evaluate whether there are any indicators of impairment. If any impairment indicators are present for a specific real estate asset, we then perform an undiscounted cash flow analysis and compare the net carrying amount of the real estate asset to the real estate asset’s estimated undiscounted future cash flow over the anticipated holding period. If the estimated undiscounted future cash flow is less than the net carrying amount of the real estate asset, we perform an impairment loss calculation to determine if the fair value of the real estate asset is less than the net carrying value of the real estate asset. Our impairment loss calculation compares the net carrying amount of the real estate asset to the real estate asset’s estimated fair value, which may be based on estimated discounted future cash flow calculations or third-party valuations or appraisals. We recognize an impairment loss if the amount of the asset’s net carrying amount exceeds the asset’s estimated fair value. If we recognize an impairment loss, the estimated fair value of the asset becomes its new cost basis. For a depreciable long-lived asset, the new cost basis would be depreciated (amortized) over the remaining useful life of that asset. If a real estate asset is designated as real estate held for sale, it is carried at the lower of the net carrying value or estimated fair value less costs to sell, and depreciation ceases.

Our undiscounted cash flow and fair value calculations contain uncertainties because they require management to make assumptions and to apply judgment to estimate future cash flow and property fair values, including determining our estimated holding period and selecting the discount or capitalization rate that reflects the risk inherent in future cash flow. Estimating projected cash flow is highly subjective as it requires assumptions related to future rental rates, tenant allowances, operating expenditures, property taxes, capital improvements, and occupancy levels. We are also required to make a number of assumptions relating to future economic and market events and prospective operating trends. Determining the appropriate capitalization rate also requires significant judgment and is typically based on many factors including the prevailing rate for the market or submarket, as well as the quality and location of the properties. Further, capitalization rates can fluctuate resulting from a variety of factors in the overall economy or within regional markets. If the actual net cash flow or actual market capitalization rates significantly differ from our estimates, the impairment evaluation for an individual asset could be materially affected.

For each property where such an indicator occurred and/or for properties within a given submarket where such an indicator occurred, we completed an impairment evaluation. After completing this process, we determined that for each of the operating properties evaluated, undiscounted cash flows over the holding period were in excess of carrying value and, therefore, we did not record any impairment losses for these properties for the years ended December 31, 2022, 2021 and 2020.

Cost Capitalization and Depreciation

We capitalize costs associated with development and redevelopment activities, capital improvements, and tenant improvements, including internal compensation costs. For the years ended December 31, 2022, 2021 and 2020, we capitalized $19.9 million, $20.7 million and $21.8 million, respectively, of internal costs to our qualifying development and redevelopment projects. In addition, for development and redevelopment projects, we also

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capitalize the following costs during periods in which activities necessary to prepare the project for its intended use are in progress: interest costs based on the weighted average interest rate of our outstanding indebtedness for the period, real estate taxes and insurance.

Amounts capitalized are depreciated or amortized over estimated useful lives determined by management. We depreciate buildings and improvements based on the estimated useful life of the asset, and we amortize tenant improvements over the shorter of the estimated useful life or estimated remaining life of the related lease. All capitalized costs are depreciated or amortized using the straight-line method.

Determining whether expenditures meet the criteria for capitalization and the assignment of depreciable lives requires management to exercise significant judgment. Expenditures that meet one or more of the following criteria generally qualify for capitalization:

•provide benefit in future periods;

•extend the useful life of the asset beyond our original estimates; and

•increase the quality of the asset beyond our original estimates.

Our historical experience has demonstrated that we have not had material write-offs of assets and that our depreciation and amortization estimates have been reasonable and appropriate.

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Share-Based Incentive Compensation Accounting

At December 31, 2022, the Company had one share-based incentive compensation plan, the Kilroy Realty 2006 Incentive Award Plan, which is described more fully in Note 15 “Share-Based and Other Compensation” to our consolidated financial statements included in this report. The Executive Compensation Committee determines compensation for executive officers, as defined in Rule 16 under the Exchange Act. Compensation cost for all share-based awards, including options, requires an estimate of fair value on the grant date and compensation cost is recognized on a straight-line basis over the service vesting period, which represents the requisite service period. The grant date fair value for compensation programs that contain market conditions, like modifiers based on total stockholder return (a “market condition”), are performed using complex pricing valuation models that require the input of assumptions, including judgments to estimate expected stock price volatility, expected life, and forfeiture rate. Specifically, the grant date fair value of share-based compensation programs that include market conditions are calculated using a Monte Carlo simulation pricing model. Additionally, certain of our market condition share-based compensation programs also contain pre-defined financial performance conditions, including FFO per share and debt to EBITDA ratio goals which can impact the number of restricted stock units ultimately earned. This variability relating to the level of the performance condition achieved requires management’s judgment and estimates, which impacts compensation cost recognized for these awards during the performance period. As of December 31, 2022, the performance condition for certain of our outstanding market condition share-based compensation programs has been met and compensation cost for these awards is no longer variable. For these awards, although the number of restricted stock units ultimately earned remains variable subject to the ultimate achievement level of the market condition, compensation cost is no longer variable for these awards as the market condition was already taken into consideration as part of the grant date fair value calculation. As of December 31, 2022, there are certain outstanding share-based compensation awards where the achievement of the performance condition is yet unknown as the award is still within its performance measurement period. For these awards, compensation cost and the number of restricted stock units ultimately earned remains variable and compensation cost for these awards is recorded based the estimated level of achievement of the performance conditions through the requisite service period. Changes to compensation cost resulting from changes in the estimated level of achievement of the performance conditions are recorded as cumulative adjustments in the period the change in the estimated level of achievement of the performance conditions is determined.

For the years ended December 31, 2022, 2021, and 2020 we recorded approximately $18.9 million, $26.2 million, and $23.4 million, respectively, of compensation cost related to programs that were subject to such valuation models. If the valuation of the grant date fair value for such programs changed by 10%, the potential impact to our net income available to common stockholders would be approximately $1.5 million, $2.3 million, and $2.0 million for the years ended December 31, 2022, 2021, and 2020, respectively.

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Factors That May Influence Future Results of Operations

Development and Redevelopment Programs

We believe that a portion of our long-term future growth will continue to come from the completion of our in-process development and redevelopment projects and, subject to market conditions, executing on our future development pipeline, including expanding entitlements. Over the past several years, we increased our focus on development and redevelopment opportunities and expanded our future development pipeline through targeted acquisitions of development opportunities on the West Coast and in Austin, Texas.

We have a proactive planning process by which we continually evaluate the size, timing, costs and scope of our development and redevelopment programs and, as necessary, scale activity to reflect the economic conditions and the real estate fundamentals that exist in our submarkets. We expect to execute on our development and redevelopment programs with prudence and will be pursuing opportunities with attractive economic returns in strategic locations with proximity to public transportation or transportation access and retail amenities and in markets with strong fundamentals and visible demand. We plan to develop in phases, as appropriate, and we generally favor starting projects with pre-leasing activity.

Stabilized Development & Redevelopment Projects

During the year ended December 31, 2022, we completed and added the following development and redevelopment projects to our stabilized portfolio:

•333 Dexter, South Lake Union, Seattle, Washington. We commenced construction on this project in June 2017. This project totals 618,766 square feet of office space at a total estimated investment of $385.0 million and 100% of the project is leased to a global technology company. In June 2020, we completed construction and commenced revenue recognition on the first phase of the project, and in April 2022, we completed construction and commenced revenue recognition on the remaining phases of the project.

•2100 Kettner, Little Italy, San Diego, California. We commenced construction on this project in September 2019. This project is comprised of 204,682 square feet of office space for a total estimated investment of $140.0 million. In August 2022, we added the project to the stabilized portfolio. The project is 15% leased.

•12340 El Camino Real, Del Mar, San Diego, California. In December 2021, we began the phased redevelopment of this property, comprised of 109,307 square feet, for life science use, with total estimated redevelopment costs of $40.0 million, inclusive of the depreciated basis of the building. We completed construction and added the project to the stabilized portfolio in August 2022. The project is 100% leased to a life science tenant.

•12400 High Bluff Drive, Del Mar, San Diego, California. In March 2022, we began the phased redevelopment of this property. We executed a lease with a life science tenant for 181,949 square feet of this property, of which we redeveloped approximately 144,000 square feet at total estimated redevelopment costs of $50.0 million, inclusive of 66% of the depreciated basis of the building which was subject to redevelopment. We completed construction and added the project to the stabilized portfolio in August 2022.

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In-Process Development Projects - Tenant Improvement

As of December 31, 2022, the following project was in the tenant improvement phase:

•Indeed Tower, Austin CBD, Austin, Texas. We acquired this project upon core/shell completion in June 2021. This project encompasses approximately 734,000 square feet of office space at a total estimated investment of $690.0 million and is 71% leased to 12 tenants with 42% of the space leased to Indeed, Inc. through 2034. We currently expect this project to reach stabilization in the fourth quarter of 2023.

In-Process Development Projects - Under Construction

As of December 31, 2022, we had two projects in our in-process development pipeline that were under construction:

•Kilroy Oyster Point (Phase 2), South San Francisco, California. In June 2021, we commenced construction on Phase 2 of this 39-acre life science campus situated on the waterfront in South San Francisco. The second phase encompasses approximately 875,000 square feet of office space across three buildings at a total estimated investment of $940.0 million.

•9514 Towne Centre Drive, University Towne Center, San Diego, California. In September 2021, we commenced construction on this project, which is comprised of approximately 71,000 square feet of office space at a total estimated investment of $60.0 million. The building is 100% leased.

In-Process Redevelopment - Under Construction

As of December 31, 2022, we had two redevelopment projects under construction:

•4690 Executive Drive, University Towne Center, San Diego, California. In March 2022, we began the phased redevelopment of this property, comprised of approximately 52,000 square feet, for life science use. We expect to complete redevelopment of the project in the third quarter of 2023 with total estimated redevelopment costs of $25.0 million, inclusive of the depreciated basis of the building. The project is 100% leased to a life science tenant.

•4400 Bohannon Drive, Menlo Park, California. In December 2022, we began the redevelopment of this property, comprised of approximately 48,000 square feet, for life science use. We expect to complete the redevelopment of the project in the third quarter of 2025 with total estimated redevelopment costs of $55.0 million, inclusive of the depreciated basis of the building.

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Future Development Pipeline

As of December 31, 2022, our future development pipeline included eight future projects located in Greater Los Angeles, San Diego County, the San Francisco Bay Area, Greater Seattle and Austin with an aggregate cost basis of approximately $1.2 billion, at which we believe we could develop more than 6.5 million rentable square feet for a total estimated investment of approximately $7.0 billion to $8.0 billion, depending on successfully obtaining entitlements and market conditions.

The following table sets forth information about our future development pipeline.

Future Development PipelineLocationApprox. Developable Square Feet (1)Total Costs as of 12/31/2022($ in millions)(2)
Greater Los Angeles
1633 26th StreetWest Los Angeles190,000$14.7
San Diego County
Santa Fe Summit South / North56 Corridor600,000 - 650,000108.3
2045 Pacific HighwayLittle Italy275,00055.8
Kilroy East VillageEast VillageTBD66.2
San Francisco Bay Area
Kilroy Oyster Point - Phases 3 and 4South San Francisco875,000 - 1,000,000216.5
Flower MartSOMA2,300,000529.5
Greater Seattle
SIX0 - Office & ResidentialDenny Regrade925,000180.2
Austin
Stadium TowerStadium District / Domain493,00060.7
TOTAL:$1,231.9

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(1)The developable square feet and scope of projects could change materially from estimated data provided due to one or more of the following: any significant changes in the economy, market conditions, our markets, tenant requirements and demands, construction costs, new supply, regulatory and entitlement processes or project design.

(2)Represents cash paid and costs incurred, including accrued liabilities in accordance with GAAP, as of December 31, 2022.

Fluctuations in our development activities could cause fluctuations in the average development asset balances qualifying for interest and other carrying cost and internal cost capitalization in future periods. During the years ended December 31, 2022 and 2021, we capitalized interest on in-process development projects and future development pipeline projects with an average aggregate cost basis of approximately $2.0 billion, as it was determined these projects qualified for interest and other carrying cost capitalization under GAAP. In the event of an extended cessation of development activities, such projects may potentially no longer qualify for capitalization of interest or other carrying costs. For the years ended December 31, 2022 and 2021, we capitalized $77.5 million and $80.2 million, respectively, of interest to our qualifying development and redevelopment projects. For the years ended December 31, 2022 and 2021, we capitalized $19.9 million and $20.7 million, respectively, of internal costs to our qualifying redevelopment and development projects.

Capital Recycling Program

We continuously evaluate opportunities for the potential disposition of non-core properties and undeveloped land in our portfolio or the formation of strategic ventures with the intent of recycling the proceeds generated into capital used to fund new operating and development acquisitions, to finance development and redevelopment expenditures, to repay long-term debt and for other general corporate purposes. As part of this strategy, we attempt to enter into Section 1031 Exchanges and other tax deferred transaction structures, when possible, to defer some or all of the taxable gains on the sales, if any, for federal and state income tax purposes. See the “Liquidity and Capital Resources of the Operating Partnership – Liquidity Sources” section for further discussion of our capital recycling activities.

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In connection with our capital recycling strategy, during 2022, we completed the sale of one office property to an unaffiliated third party for total gross sales proceeds of $48.0 million. During 2021, we completed the sale of three office properties to unaffiliated third parties for total gross sales proceeds of $1.12 billion.

The timing of any potential future disposition or strategic venture transactions will depend on market conditions and other factors, including but not limited to our capital needs, the availability of financing for potential buyers (which has been and may continue to be constrained for some potential buyers due to current economic and market conditions), and our ability to defer some or all of the taxable gains on the sales. We cannot assure that we will dispose of any additional properties, enter into any additional strategic ventures, or that we will be able to identify and complete the acquisition of a suitable replacement property to effect a Section 1031 Exchange or be able to use other tax deferred structures in connection with our strategy. See the “Liquidity and Capital Resources of the Operating Partnership – Liquidity Sources” section for further information.

Acquisitions

As part of our growth strategy, which is highly dependent on market conditions and business cycles, among other factors, we continue to evaluate strategic opportunities and remain a disciplined buyer of development and redevelopment opportunities as well as value-add and strategic operating properties and land.  We focus on growth opportunities primarily in markets populated by knowledge and creative-based tenants in a variety of industries, including technology, media, healthcare, life sciences, entertainment and professional services.  Against the backdrop of market volatility, we expect to manage a strong balance sheet, execute on our development and redevelopment programs and selectively evaluate opportunities that we believe have the potential to either add immediate Net Operating Income to our portfolio or play a strategic role in our future growth.

During the year ended December 31, 2022, we acquired one development site in one transaction for a total cash purchase price of $40.0 million. During the year ended December 31, 2021, we acquired one operating property, the land underlying a historical ground lease and two development properties in four transactions for a total cash purchase price of $1.16 billion. We generally finance our acquisitions through proceeds from the issuance of debt and equity securities, borrowings under our unsecured revolving credit facility, proceeds from our capital recycling program, the assumption of existing debt and cash flows from operations.

In connection with our growth strategy, we often have one or more potential acquisitions of properties and/or undeveloped land under consideration that are in varying stages of negotiation and due diligence review, or under contract, at any point in time. However, we cannot provide assurance that we will enter into any agreements to acquire properties, or undeveloped land, or that the potential acquisitions contemplated by any agreements we may enter into in the future will be completed. In addition, acquisitions are subject to various risks and uncertainties and we may be unable to complete an acquisition after making a nonrefundable deposit or incurring acquisition-related costs.

Incentive Compensation

Our Executive Compensation Committee determines compensation, including cash bonuses and equity incentives, for our executive officers, as defined in Rule 16 under the Exchange Act. For 2022, the annual cash bonus program was structured to allow the Executive Compensation Committee to evaluate a variety of key quantitative and qualitative metrics at the end of the year and make a determination based on the Company’s and management’s overall performance. Our Executive Compensation Committee also grants equity incentive awards from time to time that include performance-based and/or market-measure based vesting requirements and time-based vesting requirements. As a result, accrued incentive compensation and compensation expense for future awards may be affected by our operating and development performance, financial results, stock price, performance against applicable performance-based vesting goals, market conditions, liquidity measures, and other factors. Consequently, we cannot predict the amounts that will be recorded in future periods related to such incentive compensation.

As of December 31, 2022, there was approximately $25.1 million of total unrecognized compensation cost related to outstanding nonvested RSUs issued under share-based compensation arrangements. Those costs are expected to be recognized over a weighted-average period of 1.7 years. The ultimate amount of compensation cost

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recognized related to outstanding nonvested RSUs issued under share-based compensation arrangements may vary for performance-based RSUs that are still in the performance period based on performance against applicable performance-based vesting goals. The $25.1 million of unrecognized compensation cost does not reflect the future compensation cost for any potential share-based awards that may be issued subsequent to December 31, 2022. Share-based compensation expense for potential future awards could be affected by our operating and development performance, financial results, stock price, performance against applicable performance-based vesting goals, market conditions and other factors. For additional information regarding our equity incentive awards, see Note 15 “Share-Based and Other Compensation” to our consolidated financial statements included in this report.

Information on Leases Commenced and Executed

Leasing Activity and Changes in Rental Rates. The amount of net rental income generated by our properties depends principally on our ability to maintain the occupancy rates of currently leased space and to lease currently available space, newly developed or redeveloped properties, newly acquired properties with vacant space, and space available from unscheduled lease terminations. The amount of rental income we generate also depends on our ability to maintain or increase rental rates in our submarkets. Negative trends in one or more of these factors could adversely affect our rental income in future periods. The following tables set forth certain information regarding leasing activity for our stabilized portfolio during the year ended December 31, 2022.

For Leases Commenced (1)

Year to DateNumber of Leases (2)Rentable Square Feet (2)Weighted Average Lease Term (in months)TI/LC perSq. Ft. (3)TI/LC per Sq. Ft. / YearChanges inRents (4)Changes inCash Rents (5)
NewRenewalNewRenewal
2nd Generation (6)4631580,943290,13875$60.18$9.6331.3%12.4%
Development Leasing (7)101932,439945146133.2610.95
Total56321,513,382291,083

For Leases Executed (1)(8)

Year to DateNumber of Leases (2)Rentable Square Feet (2)Weighted Average Lease Term (in months)TI/LC perSq. Ft. (3)TI/LC per Sq. Ft. / YearChanges inRents (4)Changes inCash Rents (5)Retention Rates (9)
NewRenewalNewRenewal
2nd Generation (6)4631468,900290,13884$66.79$9.5429.8%11.0%30.7%
Development Leasing (7)81133,273945147161.3113.17
Total5432602,173291,083

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(1)Includes 100% of consolidated property partnerships.

(2)Represents leasing activity for leases that commenced or were signed during the period in the stabilized and development and redevelopment portfolios, net of month-to-month leases.

(3)Tenant improvements and leasing commissions per square foot exclude tenant-funded tenant improvements.

(4)Calculated as the change between GAAP rents for new/renewed leases and the expiring GAAP rents for the same space. Space that was vacant when the property was acquired is excluded from our change in rents calculations to provide a more meaningful market comparison.

(5)Calculated as the change between stated rents for new/renewed leases and the expiring stated rents for the same space. Space that was vacant when the property was acquired is excluded from our change in rents calculations to provide a more meaningful market comparison.

(6)Second generation leasing includes space where we have made capital expenditures to maintain the current market revenue stream. Includes leases for which re-leasing timing was impacted by the COVID-19 pandemic.

(7)Represents leases commenced or executed on new construction added to the stabilized portfolio, as well as in our development and redevelopment portfolios where we have made capital expenditures that resulted in additional revenue generated when the space was re-leased.

(8)For the year ended December 31, 2022, 24 new leases totaling 327,133 rentable square feet were signed but not commenced as of December 31, 2022.

(9)Calculated as the percentage of space either renewed or expanded into by existing tenants or subtenants at lease expiration.

As of December 31, 2022, we believe that the weighted average cash rental rates for our total stabilized portfolio are approximately 10% below the current average market rental rates. Individual properties within any particular submarket presently may be leased either above, below, or at the current market rates within that

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submarket, and the average rental rates for individual submarkets may be above, below, or at the average cash rental rate of our portfolio.

Our rental rates and occupancy are impacted by general economic conditions, including the pace of regional economic growth and access to capital. Therefore, we cannot give any assurance that leases will be renewed or that available space will be re-leased at rental rates equal to or above the current market rates.

We have continued to see an increase in prospective tenant tours, inquiries and leasing activity as compared to 2020 levels. While we do not believe that our development leasing and ability to renew leases scheduled to expire has been significantly impacted by the COVID-19 pandemic, we do believe that the economic uncertainty caused by the timing and extent of employees returning to offices has impacted the timing and volume of leasing and may continue to do so in the future. Additionally, decreased demand, increased competition (including sublease space available from our tenants) and other negative trends or unforeseeable events that impair our ability to timely renew or re-lease space could have further negative effects on our future financial condition, results of operations, and cash flows.

Scheduled Lease Expirations. The following tables set forth certain information regarding our lease expirations for our stabilized portfolio for the next five years and by region for the next two years.

Lease Expirations (1)

Year of Lease ExpirationNumber of Expiring LeasesTotal Square Feet% of Total Leased Sq. Ft.Annualized Base Rent (2)(3)% of Total Annualized Base Rent (2)Annualized Base Rent per Sq. Ft. (2)
(in thousands)
2023631,504,28910.3%$72,3678.8%$48.11
2024761,153,4277.9%54,9736.7%47.66
202564745,1125.1%37,1684.5%49.88
2026541,940,79213.3%90,75711.1%46.76
2027621,043,5347.2%41,4875.1%39.76
Total3196,387,15443.8%$296,75236.2%$46.46
YearRegion# of Expiring LeasesTotal Square Feet% of Total Leased Sq. Ft.AnnualizedBase Rent (2)(3)% of TotalAnnualizedBase Rent (2)Annualized Rentper Sq. Ft. (2)
(in thousands)
2023Greater Los Angeles39538,0313.7%$24,9073.0%$46.29
San Diego County9174,9141.2%7,6700.9%43.85
San Francisco Bay Area10326,4432.2%19,9072.4%60.98
Greater Seattle5464,9013.2%19,8832.5%42.77
Total631,504,28910.3%$72,3678.8%$48.11
2024Greater Los Angeles44561,4493.9%$24,6293.0%$43.87
San Diego County957,3030.3%3,1990.4%55.83
San Francisco Bay Area12288,5382.0%18,6632.3%64.68
Greater Seattle11246,1371.7%8,4821.0%34.46
Total761,153,4277.9%$54,9736.7%$47.66

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(1)    For leases that have been renewed early with existing tenants, the expiration date and annualized base rent information presented takes into consideration the renewed lease terms. Excludes leases not commenced as of December 31, 2022, space leased under month-to-month leases, storage leases, vacant space and future lease renewal options not executed as of December 31, 2022.

(2)    Annualized base rent includes the impact of straight-lining rent escalations and the amortization of free rent periods and excludes the impact of the following: amortization of deferred revenue related tenant-funded tenant improvements, amortization of above/below market rents, amortization for lease incentives due under existing leases, and expense reimbursement revenue. Additionally, the underlying leases contain various expense structures including full service gross, modified gross and triple net. Percentages represent percentage of total portfolio annualized contractual base rental revenue. For additional information on tenant improvement and leasing commission costs incurred by the Company for the current reporting period, please see further discussion under the caption “Information on Leases Commenced and Executed.”

(3)    Includes 100% of annualized base rent of consolidated property partnerships.

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In addition to the 1.4 million rentable square feet, or 8.4%, of currently available space in our stabilized portfolio, leases representing approximately 10.3% and 7.9% of the occupied square footage of our stabilized portfolio are scheduled to expire during 2023 and 2024, respectively. The leases scheduled to expire in 2023 and 2024 represent approximately 2.7 million rentable square feet, or 15.5%, of our total annualized base rental revenue.

Sublease Space. Of our leased space as of December 31, 2022, approximately 1.4 million rentable square feet, or 8.7% of the square footage in our stabilized portfolio, was available for sublease, primarily in the San Francisco Bay Area region. Of the 8.7% of available sublease space in our stabilized portfolio as of December 31, 2022, approximately 6.9% was vacant space, and the remaining 1.8% was occupied. Of the approximately 1.4 million rentable square feet available for sublease as of December 31, 2022, approximately 52,437 rentable square feet representing four leases are scheduled to expire in 2023, and approximately 228,820 rentable square feet representing six leases are scheduled to expire in 2024.

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Stabilized Portfolio Information

As of December 31, 2022, our stabilized portfolio was comprised of 119 office and life science properties encompassing an aggregate of approximately 16.2 million rentable square feet and 1,001 residential units. Our stabilized portfolio includes all of our properties with the exception of development properties currently committed for construction, under construction or in the tenant improvement phase, redevelopment projects under construction, undeveloped land and real estate assets held for sale. We define redevelopment properties as those properties for which we expect to spend significant development and construction costs on the existing or acquired buildings pursuant to a formal plan, the intended result of which is a higher economic return on the property. We define properties in the tenant improvement phase as office and life science properties that we are developing or redeveloping where the project has reached cold shell condition and is ready for tenant improvements, which may require additional major base building construction before being placed in service. Projects in the tenant improvement phase are added to our stabilized portfolio once the project reaches the earlier of 95% occupancy or one year from the date of the cessation of major base building construction activities. Costs capitalized to construction in progress for development and redevelopment properties are transferred to land and improvements, buildings and improvements, and deferred leasing costs on our consolidated balance sheets at the historical cost of the property as the projects or phases of projects are placed in service.

We did not have any properties held for sale at December 31, 2022. Our stabilized portfolio also excludes our future development pipeline, which as of December 31, 2022 was comprised of eight potential development sites, representing approximately 64 gross acres of undeveloped land on which we believe we have the potential to develop more than 6.5 million rentable square feet, depending upon economic conditions.

As of December 31, 2022, the following properties were excluded from our stabilized portfolio:

Number of Properties/ProjectsEstimated Rentable Square Feet (1)
In-process development projects - tenant improvement1734,000
In-process development projects - under construction2946,000
In-process redevelopment projects - under construction2100,000

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(1)Estimated rentable square feet upon completion.

The following table reconciles the changes in the rentable square feet in our stabilized office portfolio of operating properties from December 31, 2021 to December 31, 2022:

Number of BuildingsRentable Square Feet
Total as of December 31, 202112015,456,528
Completed development properties placed in-service41,149,273
Properties transferred to development and redevelopment(4)(350,581)
Dispositions(1)(96,085)
Remeasurement—35,011
Total as of December 31, 2022 (1)11916,194,146

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(1)Includes four properties owned by consolidated property partnerships (see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report for additional information).

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Occupancy Information

The following table sets forth certain information regarding our stabilized portfolio:

Stabilized Portfolio Occupancy

RegionNumber of BuildingsRentable Square FeetOccupancy at (1)
12/31/202212/31/202112/31/2020
Greater Los Angeles534,332,31985.2%86.1%88.1%
San Diego County232,697,92086.2%95.9%85.2%
San Francisco Bay Area336,163,72995.5%92.4%94.5%
Greater Seattle103,000,17897.7%97.2%94.7%
Total Stabilized Office Portfolio11916,194,14691.6%91.9%91.2%
Average Occupancy
Year Ended December 31,
20222021
Stabilized Office Portfolio (1)91.2%91.7%
Same Store Portfolio (2)91.0%91.9%
Residential Portfolio (3)93.5%78.0%

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(1)    Occupancy percentages reported are based on our stabilized office portfolio as of the end of the period presented and exclude occupancy percentages of properties held for sale. Represents economic occupancy.

(2)    Occupancy percentages reported are based on office properties owned and stabilized as of January 1, 2021 and still owned and stabilized as of December 31, 2022 and exclude our residential portfolio. See discussion under “Results of Operations” for additional information.

(3)    Our residential portfolio consists of our 200-unit residential tower and 193-unit Jardine project in Hollywood, California and 608 residential units at our One Paseo mixed-use project in Del Mar, California.

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Results of Operations

Comparison of the Year Ended December 31, 2022 to the Year Ended December 31, 2021

Net Operating Income

Management internally evaluates the operating performance and financial results of our stabilized portfolio based on Net Operating Income. We define “Net Operating Income” as consolidated operating revenues (rental income and other property income) less consolidated operating expenses (property expenses, real estate taxes and ground leases).

Net Operating Income is considered by management to be an important and appropriate supplemental performance measure to net income because we believe it helps both investors and management to understand the core operations of our properties excluding corporate and financing-related costs and non-cash depreciation and amortization. Net Operating Income is an unlevered operating performance metric of our properties and allows for a useful comparison of the operating performance of individual assets or groups of assets. This measure thereby provides an operating perspective not immediately apparent from GAAP income from operations or net income. In addition, Net Operating Income is considered by many in the real estate industry to be a useful starting point for determining the value of a real estate asset or group of assets. Other real estate companies may use different methodologies for calculating Net Operating Income, and accordingly, our presentation of Net Operating Income may not be comparable to other real estate companies. Because of the exclusion of the items shown in the reconciliation below, Net Operating Income should only be used as a supplemental measure of our financial performance and not as an alternative to GAAP income from operations or net income.

Management further evaluates Net Operating Income by evaluating the performance from the following property groups:

•Same Store Properties – includes the consolidated results of all of the office properties that were owned and included in our stabilized portfolio for two comparable reporting periods, i.e., owned and included in our stabilized portfolio as of January 1, 2021 and still owned and included in the stabilized portfolio as of December 31, 2022, including our 200-unit residential tower in Hollywood, California and 608 residential units at our One Paseo mixed-use project in Del Mar, California;

•Development Properties – includes the results generated by certain of our in-process development and redevelopment projects, expenses for certain of our future development projects and the results generated by the following stabilized development and redevelopment properties:

â—¦One office building that was added to the stabilized portfolio in the second quarter of 2021;

â—¦Two office buildings that were added to the stabilized portfolio in the third quarter of 2021;

â—¦Two office buildings that were added to the stabilized portfolio in the fourth quarter of 2021;

â—¦One office building that was added to the stabilized portfolio in the second quarter of 2022;

â—¦Three office buildings that were added to the stabilized portfolio in the third quarter of 2022; and

â—¦193 residential units at our Jardine project in Hollywood, California that were added to the stabilized portfolio in the second quarter of 2021;

•Acquisition Properties – includes the results, from the date of acquisition through the periods presented, for the one property acquired in the third quarter of 2021; and

•Disposition Properties – includes the results of one property disposed of in the first quarter of 2021, two properties disposed of in the fourth quarter of 2021 and one property disposed of in the third quarter of 2022.

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The following table sets forth certain information regarding the property groups within our stabilized office portfolio as of December 31, 2022.

Group# of BuildingsRentable Square Feet
Same Store Properties10913,556,582
Stabilized Development Properties (1)92,098,338
Acquisition Properties1539,226
Total Stabilized Portfolio11916,194,146

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(1)Excludes development projects in the tenant improvement phase, our in-process development and redevelopment projects and future development projects.

The following table summarizes our Net Operating Income, as defined, for our total portfolio for the years ended December 31, 2022 and 2021.

Year Ended December 31,Dollar ChangePercentage Change
20222021
($ in thousands)
Reconciliation of Net Income Available to Common Stockholders to Net Operating Income, as defined:
Net Income Available to Common Stockholders$232,615$628,144$(395,529)(63.0)%
Net income attributable to noncontrolling common units of the Operating Partnership2,2836,163(3,880)(63.0)%
Net income attributable to noncontrolling interests in consolidated property partnerships24,59524,603(8)—%
Net income$259,493$658,910$(399,417)(60.6)%
Unallocated expense (income):
General and administrative expenses93,64292,7498931.0%
Leasing costs4,8793,2491,63050.2%
Depreciation and amortization357,611310,04347,56815.3%
Interest income and other net investment gain(1,765)(3,916)2,151(54.9)%
Interest expense84,27878,5555,7237.3%
Loss on early extinguishment of debt—12,246(12,246)100.0%
Gains on sales of depreciable operating properties(17,329)(463,128)445,799(96.3)%
Net Operating Income, as defined$780,809$688,708$92,10113.4%

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The following tables summarize our Net Operating Income, as defined, for our total portfolio for the years ended December 31, 2022 and 2021.

Year Ended December 31,
20222021
Same StoreDevelop- mentAcquisi- tionDisposi- tionTotalSame StoreDevelop- mentAcquisi- tionDisposi- tionTotal
(in thousands)
Operating revenues:
Rental income$877,925$172,208$33,748$2,137$1,086,018$839,604$72,697$9,908$26,785$948,994
Other property income9,1101,6281834810,9695,75423740156,046
Total887,035173,83633,9312,1851,096,987845,35872,9349,94826,800955,040
Property and related expenses:
Property expenses169,88728,0783,7121,067202,744148,78911,1631,3074,443165,702
Real estate taxes84,22318,8212,649176105,86981,8978,5808401,89293,209
Ground leases7,162403——7,5657,39031——7,421
Total261,27247,3026,3611,243316,178238,07619,7742,1476,335266,332
Net Operating Income, as defined$625,763$126,534$27,570$942$780,809$607,282$53,160$7,801$20,465$688,708
Year Ended December 31, 2022 as compared to the Year Ended December 31, 2021
Same StoreDevelopmentAcquisitionDispositionTotal
Dollar ChangePercent ChangeDollar ChangePercent ChangeDollar ChangePercent ChangeDollar ChangePercent ChangeDollar ChangePercent Change
($ in thousands)
Operating revenues:
Rental income$38,3214.6%$99,511136.9%$23,840240.6%$(24,648)(92.0)%$137,02414.4%
Other property income3,35658.3%1,391586.9%143357.5%33220.0%4,92381.4%
Total41,6774.9%100,902138.3%23,983241.1%(24,615)(91.8)%141,94714.9%
Property and related expenses:
Property expenses21,09814.2%16,915151.5%2,405184.0%(3,376)(76.0)%37,04222.4%
Real estate taxes2,3262.8%10,241119.4%1,809215.4%(1,716)(90.7)%12,66013.6%
Ground leases(228)(3.1)%372NM*——%——%1441.9%
Total23,1969.7%27,528139.2%4,214196.3%(5,092)(80.4)%49,84618.7%
Net Operating Income, as defined$18,4813.0%$73,374138.0%$19,769253.4%$(19,523)(95.4)%$92,10113.4%

________________________

* Percentage not meaningful.

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Net Operating Income increased $92.1 million, or 13.4%, for the year ended December 31, 2022 as compared to the year ended December 31, 2021 primarily resulting from:

•An increase of $18.5 million attributable to the Same Store Properties which was driven by the following activity:

•An increase in total operating revenues of $41.7 million, or 4.9%, primarily due to the following:

•$20.2 million net increase resulting from a $18.3 million increase from new leases and renewals at higher rates in all regions, $2.4 million increase due to the recognition of deferred rent balances associated with tenants restored from a cash basis of revenue recognition, $1.5 million higher collections from tenants and $0.7 million increase in residential and other miscellaneous income, partially offset by a $2.7 million decrease due to lower occupancy and lease modifications primarily in the Greater Los Angeles and San Francisco Bay Area regions;

•$17.3 million increase in the tenant reimbursements component of rental income primarily due to higher operating expenses and lower abatements;

•$7.2 million increase due to higher parking income, of which $4.3 million relates to an increase in the number of monthly parking spaces rented as a result of tenants returning to the office and $2.9 million relates to higher transient parking income;

•$3.1 million decrease due to early lease termination fees recognized in 2021 primarily related to two tenants;

•An increase in property and related expenses of $23.2 million primarily due to the following:

•$14.9 million increase in property expenses due to our tenants’ continued return to the office, including utilities, parking, janitorial, contract services, and various other recurring expenses;

•$6.0 million increase due to an increase in certain non-recurring expenses and higher residential expenses; and

•$2.3 million increase in real estate taxes primarily due to favorable property tax assessments and tax refunds received in 2021.

•An increase of $73.4 million attributable to the Development Properties; and

•An increase of $19.8 million attributable to the Acquisition Properties; partially offset by

•A decrease of $19.5 million attributable to the Disposition Properties.

Other Expenses and Income

General and Administrative Expenses

General and administrative expenses remained generally consistent for the year ended December 31, 2022 compared to the year ended December 31, 2021.

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Leasing Costs

Leasing costs increased by $1.6 million, or 50.2%, for the year ended December 31, 2022 compared to the year ended December 31, 2021 primarily due to an increase in leasing activity during the year ended December 31, 2022. See the “Factors that May Influence Future Results of Operations – Information on Leases Commenced and Executed” and “Liquidity and Capital Resources of the Operating Partnership – Liquidity Uses” sections for further information.

Depreciation and Amortization

Depreciation and amortization increased by approximately $47.6 million, or 15.3%, for the year ended December 31, 2022 compared to the year ended December 31, 2021, primarily due to the following:

•An increase of $30.1 million attributable to the Acquisition Properties;

•An increase of $23.9 million attributable to the Development Properties; partially offset by

•A decrease of $5.3 million attributable to the Disposition Properties; and

•A decrease of $1.1 million attributable to the Same Store Properties.

Interest Expense

The following table sets forth our gross interest expense, including debt discounts and deferred financing cost amortization and capitalized interest, including capitalized debt discounts and deferred financing cost amortization for the years ended December 31, 2022 and 2021.

Year Ended December 31,Dollar ChangePercentage Change
20222021
($ in thousands)
Gross interest expense$161,761$158,756$3,0051.9%
Capitalized interest and deferred financing costs(77,483)(80,201)2,718(3.4)%
Interest expense$84,278$78,555$5,7237.3%

Gross interest expense, before the effect of capitalized interest and deferred financing costs, increased $3.0 million, or 1.9%, for the year ended December 31, 2022 as compared to the year ended December 31, 2021, primarily due to an increase in the average outstanding debt balance for the year ended December 31, 2022.

Capitalized interest and deferred financing costs decreased $2.7 million, or 3.4% for the year ended December 31, 2022 compared to the year ended December 31, 2021 primarily due to a decrease in the weighted average interest rate during the year ended December 31, 2022. During the years ended December 31, 2022 and 2021, we capitalized interest on in-process development and redevelopment projects and future development pipeline projects with an average aggregate cost basis of approximately $2.0 billion. In the event of an extended cessation of development or redevelopment activities to get any of these projects ready for its intended use, such projects could potentially no longer qualify for capitalization of interest or other carrying costs. Refer to “Part I, Item IA. Risk Factors” included in this report for additional information about the potential impact of inflation on our interest expense and construction costs and the impact on our business, financial condition, results of operations, cash flows, liquidity and ability to satisfy our debt service obligations.

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Loss on Early Extinguishment of Debt

In October 2021, we early redeemed the $300.0 million aggregate principal amount of our outstanding 3.800% unsecured senior notes that were scheduled to mature on January 15, 2023. In connection with the early redemption, we incurred a $12.2 million loss on early extinguishment of debt comprised of a $12.1 million premium paid to the note holders at the redemption date and a $0.1 million write-off of the unamortized discount and unamortized deferred financing costs.

Net income attributable to noncontrolling interests in consolidated property partnerships

Net income attributable to noncontrolling interests in consolidated property partnerships remained generally consistent for the year ended December 31, 2022 compared to the year ended December 31, 2021. The amounts reported for the years ended December 31, 2022 and 2021 are comprised of the noncontrolling interest’s share of net income for 100 First Member, LLC (“100 First LLC”) and 303 Second Street Member, LLC (“303 Second LLC”) and the noncontrolling interest’s share of net income for Redwood LLC. See Note 11 “Noncontrolling Interests on the Company’s Consolidated Financial Statements” to our consolidated financial statements included in this report for additional information.

Comparison of the Year Ended December 31, 2021 to the Year Ended December 31, 2020

Refer to “Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations –Results of Operations” in our Form 10-K for the year ended December 31, 2021 for a discussion of the year ended December 31, 2021 compared to the year ended December 31, 2020.

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Liquidity and Capital Resources of the Company

In this “Liquidity and Capital Resources of the Company” section, the term the “Company” refers only to Kilroy Realty Corporation on an unconsolidated basis and excludes the Operating Partnership and all other subsidiaries.

The Company’s business is operated primarily through the Operating Partnership. Distributions from the Operating Partnership are the Company’s primary source of capital. The Company believes the Operating Partnership’s sources of working capital, specifically its cash flow from operations and borrowings available under its unsecured revolving credit facility and funds from its capital recycling program, including strategic ventures, are adequate for it to make its distribution payments to the Company and, in turn, for the Company to make its dividend payments to its common stockholders for the next twelve months. Cash flows from operating activities generated by the Operating Partnership for the year ended December 31, 2022 were sufficient to cover the Company’s payment of cash dividends to its stockholders. However, there can be no assurance that the Operating Partnership’s sources of capital will continue to be available at all or in amounts sufficient to meet its needs, including its ability to make distributions to the Company. The unavailability of capital could adversely affect the Operating Partnership’s ability to make distributions to the Company, which would in turn, adversely affect the Company’s ability to pay cash dividends to its stockholders.

The Company is a well-known seasoned issuer and the Company and the Operating Partnership have an effective shelf registration statement that provides for the public offering and sale from time to time by the Company of its preferred stock, common stock, depositary shares, warrants and guarantees of debt securities and by the Operating Partnership of its debt securities, in each case in unlimited amounts. The Company evaluates the capital markets on an ongoing basis for opportunities to raise capital, and, as circumstances warrant, the Company and the Operating Partnership may issue securities of all of these types in one or more offerings at any time and from time to time on an opportunistic basis, depending upon, among other things, market conditions, available pricing and capital needs. When the Company receives proceeds from the sales of its preferred or common stock, it generally contributes the net proceeds from those sales to the Operating Partnership in exchange for corresponding preferred or common partnership units of the Operating Partnership. The Operating Partnership may use these proceeds and proceeds from the sale of its debt securities to repay debt, including borrowings under its unsecured revolving credit facility, to develop new or redevelop existing properties, to make acquisitions of properties or portfolios of properties, or for general corporate purposes.

As the sole general partner with control of the Operating Partnership, the Company consolidates the Operating Partnership for financial reporting purposes, and the Company does not have significant assets other than its investment in the Operating Partnership. Therefore, the assets and liabilities and the revenues and expenses of the Company and the Operating Partnership are substantially the same on their respective financial statements. The section entitled “Liquidity and Capital Resources of the Operating Partnership” should be read in conjunction with this section to understand the liquidity and capital resources of the Company on a consolidated basis and how the Company is operated as a whole.

Liquidity Highlights

As of December 31, 2022, we had approximately $347.4 million in cash and cash equivalents. As of the date of this report, we had $1.1 billion available under our unsecured revolving credit facility and $300.0 million available under our unsecured term loan facility. Additionally, in January 2023, we increased the capacity of the unsecured term loan facility’s accordion feature to provide up to an additional $150.0 million of borrowings, subject to bank approval and obtaining commitments. Excluding our unsecured term loan facility, for which we have two twelve-month extension options, our next debt maturity occurs in December 2024. We believe that our available liquidity demonstrates a strong balance sheet and makes us well positioned to navigate any additional future uncertainties. In addition, the Company is a well-known seasoned issuer and has historically been able to raise capital on a timely basis in the public markets, as well as the private markets. Any future financings, however, will depend on market conditions for both capital raises and the investment of such proceeds and there can be no assurances that we will successfully obtain such financings. Refer to “Part I, Item IA. Risk Factors” included in this report for additional information about the potential impact of inflation on our interest expense and construction costs and the impact on

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our business, financial condition, results of operations, cash flows, liquidity and ability to satisfy our debt service obligations.

Distribution Requirements

The Company is required to distribute 90% of its taxable income (subject to certain adjustments and excluding net capital gains) on an annual basis to maintain qualification as a REIT for federal income tax purposes and is required to pay income tax at regular corporate rates to the extent it distributes less than 100% of its taxable income (including capital gains). As a result of these distribution requirements, the Operating Partnership cannot rely on retained earnings to fund its on-going operations to the same extent as other companies whose parent companies are not REITs. In addition, the Company may be required to use borrowings under the Operating Partnership’s revolving credit facility, if necessary, to meet REIT distribution requirements and maintain its REIT status. The Company may also need to continue to raise capital in the equity markets to fund the Operating Partnership’s working capital needs, as well as potential developments of new or existing properties or acquisitions.

The Company intends to continue to make, but has not committed to make, regular quarterly cash distributions to common stockholders, and through the Operating Partnership, to common unitholders from the Operating Partnership’s cash flow from operating activities. All such distributions are at the discretion of the Board of Directors. In 2022, the Company’s distributions exceeded 100% of its taxable income, resulting in a return of capital to its stockholders. As the Company intends to maintain distributions at a level sufficient to meet the REIT distribution requirements and minimize its obligation to pay income and excise taxes, it will continue to evaluate whether the current levels of distribution are appropriate to do so throughout 2023. In addition, in the event the Company is unable to successfully complete Section 1031 Exchanges to defer some or all of the taxable gains related to property dispositions (or in the event additional legislation is enacted that further modifies or repeals laws with respect to Section 1031 Exchanges), the Company may be required to distribute a special dividend to its common stockholders and common unitholders in order to minimize or eliminate income taxes on such gains. The Company considers market factors and its performance in addition to REIT requirements in determining its distribution levels. Amounts accumulated for distribution to stockholders are invested primarily in interest-bearing accounts and short-term interest-bearing securities, which is consistent with the Company’s intention to maintain its qualification as a REIT. Such investments may include, for example, obligations of the Government National Mortgage Association, other governmental agency securities, certificates of deposit, and interest-bearing bank deposits.

On December 7, 2022, the Board of Directors declared a regular quarterly cash dividend of $0.54 per share of common stock. The regular quarterly cash dividend is payable to stockholders of record on December 30, 2022 and a corresponding cash distribution of $0.54 per Operating Partnership units is payable to holders of the Operating Partnership’s common limited partnership interests of record on December 30, 2022, including those owned by the Company. The total cash quarterly dividends and distributions paid on January 11, 2023 were $63.7 million.

Debt Covenants

The covenants contained within certain of our unsecured debt obligations generally prohibit the Company from paying dividends during an event of default in excess of an amount which results in distributions to us in an amount sufficient to permit us to pay dividends to our stockholders that we reasonably believe are necessary to (a) maintain our qualification as a REIT for federal and state income tax purposes and (b) avoid the payment of federal or state income or excise tax.

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Capitalization

As of December 31, 2022, our total debt as a percentage of total market capitalization was 48.5%, which was calculated based on the closing price per share of the Company’s common stock of $38.67 on December 31, 2022 as shown in the following table:

Shares/Units at December 31, 2022Aggregate Principal Amount or $ Value Equivalent% of Total Market Capitalization
($ in thousands)
Debt: (1)(2)
Unsecured Term Loan Facility$200,0002.3%
Unsecured Senior Notes due 2024425,0004.8%
Unsecured Senior Notes due 2025400,0004.5%
Unsecured Senior Notes Series A & B due 2026250,0002.8%
Unsecured Senior Notes due 2028400,0004.5%
Unsecured Senior Notes due 2029400,0004.5%
Unsecured Senior Notes Series A & B due 2027 & 2029250,0002.8%
Unsecured Senior Notes due 2030500,0005.6%
Unsecured Senior Notes due 2031350,0004.0%
Unsecured Senior Notes due 2032425,0004.8%
Unsecured Senior Notes due 2033450,0005.1%
Secured debt243,4692.8%
Total debt4,293,46948.5%
Equity and Noncontrolling Interests in the Operating Partnership: (3)
Common limited partnership units outstanding (4)1,150,57444,4930.5%
Shares of common stock outstanding116,878,0314,519,67351.0%
Total Equity and Noncontrolling Interests in the Operating Partnership4,564,16651.5%
Total Market Capitalization$8,857,635100.0%

_____________________

(1)Represents gross aggregate principal amount due at maturity before the effect of the following at December 31, 2022: $24.1 million of unamortized deferred financing costs on the unsecured term loan facility, unsecured senior notes and secured debt and $6.4 million of unamortized discounts for the unsecured senior notes.

(2)As of December 31, 2022, there was no outstanding balance on the unsecured revolving credit facility.

(3)Value based on closing price per share of our common stock of $38.67 as of December 31, 2022.

(4)Includes common units of the Operating Partnership not owned by the Company; does not include noncontrolling interests in consolidated property partnerships.

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Liquidity and Capital Resources of the Operating Partnership

In this “Liquidity and Capital Resources of the Operating Partnership” section, the terms “we,” “our,” and “us” refer to the Operating Partnership or the Operating Partnership and the Company together, as the context requires.

General

Our primary liquidity sources and uses are as follows:

Liquidity Sources

•Net cash flow from operations;

•Borrowings under the Operating Partnership’s unsecured revolving credit facility and unsecured term loan facility;

•Proceeds from our capital recycling program, including the disposition of assets and the formation of strategic ventures;

•Proceeds from additional secured or unsecured debt financings; and

•Proceeds from public or private issuance of debt, equity or preferred equity securities.

Liquidity Uses

•Development and redevelopment costs;

•Property operating and corporate expenses;

•Capital expenditures, tenant improvement and leasing costs;

•Operating property or undeveloped land acquisitions;

•Debt service and principal payments, including debt maturities;

•Distributions to common security holders;

•Repurchases and redemptions of outstanding common stock of the Company; and

•Outstanding debt repurchases, redemptions and repayments.

General Strategy

Our general strategy is to maintain a conservative balance sheet with a strong credit profile and to maintain a capital structure that allows for financial flexibility and diversification of capital resources. We manage our capital structure to reflect a long-term investment approach and utilize multiple sources of capital to meet our long-term capital requirements. We believe that our current projected liquidity requirements for the next twelve-month period, as set forth above under the caption “—Liquidity Uses,” will be satisfied using a combination of the liquidity sources listed above, although there can be no assurance in this regard. We believe our conservative leverage and staggered debt maturities provide us with financial flexibility and enhance our ability to obtain additional sources of liquidity if necessary, and, therefore, we are well-positioned to refinance or repay maturing debt and to pursue our strategy of seeking attractive acquisition opportunities, which we may finance, as necessary, with future public and private issuances of debt and equity securities, although there can be no assurance in this regard.

2022 Capital and Financing Transactions

We continue to be active in the capital markets and our capital recycling program to finance potential acquisitions and our development activity, as well as our continued desire to extend our debt maturities. This was primarily a result of the following activity:

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Capital Recycling Program

•During the year ended December 31, 2022, we completed the sale of one office building in one transaction to an unaffiliated third party for gross sales proceeds totaling approximately $48.0 million.

Capital Markets / Debt Transactions

•In addition to obtaining funding from our capital recycling program during 2022, we entered into a $400.0 million unsecured term loan facility and made an initial draw of $200.0 million. The borrowing rate under the unsecured term loan facility is variable and subject to a ratings-based pricing grid, currently calculated as the Adjusted Secured Overnight Financing Rate (“Adjusted SOFR”) plus 0.950%. The unsecured term loan facility also has a delayed draw feature and an accordion mechanism, subject to lender commitments. The unsecured term loan facility is scheduled to mature in October 2024 and includes two twelve-month extension options at our option. In January 2023, we amended the terms of the unsecured term loan facility, as discussed below.

Liquidity Sources

Unsecured Revolving Credit Facility and Term Loan Facility

The following table summarizes the balance and terms of our unsecured revolving credit facility as of December 31, 2022 and 2021:

December 31, 2022December 31, 2021
(in thousands)
Outstanding borrowings$—$—
Remaining borrowing capacity1,100,0001,100,000
Total borrowing capacity (1)$1,100,000$1,100,000
Interest rate (2)5.20%1.00%
Facility fee-annual rate (3)0.200%
Maturity dateJuly 2025

______________________

(1)We may elect to borrow, subject to bank approval and obtaining commitments for any additional borrowing capacity, up to an additional $500.0 million under an accordion feature under the terms of the unsecured revolving credit facility.

(2)In October 2022, the Operating Partnership amended the terms of its unsecured revolving credit facility to replace the London Interbank Offered Rate (“LIBOR”) based interest rate option with a SOFR-based interest rate option for its borrowings. Our unsecured revolving credit facility interest rate was calculated based on the contractual rate of Adjusted SOFR plus 0.900% and LIBOR plus 0.900% as of December 31, 2022 and 2021, respectively.

(3)Our facility fee is paid on a quarterly basis and is calculated based on the total borrowing capacity. In addition to the facility fee, we incurred debt origination and legal costs. As of December 31, 2022 and 2021, $5.3 million and $7.3 million of unamortized deferred financing costs, respectively, which are included in prepaid expenses and other assets, net on our consolidated balance sheets, remained to be amortized through the maturity date of our unsecured revolving credit facility.

We intend to borrow under the unsecured revolving credit facility as necessary for general corporate purposes, to finance development and redevelopment expenditures, to fund potential acquisitions, and to potentially repay long-term debt to supplement cash balances given uncertainties and volatility in market conditions.

In October 2022, the Operating Partnership entered into a $400.0 million unsecured term loan facility and made an initial draw of $200.0 million. The borrowing rate under the unsecured term loan facility is variable and subject to a ratings-based pricing grid, currently calculated as Adjusted SOFR plus 0.950%. The unsecured term loan facility also has a delayed draw feature and a $100.0 million accordion mechanism, subject to lender commitments. The unsecured term loan facility is scheduled to mature in October 2024 and includes two twelve-month extension options at our option.

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The following table summarizes the balance and terms of our unsecured term loan facility as of December 31, 2022:

December 31, 2022
(in thousands)
Outstanding borrowings$200,000
Remaining borrowing capacity200,000
Total borrowing capacity (1)$400,000
Interest rate (2)5.23%
Undrawn facility fee-annual rate (3)0.200%
Maturity dateOctober 2024

______________________

(1)We may elect to borrow, subject to bank approval and obtaining commitments for any additional borrowing capacity, up to an additional $100.0 million under an accordion feature under the terms of the unsecured term loan facility.

(2)Our unsecured term loan facility interest rate was calculated based on the contractual rate of Adjusted SOFR plus 0.950% as of December 31, 2022.

(3)Our facility fee is paid on a quarterly basis and is calculated based on the total borrowing capacity. In addition to the facility fee, we incurred debt origination and legal costs. As of December 31, 2022, $4.5 million of unamortized deferred financing costs, respectively, which are included in prepaid expenses and other assets, net on our consolidated balance sheets, remained to be amortized through the maturity date of our unsecured term loan facility.

In January 2023, the Operating Partnership amended the unsecured term loan facility agreement to (i) exercise the accordion feature under the term loan agreement to provide for borrowings of up to $500.0 million and (ii) increase the capacity under the accordion feature to provide additional term loan commitments up to an aggregate amount of $650.0 million.

Capital Recycling Program

As discussed in the section “Factors That May Influence Future Results of Operations - Capital Recycling Program,” we continuously evaluate opportunities for the potential disposition of properties and undeveloped land in our portfolio or the formation of strategic ventures with the intent of recycling the proceeds generated from the disposition of less strategic or core assets into capital used to finance development and redevelopment expenditures, to fund new acquisitions, to repay long-term debt and for other general corporate purposes. As part of this strategy, we attempt to enter into Section 1031 Exchanges, when possible, to defer some or all of the taxable gains on the sales, if any, for federal and state income tax purposes.

In connection with our capital recycling strategy, through December 31, 2022, we completed the sale of one operating property in one transaction to an unaffiliated third party for gross proceeds totaling approximately $48.0 million. During 2021, we completed the sale of three properties in two transactions to unaffiliated third parties for gross proceeds totaling approximately $1.12 billion. See “—Factors that May Influence Future Operations” and Note 4 “Dispositions” to our consolidated financial statements included in this report for additional information.

We currently anticipate that in 2023 we could raise additional capital through our dispositions program from $0 to $200 million. However, any potential future disposition transactions and the timing of any potential future capital recycling transactions will depend on market conditions and other factors including but not limited to our capital needs, the availability of financing for potential buyers (which has been and may continue to be constrained for some potential buyers due to current economic and market conditions), and our ability to defer some or all of the taxable gains on the sales. In addition, we cannot assure you that we will dispose of any additional properties or that we will be able to identify and complete the acquisitions of suitable replacement properties to effect Section 1031 Exchanges to defer some or all of the taxable gains related to our capital recycling program. In the event we are unable to complete dispositions as planned, we may raise capital through other sources of liquidity including our available unsecured revolving credit facility, unsecured term loan facility or the public or private issuance of unsecured debt.

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Shelf Registration Statement

The Company is a well-known seasoned issuer and the Company and the Operating Partnership have an effective shelf registration statement that provides for the public offering and sale from time to time by the Company of its preferred stock, common stock, depository shares and guarantees of debt securities and by the Operating Partnership of its debt securities, in each case in unlimited amounts. The Company evaluates the capital markets on an ongoing basis for opportunities to raise capital, and, as circumstances warrant, the Company and the Operating Partnership may issue securities of all of these types in one or more offerings at any time and from time to time on an opportunistic basis, depending upon, among other things, market conditions, available pricing and capital needs. Capital raising could be more challenging under current market conditions. When the Company receives proceeds from the sales of its preferred or common stock, it generally contributes the net proceeds from those sales to the Operating Partnership in exchange for corresponding preferred or common partnership units of the Operating Partnership. The Operating Partnership may use these proceeds and proceeds from the sale of its debt securities to repay debt, including borrowings under its unsecured revolving credit facility, to develop new or redevelop existing properties, to make acquisitions of properties or portfolios of properties, or for general corporate purposes. In September 2022, the Company filed with the Securities and Exchange Commission a shelf registration statement on Form S-3, which became immediately effective upon filing.

Unsecured and Secured Debt

The aggregate principal amount of the unsecured and secured debt of the Operating Partnership outstanding as of December 31, 2022 was as follows:

Aggregate Principal Amount Outstanding
(in thousands)
Unsecured Term Loan Facility$200,000
Unsecured Senior Notes due 2024425,000
Unsecured Senior Notes due 2025400,000
Unsecured Senior Notes Series A & B due 2026250,000
Unsecured Senior Notes due 2028400,000
Unsecured Senior Notes due 2029400,000
Unsecured Senior Notes Series A & B due 2027 & 2029250,000
Unsecured Senior Notes due 2030500,000
Unsecured Senior Notes due 2031350,000
Unsecured Senior Notes due 2032425,000
Unsecured Senior Notes due 2033450,000
Secured Debt243,469
Total Unsecured and Secured Debt (1)4,293,469
Less: Unamortized Net Discounts and Deferred Financing Costs (2)(30,473)
Total Debt, Net$4,262,996

________________________

(1)As of December 31, 2022, there was no outstanding balance on the unsecured revolving credit facility.

(2)Includes $24.1 million of unamortized deferred financing costs on the unsecured term loan facility, unsecured senior notes and secured debt and $6.4 million of unamortized discounts for the unsecured senior notes. Excludes unamortized deferred financing costs on the unsecured revolving credit facility, which are included in prepaid expenses and other assets, net on our consolidated balance sheets.

Debt Composition

The composition of the Operating Partnership’s aggregate debt balances between secured and unsecured and fixed-rate and variable-rate debt as of December 31, 2022 and 2021 was as follows:

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Percentage of Total Debt (1) (2)Weighted Average Interest Rate (1)
December 31, 2022December 31, 2021December 31, 2022 (2)December 31, 2021
Secured vs. unsecured:
Unsecured94.3%93.9%3.7%3.6%
Secured5.7%6.1%3.9%3.9%
Variable-rate vs. fixed-rate:
Variable-rate4.7%—%5.2%—%
Fixed-rate (3)95.3%100.0%3.7%3.7%
Stated rate (3)3.7%3.7%
GAAP effective rate (4)3.8%3.7%
GAAP effective rate including debt issuance costs4.0%3.9%

________________________

(1)As of the end of the period presented.

(2)As of December 31, 2022 and 2021, there was no outstanding balance on the unsecured revolving credit facility.

(3)Excludes the impact of the amortization of any debt discounts/premiums and deferred financing costs.

(4)Includes the impact of amortization of any debt discounts/premiums, excluding deferred financing costs.

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Liquidity Uses

Contractual Obligations

The following table provides information with respect to our contractual obligations as of December 31, 2022. The table: (i) indicates the maturities and scheduled principal repayments of our secured and unsecured debt outstanding as of December 31, 2022; (ii) indicates the scheduled interest payments of our fixed-rate debt as of December 31, 2022; (iii) provides information about the minimum commitments due in connection with our ground lease obligations and other lease and contractual commitments; and (iv) provides estimated development commitments as of December 31, 2022. Note that the table does not reflect our available debt maturity extension options and reflects gross aggregate principal amounts before the effect of unamortized discounts/premiums.

Payment Due by Period
Less than 1 Year (2023)2-3 Years (2024-2025)4-5 Years (2026-2027)More than 5 Years (After 2027)Total
(in thousands)
Principal payments: secured debt (1)$5,775$12,252$225,442$—$243,469
Principal payments: unsecured debt (2)—1,025,000425,0002,600,0004,050,000
Interest payments: fixed-rate debt (3)149,538278,724207,210248,989884,461
Interest payments: variable-rate debt (4)10,4638,021——18,484
Ground lease obligations (5)6,56313,23213,384368,281401,460
Lease and other contractual commitments (6)66,7913,632——70,423
Development commitments (7)328,167188,000——516,167
Total$567,297$1,528,861$871,036$3,217,270$6,184,464

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(1)Represents gross aggregate principal amount before the effect of deferred financing costs of approximately $0.5 million as of December 31, 2022.

(2)Represents gross aggregate principal amount before the effect of the unamortized discount and deferred financing costs of approximately $6.4 million and $23.6 million as of December 31, 2022. As of December 31, 2022, there was no outstanding balance on our unsecured revolving credit facility.

(3)As of December 31, 2022, 95.3% of our debt was contractually fixed. The information in the table above reflects our projected interest rate obligations for these fixed-rate payments based on the contractual interest rates on an accrual basis and scheduled maturity dates.

(4)As of December 31, 2022, 4.7% of our debt bore interest at variable rates which was incurred under the unsecured term loan facility. The variable interest rate payments are based on the contractual rate of Adjusted SOFR plus 0.950% as of December 31, 2022. The information in the table above reflects our projected interest rate obligations for those variable-rate payments based on the outstanding principal balance as of December 31, 2022, the scheduled payment interest payment dates and the contractual maturity date.

(5)Reflects minimum lease payments through the contractual lease expiration date before the impact of extension options. See Note 18 “Commitments and Contingencies” to our consolidated financial statements included in this report for further information.

(6)Amounts represent cash commitments under signed leases and contracts for operating properties, excluding tenant-funded tenant improvements, and for other contractual commitments. The timing of these expenditures may fluctuate.

(7)Amounts represent commitments under signed leases for pre-leased development projects and contractual commitments for projects in the tenant improvement phase and under construction as of December 31, 2022. The timing of these expenditures may fluctuate based on the ultimate progress of construction. We may start additional construction in 2023 (see “—Development” for additional information).

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Other Liquidity Uses

Development

The following table summarizes our development spending directly related to our operating, development and redevelopment properties as of December 31, 2022:

Development PhaseNumber of ProjectsTotal Estimated Investment (1)Total Costs IncurredRemaining Committed Investment (2)Remaining Costs to be Spent in 2023
(in millions)
Stabilized
Development2$675$644$31$15to$20
Redevelopment2454051to5
Tenant Improvement (3)
Development16906335715to20
Under Construction
Development21,000411589250to275
Redevelopment25384515to25
Total:9$2,463$1,736$727$296to$345

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(1)    For redevelopment projects, represents the incremental costs of redevelopment and excludes the existing depreciated basis of the buildings under redevelopment.

(2)    Includes costs related to estimated tenant improvements.

(3)    Represents projects that have reached cold shell condition and are ready for tenant improvements, which may require additional major base building construction before being placed in service.

Including the commitment information in the preceding table above, we currently believe we may spend between $450 million to $550 million on development projects throughout 2023. The ultimate timing of these expenditures may fluctuate given construction progress and leasing status of the projects, or as a result of events outside our control, such as delays or increased costs as a result of heightened inflation and market conditions. We expect that any material additional development activities will be funded with borrowings under the unsecured revolving credit facility, the unsecured term loan facility, the public or private issuance of debt or equity securities, the disposition of assets under our capital recycling program, or strategic venture opportunities. We cannot provide assurance that development projects will be completed on the terms, for the amounts or on the timelines currently contemplated, or at all.

Debt Maturities

We believe our conservative leverage, staggered debt maturities and unsecured term loan facility and unsecured revolving credit facility provide us with financial flexibility and enhance our ability to obtain additional sources of liquidity if necessary, and, therefore, we believe we are well-positioned to refinance or repay maturing debt and to pursue our strategy of seeking attractive acquisition opportunities, which we may finance, as necessary, with future public and private issuances of debt and equity securities. However, we can provide no assurance that we will have access to the public or private debt or equity markets in the future on favorable terms or at all. Excluding our unsecured term loan facility maturing in October 2024, for which we have two twelve-month extension options, our next debt maturity occurs in December 2024.

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Potential Future Acquisitions

During the year ended December 31, 2022, we acquired one development site in one transaction for a total cash purchase price of $40.0 million. During the year ended December 31, 2021, we acquired one operating property, the land underlying a historical ground lease and two development properties in four transactions for a total cash purchase price of $1.16 billion. These transactions were funded through various capital raising activities and liquidity as discussed in “—Liquidity Sources”.

As discussed in the section “—Factors That May Influence Future Results of Operations - Acquisitions,” we continue to evaluate strategic opportunities and remain a disciplined buyer of development and redevelopment opportunities as well as value-add and strategic operating properties, dependent on market conditions and business cycles, among other factors.  We focus on growth opportunities primarily in markets populated by knowledge and creative based tenants in a variety of industries, including technology, media, healthcare, life sciences, entertainment and professional services.  We expect that any material acquisitions will be funded with borrowings under the unsecured revolving credit facility, the public or private issuance of debt or equity securities, the disposition of assets under our capital recycling program, the formation of strategic ventures or through the assumption of existing debt, although there can be no assurance in this regard.

We cannot provide assurance that we will enter into any agreements to acquire properties or undeveloped land, or that potential acquisitions contemplated by any agreements we may enter into in the future will be completed.

Share Repurchases

As of December 31, 2022, 4,935,826 shares remained eligible for repurchase under a share repurchase program approved by the Company’s Board of Directors in 2016. Under this program, repurchases may be made in open market transactions at prevailing prices or through privately negotiated transactions. We may elect to repurchase shares of our common stock under this program in the future depending upon various factors, including market conditions, the trading price of our common stock and our other uses of capital. This program does not have a termination date, and repurchases may be discontinued at any time. We intend to fund repurchases, if any, primarily with the proceeds from property dispositions.

Potential Future Leasing Costs and Capital Improvements

The amounts we incur for tenant improvements and leasing costs depend on leasing activity in each period. Tenant improvements and leasing costs generally fluctuate in any given period depending on factors such as the type and condition of the property, the term of the lease, the type of the lease, the involvement of external leasing agents and overall market conditions, including the level of inflation. Capital expenditures may fluctuate in any given period subject to the nature, extent and timing of improvements required to maintain our properties and may be impacted by inflationary pressures on the cost of construction materials. Additionally, due to the uncertainty around current economic market conditions and the timing and extent of employees returning to the office, there may be a continued lower level of leasing activity as compared to historical trends.

For properties within our stabilized portfolio, excluding our development and redevelopment properties, we believe we could spend approximately $100 million to $120 million in capital improvements, tenant improvements and leasing costs in 2023, in addition to the lease and contractual commitments included in our contractual obligations table above. The amount we ultimately spend will depend on leasing activity during 2023.

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The following table sets forth our historical actual capital expenditures, and tenant improvements and leasing costs for deals commenced, excluding tenant-funded tenant improvements, for renewed and re-tenanted space within our stabilized portfolio for each of the years ended December 31, 2022, 2021 and 2020 on a per square foot basis.

Year Ended December 31,
202220212020
Office Properties:(1)
Capital Expenditures:
Capital expenditures per square foot$2.26$2.31$2.31
Tenant Improvement and Leasing Costs (2)
Replacement tenant square feet (3)580,943638,597375,345
Tenant improvements per square foot commenced$56.25$64.17$69.26
Leasing commissions per square foot commenced$19.78$19.31$18.88
Total per square foot$76.03$83.48$88.14
Renewal tenant square feet290,138407,988484,771
Tenant improvements per square foot commenced$12.53$7.33$17.35
Leasing commissions per square foot commenced$15.90$9.35$10.10
Total per square foot$28.43$16.68$27.45
Total per square foot per year$9.63$8.73$9.52
Average remaining lease term (in years)6.36.65.7

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(1)Excludes development properties and includes 100% of consolidated property partnerships.

(2)Includes tenants with lease terms of 12 months or longer. Excludes leases for month-to-month and first generation tenants.

(3)Excludes leases for which the space was vacant for longer than one year, or vacant when the property was acquired by the Company.

Capital expenditures per square foot decreased in 2022 as compared to 2021 due to a decrease in general building improvements in 2022. We currently anticipate capital expenditures for 2023 to be consistent with 2022 levels. Replacement tenant improvements and leasing commissions per square foot decreased in 2022 as compared to 2021 primarily due to large leases with long terms commenced in the San Diego County region in 2021. Renewal tenant improvements and leasing commissions per square foot increased in 2022 as compared to 2021 primarily due to large leases with long terms renewed in the San Francisco Bay Area in 2022. Costs incurred for tenant improvement and leasing commissions in 2023 will depend upon the current economic environment, market conditions in each of our submarkets and actual leasing activity.

Distribution Requirements

For a discussion of our dividend and distribution requirements, see “Liquidity and Capital Resources of the Company —Distribution Requirements.”

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Factors That May Influence Future Sources of Capital and Liquidity of the Company and the Operating Partnership

We continue to evaluate sources of financing for our business activities, including borrowings under the unsecured revolving credit facility, the unsecured term loan facility, issuance of public and private equity securities, unsecured debt and fixed-rate secured mortgage financing, proceeds from the disposition of selective assets through our capital recycling program, and the formation of strategic ventures. However, our ability to obtain new financing or refinance existing borrowings on favorable terms could be impacted by various factors, including the state of the macro economy, the state of the credit and equity markets, significant tenant defaults, a decline in the demand for office properties, a decrease in market rental rates or market values of real estate assets in our submarkets, the amount of our future borrowings and uncertainty related to interest rates, inflation rates, geopolitical events (including the military conflict between Russia and Ukraine) and other factors (refer to “Part I, Item IA. Risk Factors” of this report for additional information). These events could result in the following:

•Decreases in our cash flows from operations, which could create further dependence on the unsecured revolving credit facility;

•An increase in the proportion of variable-rate debt, which could increase our sensitivity to interest rate fluctuations in the future; and

•A decrease in the value of our properties, which could have an adverse effect on the Operating Partnership’s ability to incur additional debt, refinance existing debt at competitive rates, or comply with its existing debt obligations.

In addition to the factors noted above, the Operating Partnership’s credit ratings are subject to ongoing evaluation by credit rating agencies and may be changed or withdrawn by a rating agency in the future if, in its judgment, circumstances warrant. In the event that the Operating Partnership’s credit ratings are downgraded, we may incur higher borrowing costs and may experience difficulty in obtaining additional financing or refinancing existing indebtedness.

Debt Covenants

The unsecured revolving credit facility, unsecured term loan facility, unsecured senior notes and certain other secured debt arrangements contain covenants and restrictions requiring us to meet certain financial ratios and reporting requirements. Key existing financial covenants and their covenant levels include:

Unsecured Credit and Term Loan Facility and Private Placement Notes (as defined in the applicable Credit Agreements):Covenant LevelActual Performance as of December 31, 2022
Total debt to total asset valueless than 60%29%
Fixed charge coverage ratiogreater than 1.5x3.8x
Unsecured debt ratiogreater than 1.67x3.38x
Unencumbered asset pool debt service coveragegreater than 1.75x4.53x
Unsecured Senior Notes due 2024, 2025, 2028, 2029, 2030, 2032 and 2033 (as defined in the applicable Indentures):
Total debt to total asset valueless than 60%37%
Interest coveragegreater than 1.5x8.4x
Secured debt to total asset valueless than 40%2%
Unencumbered asset pool value to unsecured debtgreater than 150%294%

The Operating Partnership was in compliance with all of its debt covenants as of December 31, 2022. Our current expectation is that the Operating Partnership will continue to meet the requirements of its debt covenants in both the short and long term. However, in the event of an economic slowdown or continued volatility in the credit markets, there is no certainty that the Operating Partnership will be able to continue to satisfy all the covenant requirements.

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Consolidated Historical Cash Flow Summary

The following summary discussion of our consolidated historical cash flow is based on the consolidated statements of cash flows in Item 15. “Exhibits and Financial Statement Schedules” and is not meant to be an all-inclusive discussion of the changes in our cash flow for the periods presented below. Changes in our cash flow include changes in cash and cash equivalents and restricted cash. Our historical cash flow activity for the year ended December 31, 2022 as compared to the year ended December 31, 2021 is as follows:

Year Ended December 31,
20222021Dollar ChangePercentage Change
($ in thousands)
Net cash provided by operating activities$592,235$516,403$75,83214.7%
Net cash used in investing activities(553,193)(747,877)194,684(26.0)%
Net cash used in financing activities(118,746)(164,573)45,827(27.8)%
Net decrease in cash and cash equivalents$(79,704)$(396,047)$316,34379.9%

Operating Activities

Our cash flows from operating activities depends on numerous factors including the occupancy level of our portfolio, the rental rates achieved on our leases, the collectability of rent and recoveries from our tenants, the level of operating expenses, the impact of property acquisitions, completed development projects and related financing activities, and other general and administrative costs. Our net cash provided by operating activities increased by $75.8 million, or 14.7%, for the year ended December 31, 2022 compared to the year ended December 31, 2021 primarily as a result of an increase in cash Net Operating Income generated from stabilized development properties in our Development portfolio and our Same Store Portfolio. See additional information under the caption “—Results of Operations.”

Investing Activities

Our cash flows from investing activities is generally used to fund development and operating property acquisitions, expenditures for development and redevelopment projects, and recurring and nonrecurring capital expenditures for our operating properties, net of proceeds received from dispositions of real estate assets. Our net cash used in investing activities decreased by $194.7 million, or 26.0%, for the year ended December 31, 2022 compared to the year ended December 31, 2021, primarily due to lower expenditures for acquisitions and expenditures for development and redevelopment properties and undeveloped land during the year ended December 31, 2022, partially offset by lower proceeds received from dispositions of operating properties.

Financing Activities

Our cash flows from financing activities is principally impacted by our capital raising activities, net of dividends and distributions paid to common and preferred security holders. Our net cash used in financing activities decreased $45.8 million or 27.8% during the year ended December 31, 2022 compared to the year ended December 31, 2021 primarily due to higher net proceeds from capital raising activity in 2022.

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Non-GAAP Supplemental Financial Measure: Funds From Operations

We calculate FFO in accordance with the 2018 Restated White Paper on FFO approved by the Board of Governors of Nareit. The White Paper defines FFO as net income or loss calculated in accordance with GAAP, excluding extraordinary items, as defined by GAAP, gains and losses from sales of depreciable real estate and impairment write-downs associated with depreciable real estate, plus real estate-related depreciation and amortization (excluding amortization of deferred financing costs and depreciation of non-real estate assets) and after adjustment for unconsolidated partnerships and joint ventures. Our calculation of FFO includes the amortization of deferred revenue related to tenant-funded tenant improvements and excludes the depreciation of the related tenant improvement assets. We also add back net income attributable to noncontrolling common units of the Operating Partnership because we report FFO attributable to common stockholders and common unitholders.

We believe that FFO is a useful supplemental measure of our operating performance. The exclusion from FFO of gains and losses from the sale of operating real estate assets allows investors and analysts to readily identify the operating results of the assets that form the core of our activity and assists in comparing those operating results between periods. Also, because FFO is generally recognized as the industry standard for reporting the operations of REITs, it facilitates comparisons of operating performance to other REITs. However, other REITs may use different methodologies to calculate FFO, and accordingly, our FFO may not be comparable to all other REITs.

Implicit in historical cost accounting for real estate assets in accordance with GAAP is the assumption that the value of real estate assets diminishes predictably over time. Since real estate values have historically risen or fallen with market conditions, many industry investors and analysts have considered presentations of operating results for real estate companies using historical cost accounting alone to be insufficient. Because FFO excludes depreciation and amortization of real estate assets, we believe that FFO along with the required GAAP presentations provides a more complete measurement of our performance relative to our competitors and a more appropriate basis on which to make decisions involving operating, financing and investing activities than the required GAAP presentations alone would provide.

However, FFO should not be viewed as an alternative measure of our operating performance because it does not reflect either depreciation and amortization costs or the level of capital expenditures and leasing costs necessary to maintain the operating performance of our properties, which are significant economic costs and could materially impact our results from operations.

The following table presents our FFO for the years ended December 31, 2022, 2021, 2020, 2019 and 2018:

Year ended December 31,
20222021202020192018
(in thousands)
Net income available to common stockholders$232,615$628,144$187,105$195,443$258,415
Adjustments:
Net income attributable to noncontrolling common units of the Operating Partnership2,2836,1632,8693,7665,193
Net income attributable to noncontrolling interests in consolidated property partnerships24,59524,60317,31916,02014,318
Depreciation and amortization of real estate assets350,665303,799290,353268,045249,882
Gains on sales of depreciable real estate(17,329)(463,128)(35,536)(36,802)(142,926)
Funds From Operations attributable to noncontrolling interests in consolidated property partnerships(36,198)(37,267)(28,754)(27,994)(24,391)
Funds From Operations (1) (2)$556,631$462,314$433,356$418,478$360,491

____________________

(1)Reported amounts are attributable to common stockholders, common unitholders and restricted stock unitholders.

(2)FFO available to common stockholders and unitholders includes amortization of deferred revenue related to tenant-funded tenant improvements of $19.3 million, $16.5 million, $22.5 million, $19.2 million and $18.4 million for the years ended December 31, 2022, 2021, 2020, 2019 and 2018, respectively.

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The following table presents our weighted average shares of common stock and common units outstanding for the years ended December 31, 2022, 2021, 2020, 2019 and 2018:

Year Ended December 31,
20222021202020192018
Weighted average shares of common stock outstanding116,806,575116,429,130113,241,341103,200,56899,972,359
Weighted average common units outstanding1,150,5741,150,5741,854,1652,023,4072,052,917
Effect of participating securities – nonvested shares and restricted stock units628,375769,1231,137,2651,118,3491,142,053
Total basic weighted average shares / units outstanding118,585,524118,348,827116,232,771106,342,324103,167,329
Effect of dilutive securities – shares issuable under executed forward equity sale agreements, stock options and contingently issuable shares413,472519,513478,281648,600510,006
Total diluted weighted average shares / units outstanding118,998,996118,868,340116,711,052106,990,924103,677,335

Inflation

The majority of the Company’s leases require tenants to pay for recoveries and escalation charges based upon the tenant’s proportionate share of, and/or increases in, real estate taxes and certain operating costs, which reduce the Company’s exposure to increases in operating costs resulting from inflation. Refer to “Part I, Item IA. Risk Factors” included in this report for additional information about the potential impact of inflation on our interest expense and construction costs and the impact on our business, financial condition, results of operations, cash flows, liquidity and ability to satisfy our debt service obligations.

New Accounting Pronouncements

For a discussion of new accounting pronouncements see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report. We did not adopt any new accounting pronouncements during the year ended December 31, 2022.

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FY 2021 10-K MD&A

SEC filing source: 0001025996-22-000074.

Extracted structurally from real Item 7 body heading to real Item 7A/8 boundary. Confidence: high. Filing date: 2022-02-10. Report date: 2021-12-31.

ITEM 7.     MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

The following discussion relates to our consolidated financial statements and should be read in conjunction with the financial statements and notes thereto appearing elsewhere in this report. The results of operations discussion is combined for the Company and the Operating Partnership because there are no material differences in the results of operations between the two reporting entities.

Forward-Looking Statements

Statements contained in this “Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations” that are not historical facts may be forward-looking statements. Forward-looking statements include, among other things, statements or information concerning our plans, objectives, capital resources, portfolio performance, results of operations, projected future occupancy and rental rates, lease expirations, debt maturities, potential investments, strategies such as capital recycling, development and redevelopment activity, projected construction costs, projected construction commencement and completion dates, projected square footage of space that could be constructed on undeveloped land that we own, projected rentable square footage of or number of units in properties under construction or in the development pipeline, anticipated proceeds from capital recycling activity or other dispositions and anticipated dates of those activities or dispositions, projected increases in the value of properties, dispositions, future executive incentive compensation, pending, potential or proposed acquisitions, plans to grow our Net Operating Income and FFO, our ability to re-lease properties at or above current market rates, anticipated market conditions and demographics and other forward-looking financial data, as well as the discussion in “—Factors That May Influence Future Results of Operations,” “—Liquidity and Capital Resource of the Company,” and “—Liquidity and Capital Resources of the Operating Partnership.” Forward-looking statements can be identified by the use of words such as “believes,” “expects,” “projects,” “may,” “will,” “should,” “seeks,” “approximately,” “intends,” “plans,” “pro forma,” “estimates” or “anticipates” and the negative of these words and phrases and similar expressions that do not relate to historical matters. Forward-looking statements are based on our current expectations, beliefs and assumptions, and are not guarantees of future performance. Forward-looking statements are inherently subject to uncertainties, risks, changes in circumstances, trends and factors that are difficult to predict, many of which are outside of our control. Accordingly, actual performance, results and events may vary materially from those indicated or implied in the forward-looking statements, and you should not rely on the forward-looking statements as predictions of future performance, results or events. Numerous factors could cause actual future performance, results and events to differ materially from those indicated in the forward-looking statements, including, among others:

•global market and general economic conditions and their effect on our liquidity and financial conditions and those of our tenants;

•adverse economic or real estate conditions generally, and specifically, in the States of California, Texas and Washington;

•risks associated with our investment in real estate assets, which are illiquid and with trends in the real estate industry;

•defaults on or non-renewal of leases by tenants;

•any significant downturn in tenants’ businesses;

•our ability to re-lease property at or above current market rates;

•costs to comply with government regulations, including environmental remediations;

•the availability of cash for distribution and debt service and exposure to risk of default under debt obligations;

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•increases in interest rates and our ability to manage interest rate exposure;

•the availability of financing on attractive terms or at all, which may adversely impact our future interest expense and our ability to pursue development, redevelopment and acquisition opportunities and refinance existing debt;

•a decline in real estate asset valuations, which may limit our ability to dispose of assets at attractive prices or obtain or maintain debt financing, and which may result in write-offs or impairment charges;

•significant competition, which may decrease the occupancy and rental rates of properties;

•potential losses that may not be covered by insurance;

•the ability to successfully complete acquisitions and dispositions on announced terms;

•the ability to successfully operate acquired, developed and redeveloped properties;

•the ability to successfully complete development and redevelopment projects on schedule and within budgeted amounts;

•delays or refusals in obtaining all necessary zoning, land use and other required entitlements, governmental permits and authorizations for our development and redevelopment properties;

•increases in anticipated capital expenditures, tenant improvement and/or leasing costs;

•defaults on leases for land on which some of our properties are located;

•adverse changes to, or enactment or implementations of, tax laws or other applicable laws, regulations or legislation, as well as business and consumer reactions to such changes;

•risks associated with joint venture investments, including our lack of sole decision-making authority, our reliance on co-venturers’ financial condition and disputes between us and our co-venturers;

•environmental uncertainties and risks related to natural disasters;

•our ability to maintain our status as a REIT; and

•uncertainties regarding the impact of the COVID-19 pandemic, and restrictions intended to prevent its spread, on our business and the economy generally.

The factors included in this report are not exhaustive and additional factors could adversely affect our business and financial performance. For a discussion of additional factors that could materially adversely affect the Company’s and the Operating Partnership’s business and financial performance, see the discussion below as well as “Item 1A. Risk Factors,” and in our other filings with the SEC. All forward-looking statements are based on information that was available and speak only as of the dates on which they were made. We assume no obligation to update any forward-looking statement that becomes untrue because of subsequent events, new information or otherwise, except to the extent we are required to do so in connection with our ongoing requirements under federal securities laws.

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Company Overview

We are a self-administered REIT active in premier office, life science and mixed-use submarkets in the United States. We own, develop, acquire and manage real estate assets, consisting primarily of Class A properties in Greater Los Angeles, San Diego County, the San Francisco Bay Area, Greater Seattle and Austin, Texas, which we believe have strategic advantages and strong barriers to entry. We own our interests in all of our real properties through the Operating Partnership and generally conduct substantially all of our operations through the Operating Partnership. We owned an approximate 99.0% general partnership interest in the Operating Partnership as of both December 31, 2021 and 2020. All of our properties are held in fee except for the fourteen office buildings that are held subject to long-term ground leases for the land (see Note 18 “Commitments and Contingencies” to our consolidated financial statements included in this report for additional information regarding our ground lease obligations).

2021 Operating and Development Highlights

Throughout 2021, we remained steadfast to our core principles of creating value for our shareholders through development, executing leases, recycling capital into higher growth projects, all while maintaining a strong balance sheet and elevating our leadership position in ESG.

Development. We continued to execute on our development program during 2021. We added four completed development projects to our stabilized portfolio totaling 1.1 million rentable square feet of office and life science space and 193 residential units, had one development project progress from the under construction phase to the tenant improvement phase and acquired two development properties in two transactions for approximately $622.2 million. See “—Factors that May Influence Future Operations” for additional information regarding our development program.

Capital Recycling Program. We have continued to utilize our capital recycling program to provide additional capital to finance development expenditures, fund potential acquisitions, repay long-term debt and for other general corporate purposes. Our general strategy, depending on market conditions, is to target the disposition of non-core properties or those that have limited upside for us and redeploy the capital into acquisitions and/or development projects where we can create additional value to generate higher returns (see “—Factors that May Influence Future Operations” for additional information). In connection with this strategy, during 2021, we generated gross sales proceeds of approximately $1.12 billion through the sale of three office buildings. The taxable gain from the $1.08 billion disposition of one of these office buildings was deferred through a Section 1031 Exchange.

Leasing. During 2021, we executed new and renewal leases totaling 1.2 million square feet within our stabilized portfolio with an increase in GAAP rents of 20.8% and an increase in cash rents of 7.0%. Our stabilized office portfolio was 91.9% occupied and 93.9% leased as of December 31, 2021.

2021 Financing Highlights

In 2021, we issued $450.0 million in new debt at a stated interest rate of 2.65% and amended and restated the terms of our unsecured revolving credit facility, increasing the borrowing capacity from $750.0 million to $1.1 billion and reducing borrowing costs. We used a portion of the proceeds from the issuance of the new debt to early redeem the $300.0 million of 3.80% unsecured senior notes that were scheduled to mature on January 15, 2023. Refer to our 2021 Financing Highlights in “—Liquidity and Capital Resources of the Operating Partnership” for a list of financing transactions completed in 2021 and Note 9, “Secured and Unsecured Debt of the Operating Partnership” to our consolidated financial statements included in this report for additional information regarding our debt and capital market activity.

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COVID-19 Response

Since March 2020, we have been highly focused on planning for the health and safety of our tenants and employees and preparing our buildings in accordance with the policies, protocols and applicable legal requirements in our regions. We hold our occupants’ health at the highest level of importance and have taken extensive steps to facilitate safe work environments. We engaged an industrial hygienist to assist us in designing new standard operating procedures for our buildings that include, but are not limited to, air filtration, water quality, janitorial products and procedures, social separation and screening during building access and elevator use, the use of personal protective equipment, signage, and management of construction activities. Our buildings have remained open to tenants throughout the pandemic and we have continued to see tenants returning to the workplace throughout 2021. We have been in communication with tenants regarding return to work protocols and safety measures, which meet or exceed local and state government guidelines. Our properties received the highest level of pandemic preparedness review through a third-party who verified that all recommended CDC and WHO measures have been successfully implemented, including on-site air, water and germ testing. Our employees began transitioning back to the office during the three months ended March 31, 2021 and by June 30, 2021, all of our employees had returned to our offices on a full-time basis.

We implemented a rent relief program for the majority of our retail tenants whereby we deferred rent from April 2020 to June 2021 in exchange for an extension of their current lease term for an equivalent number of months at future contractual rental rates. We are no longer offering rent relief to the majority of our retail tenants and we will evaluate any future retail rent relief requests on a specific case-by-case basis and only consider those which have a justifiable financial basis. Additionally, the form of relief provided to retail tenants may vary in the future. We did not create a rent relief program for our office tenants. Instead, we evaluate office rent relief requests on a specific case-by-case basis and only consider those which have a justifiable financial basis.

We analyze our total lease receivable balances, tenant creditworthiness, specific industry trends and conditions, and current economic trends and conditions in order to evaluate whether we believe substantially all of the amounts due under a tenant’s lease agreement are deemed probable of collection over the term of the lease. Refer to our accounting policy for uncollectible lease receivables and allowances for tenant and deferred rent receivables in “— Critical Accounting Policies and Estimates” for additional information.

Deferrals of gross rent billings that have been extended to office and retail tenants during the period have been formalized by the execution of lease amendments that generally provide for repayment of deferred amounts through an extension of the lease term by an equivalent period of months to the deferral period. Not all tenant relief requests will ultimately result in lease amendments and we have not relinquished our contractual rights under our lease agreements where rent concessions have not yet been granted. Our rent collections and rent relief requests to-date may not be indicative of collections, concessions or requests in future periods.

For the year ended December 31, 2021, our collections of gross rent billings were consistent with our 2020 collections. Gross rent billings represents the total contractual base rent (including tenant direct-billed parking) and CAM billings before any COVID-19 related rent concessions. We are continuing to monitor the potential impact of the COVID-19 pandemic, including the spread of new variants of the virus and restrictions intended to prevent its spread, including on occupancy, rental rates and rent collections. Although we are and will continue to be actively engaged in rent collection efforts related to uncollected rent for such period, as well as working with certain tenants who have requested rent deferrals, we can provide no assurance that such efforts or our efforts in future periods will be successful, particularly in the event that the COVID-19 pandemic, and restrictions intended to prevent its spread, continue for a prolonged period. With growing vaccination rates, we have seen increases in physical occupancy at our properties, although recovery could be hindered by persistent or resurgent infection rates, including as a result of the spread of new variants of the virus. Refer to “Part I, Item IA. Risk Factors” included in this report for additional information about the potential impact of the COVID-19 pandemic, and restrictions intended to prevent its spread, on our business, financial condition, results of operations, cash flows, liquidity and ability to satisfy our debt service obligations and to pay dividends and distributions to security holders.

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Critical Accounting Policies and Estimates

The preparation of financial statements in conformity with GAAP requires us to make estimates, assumptions, and judgments that affect the reported amounts of assets, liabilities, and the disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses for the reporting periods.

Certain accounting policies are considered to be critical accounting policies. Critical accounting policies are those policies that require our management team to make significant estimates and/or assumptions about matters that are uncertain at the time the estimates and/or assumptions are made or where we are required to make significant judgments and assumptions with respect to the practical application of accounting principles in our business operations. Critical accounting policies are by definition those policies that are material to our financial statements and for which the impact of changes in estimates, assumptions, and judgments could have a material impact to our financial statements.

The following critical accounting policies discussion reflects what we believe are the most significant estimates, assumptions, and judgments used in the preparation of our consolidated financial statements. This discussion of our critical accounting policies is intended to supplement the description of our accounting policies in the footnotes to our consolidated financial statements and to provide additional insight into the information used by management when evaluating significant estimates, assumptions, and judgments. For further discussion of our significant accounting policies, see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report.

Revenue Recognition

Rental revenue for office, life science and retail operating properties is our principal source of revenue. We recognize revenue from base rent (fixed lease payments), additional rent (variable lease payments, which consist of amounts due from tenants for common area maintenance, real estate taxes and other recoverable costs), parking and other lease-related revenue once all of the following criteria are met: (i) the agreement has been fully executed and delivered, (ii) services have been rendered, (iii) the amount is fixed or determinable and (iv) payment has been received or the collectability of the amount due is probable. Minimum annual rental revenues are recognized in rental revenues on a straight-line basis over the non-cancellable term of the related lease.

Base Rent

The timing of when we commence rental revenue recognition for office, life science and retail properties depends largely on our conclusion as to whether we are or the tenant is the owner for accounting purposes of tenant improvements at the leased property. When we conclude that we are the owner of tenant improvements for accounting purposes, we record the cost to construct the tenant improvements as an asset and commence rental revenue recognition when the tenant takes possession of or controls the finished space, which is generally when tenant improvements being recorded as our assets are substantially complete. In certain instances, when we conclude that the tenant is the owner of certain tenant improvements for accounting purposes, rental revenue recognition begins when the tenant takes possession or controls the physical use of the leased space, which may occur in phases or for an entire building or project. The determination of who owns the tenant improvements is made on a lease-by-lease basis and has a significant effect on the timing of commencement of revenue recognition.

The determination of whether we are or the tenant is the owner of tenant improvements for accounting purposes is subject to significant judgment. In making that determination, we consider numerous factors and perform a detailed evaluation of each individual lease. No one factor is determinative in reaching a conclusion. The factors we evaluate include but are not limited to the following:

•whether the lease agreement requires landlord approval of how the tenant improvement allowance is spent prior to installation of the tenant improvements;

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•whether the lease agreement requires the tenant to provide evidence to the landlord supporting the cost and what the tenant improvement allowance was spent on prior to payment by the landlord for such tenant improvements;

•whether the tenant improvements are unique to the tenant or reusable by other tenants;

•whether the tenant is permitted to alter or remove the tenant improvements without the consent of the landlord or without compensating the landlord for any lost utility or diminution in fair value; and

•whether the ownership of the tenant improvements remains with the landlord or remains with the tenant at the end of the lease term.

When we conclude that we are the owner of tenant improvements for accounting purposes using the factors discussed above, we record the cost to construct the tenant improvements, including costs paid for or reimbursed by the tenants, as our capital asset. During the years ended December 31, 2021, 2020, and 2019, we capitalized $37.3 million, $15.5 million, and $12.0 million, respectively, of tenant-funded tenant improvements. The amount of tenant-funded tenant improvements recorded in any given year varies based upon the mix of specific leases executed and/or commenced during the reporting period. For these tenant-funded tenant improvements, we record the amount funded by or reimbursed by tenants as deferred revenue, which is amortized and recognized as rental income on a straight-line basis over the term of the related lease beginning upon substantial completion of the leased premises. The determination of who owns the tenant improvements has a significant impact on the amount of non-cash rental revenue that we record related to the amortization of deferred revenue for tenant-funded tenant improvements. For the years ended December 31, 2021, 2020, and 2019, we recognized $16.5 million, $22.5 million and $19.2 million, respectively, of non-cash rental revenue related to the amortization of deferred revenue recorded in connection with tenant-funded tenant improvements.

When we conclude that the tenant is the owner of certain tenant improvements for accounting purposes, we record our contribution towards those tenant-owned improvements as a lease incentive, which is included in deferred leasing costs and acquisition-related intangible assets, net on our consolidated balance sheets and amortized as a reduction to rental revenue on a straight-line basis over the term of the related lease.

For residential properties, we commence revenue recognition upon lease commencement. Residential rental revenue is recognized on a straight-line basis over the term of the related lease, net of any concessions.

When a lease is amended, which may occur from time to time, we need to determine whether (1) an additional right of use not included in the original lease is being granted as a result of the modification, and (2) there is an increase in the lease payments that is commensurate with the standalone price for the additional right of use. If both of those conditions are met, the amendment is accounted for as a separate lease contract. If either of those conditions are not met, the amendment is accounted for as a lease modification . Most of our lease amendments are accounted for as a modification of our operating leases which will likely require us to reassess both the lease term and fixed lease payments, including considering any prepaid or deferred rent receivables relating to the original lease, as a part of the lease payments for the modified lease.

Termination options in some of our leases allow the tenant to terminate the lease, in part or in whole, prior to the end of the lease term under certain circumstances. Termination options require advance notification from the tenant and payment of a termination fee that reimburses us for a portion of the remaining rent under the original lease term and the net book value of lease inception costs such as commissions, tenant improvements and lease incentives. Termination fee income, included in rental income, is recognized on a straight-line basis from the date of the executed termination agreement through lease expiration when the amount of the fee is determinable and collectability of the fee is probable. This fee income is reduced on a straight-line basis by any deferred rent receivable related to the lease.

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Additional Rent - Reimbursements from Tenants

Additional rent, consisting of amounts due from tenants for common area maintenance, real estate taxes, and other recoverable costs, are recognized in rental income in the period the recoverable costs are incurred. Additional rent where we pay the associated costs directly to third-party vendors and are reimbursed by our tenants are recognized and recorded on a gross basis, with the corresponding expense recognized in property expenses or real estate taxes.

Calculating additional rent requires an in-depth analysis of the complex terms of each underlying lease. Examples of judgments and estimates used when determining the amounts recoverable include:

•estimating the final expenses, net of accruals, that are recoverable;

•estimating the fixed and variable components of operating expenses for each building;

•conforming recoverable expense pools to those used in establishing the base year or base allowance for the applicable underlying lease; and

•concluding whether an expense or capital expenditure is recoverable pursuant to the terms of the underlying lease.

During the year, we accrue estimated additional rent in the period in which the recoverable costs are incurred based on our best estimate of the amounts to be recovered. Throughout the year, we perform analyses to properly match additional rent with reimbursable costs incurred to date. Additionally, during the fourth quarter of each year, we perform preliminary reconciliations and if a change in estimate is warranted, accrue additional rent or refunds. Subsequent to year end, we perform final detailed reconciliations and analyses on a lease-by-lease basis and bill or refund each tenant for any cumulative annual adjustments in the first and second quarters of each year for the previous year’s activity. Our historical experience for the years ended December 31, 2020 and 2019 has been that our final reconciliation and billing process resulted in final amounts that approximated the total annual additional rent recognized.

Uncollectible Lease Receivables and Allowances for Tenant and Deferred Rent Receivables

Current tenant receivables consist primarily of amounts due for contractual lease payments and reimbursements of common area maintenance expenses, property taxes, and other costs recoverable from tenants. Deferred rent receivables represent the amount by which the cumulative straight-line rental revenue recorded to date exceeds cash rents billed to date under the lease agreement.

We carry our current and deferred rent receivables net of allowances for amounts that may not be collected. These allowances are increased or decreased through rental income, and our determination of the adequacy of the Company’s allowances for tenant receivables includes a binary assessment of whether or not substantially all of the amounts due under a tenant’s lease agreement are probable of collection. Such assessment involves using a methodology that incorporates a specific identification analysis and an aging analysis, considering the current economic and business environment, including factors such as the age and nature of the receivables, the payment history and financial condition of the tenant, our assessment of the tenant’s ability to meet its lease obligations, and the status of negotiations of any disputes with the tenant. This determination requires significant judgment and estimates about matters that are uncertain at the time the estimates are made, including the creditworthiness of specific tenants, specific industry trends and conditions, and general economic trends and conditions. Since these factors are beyond our control, actual results can differ from our estimates, and such differences could be material. For leases that are deemed probable of collection, revenue continues to be recorded on a straight-line basis over the lease term, and for some tenants may include an offsetting partial allowance for uncollectible accounts related to current tenant and deferred rent receivables that exhibit a certain level of collection risk based on the results of the assessment described above. For leases that are deemed not probable of collection, revenue is recorded as the lesser of (i) the amount which would be recognized on a straight-line basis or (ii) cash that has been received from the tenant, including deferred revenue, with any tenant and deferred rent receivable balances charged as a direct write-

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off against rental income in the period of the change in the collectability determination. If the collectability determination subsequently changes to being probable of collection for leases for which revenue is recorded based on cash received from the tenant, we resume recognizing revenue, including deferred revenue, on a straight-line basis and recognize incremental revenue related to the reinstatement of cumulative deferred rent receivable and deferred revenue balances, as if revenue had been recorded on a straight-line basis since the inception of the lease.

For the years ended December 31, 2021 and 2020, we recorded a net reduction to rental revenues for direct write-offs associated with transitioning certain tenants to a cash basis of reporting and an allowance for uncollectible accounts for both current tenant receivables and deferred rent receivables of approximately 0.3% and 2.1% of total revenues, respectively. These amounts were primarily as a result of tenant creditworthiness considerations arising from the COVID-19 pandemic, and a small portion of the 2020 amounts was restored in 2021 based on changes in collectability assessments. Additional amounts may potentially be restored in future periods as circumstances warrant consistent with our accounting policies. For the year ended December 31, 2019, we recorded an increase to rental revenues for recoveries of prior year provision for bad debts, net of an allowance for uncollectible accounts for both current tenant receivables and deferred rent receivables, of approximately 0.3% of revenues. In the event our estimates were not accurate and we had to change our allowances by 1% of revenue from continuing operations, the potential impact to our net income available to common stockholders would be approximately $9.6 million, $9.0 million and $8.4 million for the years ended December 31, 2021, 2020 and 2019, respectively.

Acquisitions

Acquisitions of operating properties and development and redevelopment opportunities generally do not meet the definition of a business and are accounted for as asset acquisitions, as substantially all of the fair value of the gross assets acquired is concentrated in a single identifiable asset or a group of similar identifiable assets. For these asset acquisitions, we record the acquired tangible and intangible assets and assumed liabilities based on each asset’s and liability’s relative fair value at the acquisition date of the total purchase price plus any capitalized acquisition costs.

We assess and consider fair value based on estimated cash flow projections that utilize available market information and discount and/or capitalization rates that we deem appropriate. Estimates of future cash flows are based on a number of factors including historical operating results, known and anticipated trends, and market and economic conditions. The acquired assets and assumed liabilities for an operating property acquisition generally include but are not limited to: land and improvements, buildings and improvements, construction in progress and identified tangible and intangible assets and liabilities associated with in-place leases, including tenant improvements, leasing costs, value of above-market and below-market operating leases and ground leases, acquired in-place lease values and tenant relationships, if any.

The fair value of land and improvements is derived from comparable sales of land and improvements within the same submarket and/or region. The fair value of buildings and improvements, tenant improvements and leasing costs considers the value of the property as if it was vacant as well as current replacement costs and other relevant market rate information.

The fair value of the above-market or below-market component of an acquired in-place operating lease is based upon the present value (calculated using a market discount rate) of the difference between (i) the contractual rents to be paid pursuant to the lease over its remaining non-cancellable lease term and (ii) management’s estimate of the rents that would be paid using fair market rental rates and rent escalations at the date of acquisition measured over the remaining non-cancellable term of the lease for above-market operating leases and the initial non-cancellable term plus the term of any below-market fixed rate renewal options, if applicable, for below-market operating leases. The amounts recorded for above-market operating leases are included in deferred leasing costs and acquisition-related intangible assets, net on the balance sheet and are amortized on a straight-line basis as a reduction of rental income over the remaining term of the applicable leases. The amounts recorded for below-market operating leases are included in deferred revenue and acquisition-related liabilities, net on the balance sheet and are amortized on a straight-line basis as an increase to rental income over the remaining term of the applicable leases plus the term of any below-market fixed rate renewal options, if applicable. Our below-market operating leases generally do not include fixed rate or below-market renewal options. If a lease were to be terminated or if termination were

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determined to be likely prior to its contractual expiration (for example resulting from bankruptcy), amortization of the related above-market or below-market lease intangible would be accelerated.

The fair value of acquired in-place leases is derived based on management’s assessment of lost revenue and costs incurred for the period required to lease the “assumed vacant” property to the occupancy level when purchased. This fair value is based on a variety of considerations including, but not necessarily limited to: (1) the value associated with avoiding the cost of originating the acquired in-place leases; (2) the value associated with lost revenue related to tenant reimbursable operating costs estimated to be incurred during the assumed lease-up period; and (3) the value associated with lost rental revenue from existing leases during the assumed lease-up period. Factors we consider in performing these analyses include an estimate of the carrying costs during the expected lease-up periods, current market conditions, and costs to execute similar leases. In estimating carrying costs, we include real estate taxes, insurance and other operating expenses, and estimates of lost rental revenue during the expected lease-up periods based on current market demand at market rates. In estimating costs to execute similar leases, we consider leasing commissions, legal and other related expenses. The amount recorded for acquired in-place leases is included in deferred leasing costs and acquisition-related intangible assets, net on the balance sheet and amortized as an increase to depreciation and amortization expense over the remaining term of the applicable leases. If a lease were to be terminated or if termination were determined to be likely prior to its contractual expiration (for example resulting from bankruptcy), amortization of the related unamortized in-place lease intangible would be accelerated.

The determination of the fair value of any debt assumed in connection with a property acquisition is estimated by discounting the future cash flows using interest rates available for the issuance of debt with similar terms and remaining maturities.

The determination of the fair value of the acquired tangible and intangible assets and assumed liabilities of acquisitions requires us to make significant judgments and assumptions about the numerous inputs discussed above. The use of different assumptions in these fair value calculations could significantly affect the reported amounts of the allocation of our acquisition related assets and liabilities and the related depreciation and amortization expense recorded for such assets and liabilities. In addition, because the value of above and below market leases are amortized as either a reduction or increase to rental income, respectively, our judgments for these intangibles could have a significant impact on our reported rental revenues and results of operations.

Transaction costs associated with our acquisitions, including costs incurred during negotiation, are capitalized as part of the purchase price of the acquisition. During the years ended December 31, 2021, 2020 and 2019, we capitalized $1.3 million, $0.3 million, and $1.6 million, respectively, of acquisition costs.

Evaluation of Asset Impairment

We evaluate our real estate assets for potential impairment whenever events or changes in circumstances indicate that the carrying amount of a given asset may not be recoverable. We evaluate our real estate assets for impairment on a property-by-property basis. Indicators we use to determine whether an impairment evaluation is necessary include:

•low occupancy levels, forecasted low occupancy levels or near term lease expirations at a specific property;

•current period operating or cash flow losses combined with a historical pattern or future projection of potential continued operating or cash flow losses at a specific property;

•deterioration in rental rates for a specific property as evidenced by sudden significant rental rate decreases or continuous rental rate decreases over numerous quarters, which could signal a continued decrease in future cash flow for that property;

•deterioration of a given rental submarket as evidenced by significant increases in market vacancy and/or negative absorption rates or continuous increases in market vacancy and/or negative absorption rates over numerous quarters, which could signal a decrease in future cash flow for properties within that submarket;

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•significant increases in property sales yields, continuous increases in property sales yields over several quarters, or recent property sales at a loss within a given submarket, each of which could signal a decrease in the market value of properties;

•significant change in strategy or use of a specific property or any other event that could result in a decreased holding period, including classifying a property as held for sale, or significant development delay;

•evidence of material physical damage to the property; and

•default by a significant tenant when any of the other indicators above are present.

When we evaluate for potential impairment our real estate assets to be held and used, we first evaluate whether there are any indicators of impairment. If any impairment indicators are present for a specific real estate asset, we then perform an undiscounted cash flow analysis and compare the net carrying amount of the real estate asset to the real estate asset’s estimated undiscounted future cash flow over the anticipated holding period. If the estimated undiscounted future cash flow is less than the net carrying amount of the real estate asset, we perform an impairment loss calculation to determine if the fair value of the real estate asset is less than the net carrying value of the real estate asset. Our impairment loss calculation compares the net carrying amount of the real estate asset to the real estate asset’s estimated fair value, which may be based on estimated discounted future cash flow calculations or third-party valuations or appraisals. We recognize an impairment loss if the amount of the asset’s net carrying amount exceeds the asset’s estimated fair value. If we recognize an impairment loss, the estimated fair value of the asset becomes its new cost basis. For a depreciable long-lived asset, the new cost basis would be depreciated (amortized) over the remaining useful life of that asset. If a real estate asset is designated as real estate held for sale, it is carried at the lower of the net carrying value or estimated fair value less costs to sell, and depreciation ceases.

Our undiscounted cash flow and fair value calculations contain uncertainties because they require management to make assumptions and to apply judgment to estimate future cash flow and property fair values, including determining our estimated holding period and selecting the discount or capitalization rate that reflects the risk inherent in future cash flow. Estimating projected cash flow is highly subjective as it requires assumptions related to future rental rates, tenant allowances, operating expenditures, property taxes, capital improvements, and occupancy levels. We are also required to make a number of assumptions relating to future economic and market events and prospective operating trends. Determining the appropriate capitalization rate also requires significant judgment and is typically based on many factors including the prevailing rate for the market or submarket, as well as the quality and location of the properties. Further, capitalization rates can fluctuate resulting from a variety of factors in the overall economy or within regional markets. If the actual net cash flow or actual market capitalization rates significantly differ from our estimates, the impairment evaluation for an individual asset could be materially affected.

For each property where such an indicator occurred and/or for properties within a given submarket where such an indicator occurred, we completed an impairment evaluation. After completing this process, we determined that for each of the operating properties evaluated, undiscounted cash flows over the holding period were in excess of carrying value and, therefore, we did not record any impairment losses for these properties for the years ended December 31, 2021, 2020 and 2019.

Cost Capitalization and Depreciation

We capitalize costs associated with development and redevelopment activities, capital improvements, and tenant improvements, including internal compensation costs. For the years ended December 31, 2021, 2020 and 2019, we capitalized $20.7 million, $21.8 million and $25.6 million, respectively, of internal costs to our qualifying development and redevelopment projects. In addition, for development and redevelopment projects, we also capitalize the following costs during periods in which activities necessary to prepare the project for its intended use are in progress: interest costs based on the weighted average interest rate of our outstanding indebtedness for the period, real estate taxes and insurance.

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Amounts capitalized are depreciated or amortized over estimated useful lives determined by management. We depreciate buildings and improvements based on the estimated useful life of the asset, and we amortize tenant improvements over the shorter of the estimated useful life or estimated remaining life of the related lease. All capitalized costs are depreciated or amortized using the straight-line method.

Determining whether expenditures meet the criteria for capitalization and the assignment of depreciable lives requires management to exercise significant judgment. Expenditures that meet one or more of the following criteria generally qualify for capitalization:

•provide benefit in future periods;

•extend the useful life of the asset beyond our original estimates; and

•increase the quality of the asset beyond our original estimates.

Our historical experience has demonstrated that we have not had material write-offs of assets and that our depreciation and amortization estimates have been reasonable and appropriate.

Share-Based Incentive Compensation Accounting

At December 31, 2021, the Company had one share-based incentive compensation plan, the Kilroy Realty 2006 Incentive Award Plan, which is described more fully in Note 15 “Share-Based and Other Compensation” to our consolidated financial statements included in this report. The Executive Compensation Committee determines compensation for executive officers, as defined in Rule 16 under the Exchange Act. Compensation cost for all share-based awards, including options, requires an estimate of fair value on the grant date and compensation cost is recognized on a straight-line basis over the service vesting period, which represents the requisite service period. The grant date fair value for compensation programs that contain market conditions, like modifiers based on total stockholder return (a “market condition”), are performed using complex pricing valuation models that require the input of assumptions, including judgments to estimate expected stock price volatility, expected life, and forfeiture rate. Specifically, the grant date fair value of share-based compensation programs that include market conditions are calculated using a Monte Carlo simulation pricing model and the grant date fair value of stock option grants are calculated using the Black-Scholes valuation model. Additionally, certain of our market condition share-based compensation programs also contain pre-defined financial performance conditions, including FFO per share and debt to EBITDA ratio goals which can impact the number of restricted stock units ultimately earned. This variability relating to the level of the performance condition achieved requires management’s judgment and estimates, which impacts compensation cost recognized for these awards during the performance period. As of December 31, 2021, the performance condition for certain of our outstanding market condition share-based compensation programs has been met and compensation cost for these awards is no longer variable. For these awards, although the number of restricted stock units ultimately earned remains variable subject to the ultimate achievement level of the market condition, compensation cost is no longer variable for these awards as the market condition was already taken into consideration as part of the grant date fair value calculation. As of December 31, 2021, there are certain outstanding share-based compensation awards where the achievement of the performance condition is yet unknown as the award is still within its performance measurement period. For these awards, compensation cost and the number of restricted stock units ultimately earned remains variable and compensation cost for these awards is recorded based the estimated level of achievement of the performance conditions through the requisite service period. Changes to compensation cost resulting from changes in the estimated level of achievement of the performance conditions are recorded as cumulative adjustments in the period the change in the estimated level of achievement of the performance conditions is determined.

For the years ended December 31, 2021, 2020, and 2019 we recorded approximately $26.2 million, $23.4 million, and $18.1 million, respectively, of compensation cost related to programs that were subject to such valuation models. If the valuation of the grant date fair value for such programs changed by 10%, the potential impact to our net income available to common stockholders would be approximately $2.3 million, $2.0 million, and $1.6 million for the years ended December 31, 2021, 2020, and 2019, respectively.

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Factors That May Influence Future Results of Operations

Development and Redevelopment Programs

We believe that a portion of our long-term future growth will continue to come from the completion of our in-process development and redevelopment projects and, subject to market conditions, executing on our future development pipeline, including expanding entitlements. Over the past several years, we increased our focus on development and redevelopment opportunities and expanded our future development pipeline through targeted acquisitions of development opportunities on the West Coast and in June 2021, into Austin, Texas with our acquisition of Indeed Tower, which is in the tenant improvement phase.

We have a proactive planning process by which we continually evaluate the size, timing, costs and scope of our development and redevelopment programs and, as necessary, scale activity to reflect the economic conditions and the real estate fundamentals that exist in our submarkets. We expect to execute on our development and redevelopment programs with prudence and will be pursuing opportunities with attractive economic returns in strategic locations with proximity to public transportation or transportation access and retail amenities and in markets with strong fundamentals and visible demand. We plan to develop in phases, as appropriate, and we generally favor starting projects with pre-leasing activity.

Consistent with 2020, our development activities were largely unaffected by the COVID-19 pandemic during the year ended December 31, 2021; however, the COVID-19 pandemic, and future restrictions intended to prevent its spread if case rates surge again, as a result of the spread of new variants or otherwise, may cause delays or increase costs associated with building materials or construction services necessary for construction which could adversely impact our ability to continue or complete construction as planned, on budget or at all for our development projects, and may delay the start of construction on our future development pipeline projects. Refer to “Part I , Item IA. Risk Factors” included in this report for additional information about the potential impact of the COVID-19 pandemic, and restrictions intended to prevent its spread, on our business, financial condition, results of operations, cash flows, liquidity and ability to satisfy our debt service obligations and to pay dividends and distributions to security holders.

Stabilized Development Projects

During the year ended December 31, 2021, we completed and added the following projects to our stabilized portfolio:

•9455 Towne Centre Drive, University Towne Center, San Diego, California. In March 2019, we commenced construction on this project which totals 160,444 square feet of office space at a total estimated investment of $95.0 million. The project is 100% leased to a global technology company. We completed construction and commenced revenue recognition during the three months ended March 31, 2021.

•12860 El Camino Real (One Paseo - Office Building 1) - Del Mar, San Diego, California. We commenced construction on the office component of this project in December 2018. We completed construction on this building, which encompasses 92,042 square feet of office space at a total estimated investment of $65.0 million in June 2020. At December 31, 2021, the building was 100% occupied.

•12830 El Camino Real (One Paseo - Office Building 2), Del Mar San Diego, California. We commenced construction on the office component of this project in December 2018. We completed construction on this building, which encompasses 196,444 square feet of office space at a total estimated investment of $145.0 million in June 2020. At December 31, 2021, the building was 100% leased and we had commenced revenue recognition on approximately 89% of the project.

•350, 352 and 354 Oyster Point Boulevard (Kilroy Oyster Point - Phase 1), South San Francisco, California. In March 2019, we commenced construction on Phase I of this 39-acre life science campus situated on the waterfront in South San Francisco. 350 Oyster Point Boulevard encompasses 234,892 square feet of office

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space at a total estimated investment of $215.0 million and is 100% leased to one tenant. We completed construction on 350 Oyster Point Boulevard during September 2021 and commenced revenue recognition on October 1, 2021. 352 and 354 Oyster Point Boulevard encompass 425,687 square feet of office space at a total estimated investment of $355.0 million and are 100% leased to one tenant. We completed construction on 352 and 354 Oyster Point Boulevard during October 2021 and commenced revenue recognition on November 1, 2021.

•Jardine, Hollywood, California. We commenced construction on this residential project, which encompasses 193 residential units at a total estimated investment of $185.0 million, in December 2018. We completed construction and commenced revenue recognition during the three months ended June 30, 2021. As of January 27, 2022, the project was 84% leased.

In-Process Development Projects - Tenant Improvement

As of December 31, 2021, the following projects were in the tenant improvement phase:

•2100 Kettner, Little Italy, San Diego, California. We commenced construction on this project in September 2019. This project is comprised of approximately 235,000 square feet of office space for a total estimated investment of $140.0 million. We currently expect this project to reach stabilization in the third quarter of 2022.

•333 Dexter, South Lake Union, Seattle, Washington. We commenced construction on this project in June 2017. This project encompasses approximately 635,000 square feet of office space at a total estimated investment of $410.0 million and 100% of the project is leased to a global technology company. In June 2020, we completed construction and commenced revenue recognition on the first phase of the project, representing approximately 49% of the project. The remaining two phases are currently expected to reach stabilization in the second half of 2022.

•Indeed Tower, Austin CBD, Austin, Texas. We acquired this project upon core/shell completion in June 2021. This project encompasses approximately 734,000 square feet of office space at a total estimated investment of $690.0 million and is 58% leased to four tenants with 42% of the space leased to Indeed.com through 2034. We currently expect this project to reach stabilization in the first quarter of 2024.

In-Process Development Projects - Under Construction

As of December 31, 2021, we had two projects in our in-process development pipeline that were under construction:

•Kilroy Oyster Point (Phase 2), South San Francisco, California. In June 2021, we commenced construction on Phase 2 of this 39-acre life science campus situated on the waterfront in South San Francisco. The second phase encompasses approximately 875,000 square feet of office space across three buildings at a total estimated investment of $940.0 million.

•9514 Towne Centre Drive, University Towne Center, San Diego, California. In September 2021, we commenced construction on this project, which is comprised of 71,000 square feet of office space at a total estimated investment of $60.0 million. The building is 100% leased.

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In-Process Redevelopment

As of December 31, 2021, we had one redevelopment project that was under construction:

•12340 El Camino Real, Del Mar, San Diego, California. During the three months ended December 31, 2021, we began the phased redevelopment of this property, comprised of approximately 96,000 square feet, for life science use. We expect to complete redevelopment of the project in the third quarter of 2022 with total estimated redevelopment costs of $40.0 million, inclusive of the depreciated basis of the building. The project is 100% leased to a life science tenant and will have phased commencement dates during 2022.

Committed Redevelopment

As of December 31, 2021, we had two projects that were committed for redevelopment in phases based on existing lease expiration dates and timing of tenant improvement build-outs:

•12400 High Bluff Drive, Del Mar, San Diego, California. We executed a lease with a life science tenant for 182,000 square feet of this property, of which we plan to redevelop approximately 144,000 square feet, beginning in the first quarter of 2022. We expect to complete redevelopment of the project in the third quarter of 2022 with total estimated redevelopment costs of $50.0 million, inclusive of 66% of the depreciated basis of the building.

•4690 Executive Drive, University Towne Center, San Diego, California. We plan to redevelop this property, comprised of approximately 52,000 square feet, in phases, beginning in the second quarter of 2022 for life science use. We expect to complete redevelopment of the project in the third quarter of 2023 with total estimated redevelopment costs of $25.0 million, inclusive of the depreciated basis of the building. The project is 100% leased to a life science tenant.

Future Development Pipeline

As of December 31, 2021, our future development pipeline included six future projects located in Greater Seattle, the San Francisco Bay Area and San Diego County with an aggregate cost basis of approximately $1.0 billion, at which we believe we could develop more than 5.5 million rentable square feet for a total estimated investment of approximately $5.0 billion to $7.0 billion, depending on successfully obtaining entitlements and market conditions.

The following table sets forth information about our future development pipeline.

Future Development PipelineLocationApprox. Developable Square Feet (1)Total Costs as of 12/31/2021($ in millions)(2)
San Diego County
Santa Fe Summit – Phases 2 and 356 Corridor600,000 - 650,000$87.8
2045 Pacific HighwayLittle Italy275,00048.7
Kilroy East VillageEast VillageTBD61.8
San Francisco Bay Area
Kilroy Oyster Point - Phases 3 and 4South San Francisco875,000 - 1,000,000203.6
Flower MartSOMA2,300,000460.8
Greater Seattle
SIX0 - Office & ResidentialDenny Regrade925,000155.2
TOTAL:$1,017.9

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(1)The developable square feet and scope of projects could change materially from estimated data provided due to one or more of the following: any significant changes in the economy, market conditions, our markets, tenant requirements and demands, construction costs, new supply, regulatory and entitlement processes or project design.

(2)Represents cash paid and costs incurred, including accrued liabilities in accordance with GAAP, as of December 31, 2021.

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Fluctuations in our development activities could cause fluctuations in the average development asset balances qualifying for interest and other carrying cost and internal cost capitalization in future periods. During the years ended December 31, 2021 and 2020, we capitalized interest on in-process development projects and future development pipeline projects with an average aggregate cost basis of approximately $2.0 billion, as it was determined these projects qualified for interest and other carrying cost capitalization under GAAP. In the event of an extended cessation of development activities, such projects may potentially no longer qualify for capitalization of interest or other carrying costs. However, a cessation of development activities caused by events outside of our control, such as those as a result of government restrictions aimed at stopping the spread of COVID-19, would not impact our ability to capitalize interest and other carrying costs. For the years ended December 31, 2021 and 2020, we capitalized $80.2 million and $79.6 million, respectively, of interest to our qualifying development and redevelopment projects. For the years ended December 31, 2021 and 2020, we capitalized $20.7 million and $21.8 million, respectively, of internal costs to our qualifying redevelopment and development projects.

Capital Recycling Program

We continuously evaluate opportunities for the potential disposition of non-core properties and undeveloped land in our portfolio or the formation of strategic ventures with the intent of recycling the proceeds generated into capital used to fund new operating and development acquisitions, to finance development and redevelopment expenditures, to repay long-term debt and for other general corporate purposes. As part of this strategy, we attempt to enter into Section 1031 Exchanges and other tax deferred transaction structures, when possible, to defer some or all of the taxable gains on the sales, if any, for federal and state income tax purposes. See the “Liquidity and Capital Resources of the Operating Partnership – Liquidity Sources” section for further discussion of our capital recycling activities.

In connection with our capital recycling strategy, during 2021, we completed the sale of three office properties to unaffiliated third parties for total gross sales proceeds of $1.12 billion through the sale of three office buildings. The taxable gain from the $1.08 billion disposition of one of these office buildings was deferred through a Section 1031 Exchange. During 2020, we completed the sale of one office property to unaffiliated third parties for total gross sales proceeds of $75.9 million.

The timing of any potential future disposition or strategic venture transactions will depend on market conditions and other factors, including but not limited to our capital needs, the availability of financing for potential buyers (which has been and may continue to be constrained for some potential buyers due to the ongoing COVID-19 pandemic’s impact on economic and market conditions, including the financial markets), and our ability to defer some or all of the taxable gains on the sales. We cannot assure that we will dispose of any additional properties, enter into any additional strategic ventures, or that we will be able to identify and complete the acquisition of a suitable replacement property to effect a Section 1031 Exchange or be able to use other tax deferred structures in connection with our strategy. See the “Liquidity and Capital Resources of the Operating Partnership – Liquidity Sources” section for further information.

Acquisitions

As part of our growth strategy, which is highly dependent on market conditions and business cycles, among other factors, we continue to evaluate strategic opportunities and remain a disciplined buyer of development and redevelopment opportunities as well as value-add and strategic operating properties and land.  We focus on growth opportunities primarily in markets populated by knowledge and creative-based tenants in a variety of industries, including technology, media, healthcare, life sciences, entertainment and professional services.  Against the backdrop of market volatility, we expect to manage a strong balance sheet, execute on our development and redevelopment programs and selectively evaluate opportunities that we believe have the potential to either add immediate Net Operating Income to our portfolio or play a strategic role in our future growth.

During the year ended December 31, 2021, we acquired one operating property, the land underlying a historical ground lease and two development properties in four transactions for a total cash purchase price of $1.16 billion. We did not acquire any operating or development properties during the year ended December 31, 2020. We generally finance our acquisitions through proceeds from the issuance of debt and equity securities, borrowings

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under our unsecured revolving credit facility, proceeds from our capital recycling program, the assumption of existing debt and cash flows from operations.

In connection with our growth strategy, we often have one or more potential acquisitions of properties and/or undeveloped land under consideration that are in varying stages of negotiation and due diligence review, or under contract, at any point in time. However, we cannot provide assurance that we will enter into any agreements to acquire properties, or undeveloped land, or that the potential acquisitions contemplated by any agreements we may enter into in the future will be completed. In addition, acquisitions are subject to various risks and uncertainties and we may be unable to complete an acquisition after making a nonrefundable deposit or incurring acquisition-related costs.

Incentive Compensation

Our Executive Compensation Committee determines compensation, including cash bonuses and equity incentives, for our executive officers, as defined in Rule 16 under the Exchange Act. For 2021, the annual cash bonus program was structured to allow the Executive Compensation Committee to evaluate a variety of key quantitative and qualitative metrics at the end of the year and make a determination based on the Company’s and management’s overall performance. Our Executive Compensation Committee also grants equity incentive awards from time to time that include performance-based and/or market-measure based vesting requirements and time-based vesting requirements. As a result, accrued incentive compensation and compensation expense for future awards may be affected by our operating and development performance, financial results, stock price, performance against applicable performance-based vesting goals, market conditions, liquidity measures, and other factors. Consequently, we cannot predict the amounts that will be recorded in future periods related to such incentive compensation.

As of December 31, 2021, there was approximately $23.6 million of total unrecognized compensation cost related to outstanding nonvested RSUs issued under share-based compensation arrangements. Those costs are expected to be recognized over a weighted-average period of 1.6 years. The ultimate amount of compensation cost recognized related to outstanding nonvested RSUs issued under share-based compensation arrangements may vary for performance-based RSUs that are still in the performance period based on performance against applicable performance-based vesting goals. The $23.6 million of unrecognized compensation cost does not reflect the future compensation cost for any potential share-based awards that may be issued subsequent to December 31, 2021. Share-based compensation expense for potential future awards could be affected by our operating and development performance, financial results, stock price, performance against applicable performance-based vesting goals, market conditions and other factors. For additional information regarding our equity incentive awards, see Note 15 “Share-Based and Other Compensation” to our consolidated financial statements included in this report.

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Information on Leases Commenced and Executed

Leasing Activity and Changes in Rental Rates. The amount of net rental income generated by our properties depends principally on our ability to maintain the occupancy rates of currently leased space and to lease currently available space, newly developed or redeveloped properties, newly acquired properties with vacant space, and space available from unscheduled lease terminations. The amount of rental income we generate also depends on our ability to maintain or increase rental rates in our submarkets. Negative trends in one or more of these factors could adversely affect our rental income in future periods. The following tables set forth certain information regarding leasing activity for our stabilized portfolio during the year ended December 31, 2021.

For Leases Commenced

1st & 2nd Generation (1)(2)2nd Generation (1)(2)
Number ofLeases (3)RentableSquare Feet (3)Retention Rates (4)TI/LC perSq. Ft. (5)TI/LC per Sq. Ft. / YearChanges inRents (6)(7)Changes inCash Rents (8)Weighted Average Lease Term (in months)
NewRenewalNewRenewal
Year Ended December 31, 202152431,503,377407,98837.5%$57.44$8.7348.4%28.6%79

For Leases Executed (9)

1st & 2nd Generation (1)(2)2nd Generation (1)(2)
Number of Leases (3)Rentable Square Feet (3)TI/LC per Sq. Ft. (5)TI/LC Per Sq. Ft. / YearChanges inRents (6)(7)Changes inCash Rents (8)Weighted Average Lease Term (in months)
NewRenewalNewRenewal
Year Ended December 31, 20215243768,624407,988$38.15$7.8920.8%7.0%58

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(1)Includes 100% of consolidated property partnerships.

(2)First generation leasing includes space where we have made capital expenditures that result in additional revenue generated when the space is re-leased. Second generation leasing includes space where we have made capital expenditures to maintain the current market revenue stream.

(3)Represents leasing activity for leases that commenced or were signed during the period, including first and second generation space, net of month-to-month leases. Excludes leasing on new construction.

(4)Calculated as the percentage of space either renewed or expanded into by existing tenants or subtenants at lease expiration.

(5)Tenant improvements and leasing commissions per square foot exclude tenant-funded tenant improvements.

(6)Calculated as the change between GAAP rents for new/renewed leases and the expiring GAAP rents for the same space. Excludes leases for which the space was vacant longer than one year or vacant when the property was acquired.

(7)Excludes commenced and executed leases of approximately 972,706 and 528,897 rentable square feet, respectively, for the year ended December 31, 2021, for which the space was vacant longer than one year or being leased for the first time. Space vacant for more than one year is excluded from our change in rents calculations to provide a more meaningful market comparison.

(8)Calculated as the change between stated rents for new/renewed leases and the expiring stated rents for the same space. Excludes leases for which the space was vacant longer than one year or vacant when the property was acquired.

(9)For the year ended December 31, 2021, 20 new leases totaling 565,035 rentable square feet were signed but not commenced as of December 31, 2021.

Our rental rates and occupancy are impacted by general economic conditions, including the pace of regional economic growth and access to capital. Therefore, we cannot give any assurance that leases will be renewed or that available space will be re-leased at rental rates equal to or above the current market rates. In addition, although we believe the weighted average cash rental rates for our stabilized portfolio are generally below current market rates in many of our markets, we are currently unable to provide further comparative information at December 31, 2021 due to the relatively low level of recent transaction volume in our markets as a result of the COVID-19 pandemic.

As restrictions intended to prevent the spread of COVID-19 began to be lifted during the year ended December 31, 2021, we started to see an increase in prospective tenant tours and inquiries and leasing activity compared to 2020 levels. While we do not believe that our development leasing and ability to renew leases scheduled to expire has been significantly impacted by the COVID-19 pandemic, we do believe that the impact of the restrictions and social distancing guidelines and the economic uncertainty caused by the COVID-19 pandemic has impacted the timing and volume of leasing and may continue to do so in the future, particularly if case rates surge again, as a result of the spread of new variants or otherwise. Additionally, decreased demand, increased competition (including sublease space available from our tenants) and other negative trends or unforeseeable events that impair our ability

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to timely renew or re-lease space could have further negative effects on our future financial condition, results of operations, and cash flows.

Scheduled Lease Expirations. The following tables set forth certain information regarding our lease expirations for our stabilized portfolio for the next five years and by region for the next two years.

Lease Expirations (1)

Year of Lease ExpirationNumber of Expiring LeasesTotal Square Feet% of Total Leased Sq. Ft.Annualized Base Rent (2)(3)% of Total Annualized Base Rent (2)Annualized Base Rent per Sq. Ft. (2)
2022 (4)59799,7695.8%$34,1784.5%$42.73
2023 (4)791,557,42411.1%79,36610.4%50.96
2024651,039,2037.4%48,5816.3%46.75
202560798,3525.7%39,7845.2%49.83
2026491,829,44013.1%83,85610.9%45.84
Total3126,024,18843.1%$285,76537.3%$47.44
YearRegion# of Expiring LeasesTotal Square Feet% of Total Leased Sq. Ft.AnnualizedBase Rent (2)(3)% of TotalAnnualizedBase Rent (2)Annualized Rentper Sq. Ft. (2)
2022 (4)Greater Los Angeles41339,8812.4%$14,7531.9%$43.41
San Diego County9336,7922.5%13,9651.9%41.46
San Francisco Bay Area550,1660.4%3,1800.4%63.39
Greater Seattle472,9300.5%2,2800.3%31.26
Total59799,7695.8%$34,1784.5%$42.73
2023 (4)Greater Los Angeles44436,4973.1%$23,6253.1%$54.12
San Diego County10193,8421.4%8,3421.1%43.04
San Francisco Bay Area16437,5883.1%26,7843.5%61.21
Greater Seattle9489,4973.5%20,6152.7%42.11
Total791,557,42411.1%$79,36610.4%$50.96

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(1)    For leases that have been renewed early with existing tenants, the expiration date and annualized base rent information presented takes into consideration the renewed lease terms. Excludes leases not commenced as of December 31, 2021, space leased under month-to-month leases, storage leases, vacant space and future lease renewal options not executed as of December 31, 2021.

(2)    Annualized base rent includes the impact of straight-lining rent escalations and the amortization of free rent periods and excludes the impact of the following: amortization of deferred revenue related tenant-funded tenant improvements, amortization of above/below market rents, amortization for lease incentives due under existing leases, and expense reimbursement revenue. Additionally, the underlying leases contain various expense structures including full service gross, modified gross and triple net. Percentages represent percentage of total portfolio annualized contractual base rental revenue. For additional information on tenant improvement and leasing commission costs incurred by the Company for the current reporting period, please see further discussion under the caption “Information on Leases Commenced and Executed.”

(3)    Includes 100% of annualized base rent of consolidated property partnerships.

(4)    Adjusting for leases executed as of December 31, 2021 but not yet commenced, the 2022 and 2023 expirations would be reduced by 214,542 and 18,728 square feet, respectively.

In addition to the 1.3 million rentable square feet, or 8.1%, of currently available space in our stabilized portfolio, leases representing approximately 5.8% and 11.1% of the occupied square footage of our stabilized portfolio are scheduled to expire during 2022 and 2023, respectively. The leases scheduled to expire in 2022 and 2023 represent approximately 2.4 million rentable square feet, or 14.9%, of our total annualized base rental revenue. Adjusting for leases executed as of December 31, 2021 but not yet commenced, the remaining 2022 and 2023 expirations would be 585,227 and 1,538,696 square feet, respectively.

Sublease Space. Of our leased space as of December 31, 2021, approximately 1.4 million rentable square feet, or 8.8% of the square footage in our stabilized portfolio, was available for sublease, primarily in the San Francisco Bay Area region. Of the 8.8% of available sublease space in our stabilized portfolio as of December 31, 2021, approximately 6.4% was vacant space, and the remaining 2.4% was occupied. Of the approximately 1.4 million rentable square feet available for sublease as of December 31, 2021, approximately 45,231 rentable square feet representing six leases are scheduled to expire in 2022, and approximately 45,321 rentable square feet representing four leases are scheduled to expire in 2023.

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Stabilized Portfolio Information

As of December 31, 2021, our stabilized portfolio was comprised of 120 office and life science properties encompassing an aggregate of approximately 15.5 million rentable square feet and 1,001 residential units. Our stabilized portfolio includes all of our properties with the exception of development properties currently committed for construction, under construction or in the tenant improvement phase, redevelopment projects under construction, undeveloped land and real estate assets held for sale. We define redevelopment properties as those properties for which we expect to spend significant development and construction costs on the existing or acquired buildings pursuant to a formal plan, the intended result of which is a higher economic return on the property. We define properties in the tenant improvement phase as office and life science properties that we are developing or redeveloping where the project has reached cold shell condition and is ready for tenant improvements, which may require additional major base building construction before being placed in service. Projects in the tenant improvement phase are added to our stabilized portfolio once the project reaches the earlier of 95% occupancy or one year from the date of the cessation of major base building construction activities. Costs capitalized to construction in progress for development and redevelopment properties are transferred to land and improvements, buildings and improvements, and deferred leasing costs on our consolidated balance sheets as the historical cost of the property as the projects or phases of projects are placed in service.

We did not have any properties held for sale at December 31, 2021. Our stabilized portfolio also excludes our future development pipeline, which as of December 31, 2021 was comprised of six potential development sites, representing approximately 59 gross acres of undeveloped land on which we believe we have the potential to develop more than 5.5 million rentable square feet, depending upon economic conditions.

As of December 31, 2021, the following properties were excluded from our stabilized portfolio:

Number of Properties/ProjectsEstimated Rentable Square Feet (1)
In-process development projects - tenant improvement (2)31,604,000
In-process development projects - under construction2946,000
In-process redevelopment projects - under construction (3)196,000

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(1)Estimated rentable square feet upon completion.

(2)Includes the development property acquired in Austin, Texas during the year ended December 31, 2021. Refer to Note 3 “Acquisitions” to our consolidated financial statements included in this report for additional information.

(3)Excludes the two committed redevelopment projects at December 31, 2021, which are included in the stabilized portfolio.

The following table reconciles the changes in the rentable square feet in our stabilized office portfolio of operating properties from December 31, 2020 to December 31, 2021:

Number of BuildingsRentable Square Feet
Total as of December 31, 202011714,620,166
Acquisitions1539,226
Completed development properties placed in-service61,109,509
Properties transferred to redevelopment(1)(89,990)
Dispositions(3)(852,746)
Remeasurement—130,363
Total as of December 31, 2021 (1)12015,456,528

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(1)Includes four properties owned by consolidated property partnerships (see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report for additional information).

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Occupancy Information

The following table sets forth certain information regarding our stabilized portfolio:

Stabilized Portfolio Occupancy

RegionNumber of BuildingsRentable Square FeetOccupancy at (1)
12/31/202112/31/202012/31/2019
Greater Los Angeles554,436,65686.1%88.1%95.2%
San Diego County222,426,58595.9%85.2%89.7%
San Francisco Bay Area346,211,87592.4%94.5%95.0%
Greater Seattle92,381,41297.2%94.7%97.7%
Total Stabilized Office Portfolio12015,456,52891.9%91.2%94.6%
Average Occupancy
Year Ended December 31,
20212020
Stabilized Office Portfolio (1)91.7%92.6%
Same Store Portfolio (2)91.3%92.4%
Residential Portfolio (3)78.0%72.0%

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(1)    Occupancy percentages reported are based on our stabilized office portfolio as of the end of the period presented and exclude occupancy percentages of properties held for sale. Represents economic occupancy.

(2)    Occupancy percentages reported are based on office properties owned and stabilized as of January 1, 2020 and still owned and stabilized as of December 31, 2021. See discussion under “Results of Operations” for additional information.

(3)    Our residential portfolio consists of our 200-unit residential tower and 193-unit Jardine project in Hollywood, California and 608 residential units at our One Paseo mixed-use project in Del Mar, California.

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Results of Operations

Comparison of the Year Ended December 31, 2021 to the Year Ended December 31, 2020

Net Operating Income

Management internally evaluates the operating performance and financial results of our stabilized portfolio based on Net Operating Income. We define “Net Operating Income” as consolidated operating revenues (rental income and other property income) less consolidated operating expenses (property expenses, real estate taxes and ground leases).

Net Operating Income is considered by management to be an important and appropriate supplemental performance measure to net income because we believe it helps both investors and management to understand the core operations of our properties excluding corporate and financing-related costs and non-cash depreciation and amortization. Net Operating Income is an unlevered operating performance metric of our properties and allows for a useful comparison of the operating performance of individual assets or groups of assets. This measure thereby provides an operating perspective not immediately apparent from GAAP income from operations or net income. In addition, Net Operating Income is considered by many in the real estate industry to be a useful starting point for determining the value of a real estate asset or group of assets. Other real estate companies may use different methodologies for calculating Net Operating Income, and accordingly, our presentation of Net Operating Income may not be comparable to other real estate companies. Because of the exclusion of the items shown in the reconciliation below, Net Operating Income should only be used as a supplemental measure of our financial performance and not as an alternative to GAAP income from operations or net income.

Management further evaluates Net Operating Income by evaluating the performance from the following property groups:

•Same Store Properties – includes the consolidated results of all of the office properties that were owned and included in our stabilized portfolio for two comparable reporting periods, i.e., owned and included in our stabilized portfolio as of January 1, 2020 and still owned and included in the stabilized portfolio as of December 31, 2021, including our 200-unit residential tower in Hollywood, California;

•Development Properties – includes the results generated by certain of our in-process development and redevelopment projects, expenses for certain of our future development projects and the results generated by the following stabilized development properties:

â—¦One retail development project that was added to the stabilized portfolio in the first quarter of 2020;

â—¦One office development project that was added to the stabilized portfolio in the fourth quarter of 2020;

â—¦One office development project that was added to the stabilized portfolio in the first quarter of 2021;

â—¦One office building that was added to the stabilized portfolio in the second quarter of 2021;

â—¦Two office buildings that were added to the stabilized portfolio in the third quarter of 2021;

â—¦Two office buildings that were added to the stabilized portfolio in the fourth quarter of 2021;

â—¦608 residential units at our One Paseo mixed-use project in Del Mar, California that were added to the stabilized portfolio in the third quarter of 2020; and

â—¦193 residential units at our Jardine project in Hollywood, California that were added to the stabilized portfolio in the second quarter of 2021.

•Acquisition Properties – includes the results, from the date of acquisition through the periods presented, for the one property acquired in the third quarter of 2021; and

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•Disposition Properties – includes the results of the one property disposed of in the fourth quarter of 2020, the one property disposed of in the first quarter of 2021, and the two properties disposed of in the fourth quarter of 2021.

The following table sets forth certain information regarding the property groups within our stabilized office portfolio as of December 31, 2021.

Group# of BuildingsRentable Square Feet
Same Store Properties10813,350,534
Stabilized Development Properties (1)111,566,768
Acquisition Properties1539,226
Total Stabilized Portfolio12015,456,528

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(1)Excludes development projects in the tenant improvement phase, our in-process development and redevelopment projects and future development projects.

The following table summarizes our Net Operating Income, as defined, for our total portfolio for the years ended December 31, 2021 and 2020.

Year Ended December 31,Dollar ChangePercentage Change
20212020
($ in thousands)
Reconciliation of Net Income Available to Common Stockholders to Net Operating Income, as defined:
Net Income Available to Common Stockholders$628,144$187,105$441,039235.7%
Net income attributable to noncontrolling common units of the Operating Partnership6,1632,8693,294114.8
Net income attributable to noncontrolling interests in consolidated property partnerships24,60317,3197,28442.1
Net income$658,910$207,293$451,617217.9%
Unallocated expense (income):
General and administrative expenses92,74999,264(6,515)(6.6)
Leasing costs3,2494,493(1,244)(27.7)
Depreciation and amortization310,043299,30810,7353.6
Interest income and other net investment gain(3,916)(3,424)(492)14.4
Interest expense78,55570,7727,78311.0
Loss on early extinguishment of debt12,246—12,246100.0
Gains on sales of depreciable operating properties(463,128)(35,536)(427,592)1,203.3
Net Operating Income, as defined$688,708$642,170$46,5387.2%

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The following tables summarize our Net Operating Income, as defined, for our total portfolio for the years ended December 31, 2021 and 2020.

Year Ended December 31,
20212020
Same StoreDevelop-mentAcquisi-tionDisposi-tionTotalSame StoreDevelop-mentAcquisi-tionDisposi-tionTotal
(in thousands)
Operating revenues:
Rental income$797,696$118,974$9,908$22,416$948,994$768,864$35,902$—$87,540$892,306
Other property income4,8561,13840126,0465,178576—3376,091
Total802,552120,1129,94822,428955,040774,04236,478—87,877898,397
Property and related expenses:
Property expenses140,99420,2491,3073,152165,702136,8998,227—9,992155,118
Real estate taxes74,86515,8518401,65393,20973,6057,290—11,32392,218
Ground leases7,39031——7,4218,891———8,891
Total223,24936,1312,1474,805266,332219,39515,517—21,315256,227
Net Operating Income, as defined$579,303$83,981$7,801$17,623$688,708$554,647$20,961$—$66,562$642,170
Year Ended December 31, 2021 as compared to the Year Ended December 31, 2020
Same StoreDevelopmentAcquisitionDispositionTotal
Dollar ChangePercent ChangeDollar ChangePercent ChangeDollar ChangePercent ChangeDollar ChangePercent ChangeDollar ChangePercent Change
($ in thousands)
Operating revenues:
Rental income$28,8323.7%$83,072231.4%$9,908100.0%$(65,124)(74.4)%$56,6886.4%
Other property income(322)(6.2)%56297.6%40100.0%(325)(96.4)%(45)(0.7)%
Total28,5103.7%83,634229.3%9,948100.0%(65,449)(74.5)%56,6436.3%
Property and related expenses:
Property expenses4,0953.0%12,022146.1%1,307100.0%(6,840)(68.5)%10,5846.8%
Real estate taxes1,2601.7%8,561117.4%840100.0%(9,670)(85.4)%9911.1%
Ground leases(1,501)(16.9)%31100.0%——%——%(1,470)(16.5)%
Total3,8541.8%20,614132.8%2,147100.0%(16,510)(77.5)%10,1053.9%
Net Operating Income, as defined$24,6564.4%$63,020300.7%$7,801100.0%$(48,939)(73.5)%$46,5387.2%

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Net Operating Income increased $46.5 million, or 7.2%, for the year ended December 31, 2021 as compared to the year ended December 31, 2020 primarily resulting from:

•An increase of $24.7 million attributable to the Same Store Properties which was driven by the following activity:

•An increase in total operating revenues of $28.5 million, or 3.7%, primarily due to the following:

•$16.6 million increase related to the impact of COVID-19 in 2020, comprised of:

•$16.5 million increase primarily due to lower charges in 2021 against rental income due to tenant creditworthiness considerations;

•$1.7 million increase from the recognition of deferred rent balances associated with tenants restored from a cash basis of revenue recognition to an accrual basis of revenue recognition in 2021; partially offset by

•$1.6 million decrease due to lower parking income due to a reduction in the number of monthly parking spaces rented across all regions;

•$7.5 million increase primarily due to early lease termination fees received in 2021 for one tenant in San Diego County and one tenant in the San Francisco Bay Area;

•$4.4 million increase in the tenant reimbursement component of rental income primarily related to:

•$2.4 million increase due to higher real estate taxes and other various operating expense increases at properties across all regions; and

•$2.0 million increase due to higher occupancy primarily in the Greater Seattle and San Francisco Bay Area regions; partially offset by

•An increase in property and related expenses of $3.9 million primarily due to an increase in reimbursable expenses such as property taxes, security, window cleaning, repairs & maintenance and various other recurring expenses due to various maintenance and other projects that were postponed from 2020 to 2021, partially offset by lower ground rent expense due to the acquisition of the land underlying a historical ground lease in 2020 and lower property taxes at two ground lease properties.

•An increase of $63.0 million attributable to the Development Properties; and

•An increase of $7.8 million attributable to the Acquisition Properties; partially offset by

•A decrease of $48.9 million attributable to the Disposition Properties.

Other Expenses and Income

General and Administrative Expenses

General and administrative expenses decreased by approximately $6.5 million, or 6.6%, for the year ended December 31, 2021 compared to the year ended December 31, 2020 primarily due to the following:

•A decrease of $4.4 million in compensation related expenses, primarily due to severance costs related to the departure of an executive officer and certain other employees in 2020 offset by increased incentive compensation accruals in 2021 due to the overall performance of the Company; and

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•A decrease of $4.8 million due to lower political contributions in 2021; partially offset by

•An increase of $3.0 million primarily due to a settlement payment received in 2020 from a previously disclosed litigation matter, which reduced 2020 legal expenses and additional corporate events and activities in 2021.

Leasing Costs

Leasing costs decreased by $1.2 million, or 27.7%, for the year ended December 31, 2021 compared to the year ended December 31, 2020 primarily due to a reduction of leasing overhead during the year ended December 31, 2021. See the “Factors that May Influence Future Results of Operations – Information on Leases Commenced and Executed” and “Liquidity and Capital Resources of the Operating Partnership – Liquidity Uses” sections for further information.

Depreciation and Amortization

Depreciation and amortization increased by approximately $10.7 million, or 3.6%, for the year ended December 31, 2021 compared to the year ended December 31, 2020, primarily due to the following:

•An increase of $23.8 million attributable to the Development Properties;

•An increase of $10.9 million attributable to the Acquisition Properties; partially offset by

•A decrease of $15.7 million attributable to the Disposition Properties; and

•A decrease of $8.3 million attributable to the Same Store Properties.

Interest Expense

The following table sets forth our gross interest expense, including debt discounts and deferred financing cost amortization and capitalized interest, including capitalized debt discounts and deferred financing cost amortization for the years ended December 31, 2021 and 2020.

Year Ended December 31,Dollar ChangePercentage Change
20212020
($ in thousands)
Gross interest expense$158,756$150,325$8,4315.6%
Capitalized interest and deferred financing costs(80,201)(79,553)(648)0.8
Interest expense$78,555$70,772$7,78311.0%

Gross interest expense, before the effect of capitalized interest and deferred financing costs, increased $8.4 million, or 5.6%, for the year ended December 31, 2021 as compared to the year ended December 31, 2020, primarily due to an increase in the average outstanding debt balance for the year ended December 31, 2021.

Capitalized interest and deferred financing costs remained generally consistent for the year ended December 31, 2021 compared to the year ended December 31, 2020. During the years ended December 31, 2021 and 2020, we capitalized interest on in-process development and redevelopment projects and future development pipeline projects with an average aggregate cost basis of approximately $2.0 billion. In the event of an extended cessation of development or redevelopment activities to get any of these projects ready for its intended use, such projects could potentially no longer qualify for capitalization of interest or other carrying costs. However, a cessation of development or redevelopment activities caused by events outside of our control, such as those as a result of government restrictions aimed at stopping the spread of COVID-19, would not impact our ability to capitalize interest and other carrying costs. Refer to “Part I, Item IA. Risk Factors” included in this report for additional

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information about the potential impact of the COVID-19 pandemic, and restrictions intended to prevents its spread, on our business, financial condition, results of operations, cash flows, liquidity and ability to satisfy our debt service obligations and to pay dividends and distributions to security holders.

Loss on Early Extinguishment of Debt

In October 2021, we early redeemed the $300.0 million aggregate principal amount of our outstanding 3.800% unsecured senior notes that were scheduled to mature on January 15, 2023. In connection with the early redemption, we incurred a $12.2 million loss on early extinguishment of debt comprised of a $12.1 million premium paid to the note holders at the redemption date and a $0.1 million write-off of the unamortized discount and unamortized deferred financing costs.

Net income attributable to noncontrolling interests in consolidated property partnerships

Net income attributable to noncontrolling interests in consolidated property partnerships increased $7.3 million, or 42.1%, for the year ended December 31, 2021 compared to the year ended December 31, 2020 primarily due to a new lease at a higher rate at one property held in a property partnership in 2021 and a decrease in charges related to the creditworthiness of certain tenants in 2021. The amounts reported for the years ended December 31, 2021 and 2020 are comprised of the noncontrolling interest’s share of net income for 100 First Member, LLC (“100 First LLC”) and 303 Second Street Member, LLC (“303 Second LLC”) and the noncontrolling interest’s share of net income for Redwood LLC. See Note 11 “Noncontrolling Interests on the Company’s Consolidated Financial Statements” to our consolidated financial statements included in this report for additional information.

Comparison of the Year Ended December 31, 2020 to the Year Ended December 31, 2019

Refer to “Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations –Results of Operations” in our Form 10-K for the year ended December 31, 2020 for a discussion of the year ended December 31, 2020 compared to the year ended December 31, 2019.

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Liquidity and Capital Resources of the Company

In this “Liquidity and Capital Resources of the Company” section, the term the “Company” refers only to Kilroy Realty Corporation on an unconsolidated basis and excludes the Operating Partnership and all other subsidiaries.

The Company’s business is operated primarily through the Operating Partnership. Distributions from the Operating Partnership are the Company’s primary source of capital. The Company believes the Operating Partnership’s sources of working capital, specifically its cash flow from operations and borrowings available under its unsecured revolving credit facility and funds from its capital recycling program, including strategic ventures, are adequate for it to make its distribution payments to the Company and, in turn, for the Company to make its dividend payments to its common stockholders for the next twelve months. Cash flows from operating activities generated by the Operating Partnership for the year ended December 31, 2021 were sufficient to cover the Company’s payment of cash dividends to its stockholders. However, there can be no assurance that the Operating Partnership’s sources of capital will continue to be available at all or in amounts sufficient to meet its needs, including its ability to make distributions to the Company. The unavailability of capital could adversely affect the Operating Partnership’s ability to make distributions to the Company, which would in turn, adversely affect the Company’s ability to pay cash dividends to its stockholders.

The Company is a well-known seasoned issuer and the Company and the Operating Partnership have an effective shelf registration statement that provides for the public offering and sale from time to time by the Company of its preferred stock, common stock, depositary shares, warrants and guarantees of debt securities and by the Operating Partnership of its debt securities, in each case in unlimited amounts. The Company evaluates the capital markets on an ongoing basis for opportunities to raise capital, and, as circumstances warrant, the Company and the Operating Partnership may issue securities of all of these types in one or more offerings at any time and from time to time on an opportunistic basis, depending upon, among other things, market conditions, available pricing and capital needs. When the Company receives proceeds from the sales of its preferred or common stock, it generally contributes the net proceeds from those sales to the Operating Partnership in exchange for corresponding preferred or common partnership units of the Operating Partnership. The Operating Partnership may use these proceeds and proceeds from the sale of its debt securities to repay debt, including borrowings under its unsecured revolving credit facility, to develop new or redevelop existing properties, to make acquisitions of properties or portfolios of properties, or for general corporate purposes.

As the sole general partner with control of the Operating Partnership, the Company consolidates the Operating Partnership for financial reporting purposes, and the Company does not have significant assets other than its investment in the Operating Partnership. Therefore, the assets and liabilities and the revenues and expenses of the Company and the Operating Partnership are substantially the same on their respective financial statements. The section entitled “Liquidity and Capital Resources of the Operating Partnership” should be read in conjunction with this section to understand the liquidity and capital resources of the Company on a consolidated basis and how the Company is operated as a whole.

Liquidity Highlights

As of December 31, 2021, we had approximately $414.1 million in cash and cash equivalents. As of the date of this report, we had $1.1 billion available under our unsecured revolving credit facility and our next debt maturity occurs in December 2024. We believe that our available liquidity demonstrates a strong balance sheet and makes us well positioned to navigate any additional future uncertainties. In addition, the Company is a well-known seasoned issuer and has historically been able to raise capital on a timely basis in the public markets, as well as the private markets. Any future financings, however, will depend on market conditions for both capital raises and the investment of such proceeds and there can be no assurances that we will successfully obtain such financings.

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Distribution Requirements

The Company is required to distribute 90% of its taxable income (subject to certain adjustments and excluding net capital gains) on an annual basis to maintain qualification as a REIT for federal income tax purposes and is required to pay income tax at regular corporate rates to the extent it distributes less than 100% of its taxable income (including capital gains). As a result of these distribution requirements, the Operating Partnership cannot rely on retained earnings to fund its on-going operations to the same extent as other companies whose parent companies are not REITs. In addition, the Company may be required to use borrowings under the Operating Partnership’s revolving credit facility, if necessary, to meet REIT distribution requirements and maintain its REIT status. The Company may also need to continue to raise capital in the equity markets to fund the Operating Partnership’s working capital needs, as well as potential developments of new or existing properties or acquisitions.

The Company intends to continue to make, but has not committed to make, regular quarterly cash distributions to common stockholders, and through the Operating Partnership, to common unitholders from the Operating Partnership’s cash flow from operating activities. All such distributions are at the discretion of the Board of Directors. In 2021, the Company’s distributions exceeded 100% of its taxable income, resulting in a return of capital to its stockholders. As the Company intends to maintain distributions at a level sufficient to meet the REIT distribution requirements and minimize its obligation to pay income and excise taxes, it will continue to evaluate whether the current levels of distribution are appropriate to do so throughout 2022. In addition, in the event the Company is unable to successfully complete Section 1031 Exchanges to defer some or all of the taxable gains related to property dispositions (or in the event additional legislation is enacted that further modifies or repeals laws with respect to Section 1031 Exchanges), the Company may be required to distribute a special dividend to its common stockholders and common unitholders in order to minimize or eliminate income taxes on such gains. The Company considers market factors and its performance in addition to REIT requirements in determining its distribution levels. Amounts accumulated for distribution to stockholders are invested primarily in interest-bearing accounts and short-term interest-bearing securities, which is consistent with the Company’s intention to maintain its qualification as a REIT. Such investments may include, for example, obligations of the Government National Mortgage Association, other governmental agency securities, certificates of deposit, and interest-bearing bank deposits.

On December 16, 2021, the Board of Directors declared a regular quarterly cash dividend of $0.52 per share of common stock. The regular quarterly cash dividend is payable to stockholders of record on December 31, 2021 and a corresponding cash distribution of $0.52 per Operating Partnership units is payable to holders of the Operating Partnership’s common limited partnership interests of record on December 31, 2021, including those owned by the Company. The total cash quarterly dividends and distributions paid on January 12, 2022 were $61.2 million.

Debt Covenants

The covenants contained within certain of our unsecured debt obligations generally prohibit the Company from paying dividends during an event of default in excess of an amount which results in distributions to us in an amount sufficient to permit us to pay dividends to our stockholders that we reasonably believe are necessary to (a) maintain our qualification as a REIT for federal and state income tax purposes and (b) avoid the payment of federal or state income or excise tax.

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Capitalization

As of December 31, 2021, our total debt as a percentage of total market capitalization was 34.4%, which was calculated based on the closing price per share of the Company’s common stock of $66.46 on December 31, 2021 as shown in the following table:

Shares/Units at December 31, 2021Aggregate Principal Amount or $ Value Equivalent% of Total Market Capitalization
($ in thousands)
Debt: (1)(2)
Unsecured Senior Notes due 2024$425,0003.6%
Unsecured Senior Notes due 2025400,0003.4%
Unsecured Senior Notes Series A & B due 2026250,0002.1%
Unsecured Senior Notes due 2028400,0003.4%
Unsecured Senior Notes due 2029400,0003.4%
Unsecured Senior Notes Series A & B due 2027 & 2029250,0002.1%
Unsecured Senior Notes due 2030500,0004.2%
Unsecured Senior Notes due 2031350,0002.9%
Unsecured Senior Notes due 2032425,0003.6%
Unsecured Senior Notes due 2033450,0003.7%
Secured debt249,0232.0%
Total debt4,099,02334.4%
Equity and Noncontrolling Interests in the Operating Partnership: (3)
Common limited partnership units outstanding (4)1,150,57476,4670.6%
Shares of common stock outstanding116,464,1697,740,20965.0%
Total Equity and Noncontrolling Interests in the Operating Partnership7,816,67665.6%
Total Market Capitalization$11,915,699100.0%

_____________________

(1)Represents gross aggregate principal amount due at maturity before the effect of the following at December 31, 2021: $22.9 million of unamortized deferred financing costs on the unsecured senior notes and secured debt and $7.4 million of unamortized discounts for the unsecured senior notes.

(2)As of December 31, 2021, there was no outstanding balance on the unsecured revolving credit facility.

(3)Value based on closing price per share of our common stock of $66.46 as of December 31, 2021.

(4)Includes common units of the Operating Partnership not owned by the Company; does not include noncontrolling interests in consolidated property partnerships.

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Liquidity and Capital Resources of the Operating Partnership

In this “Liquidity and Capital Resources of the Operating Partnership” section, the terms “we,” “our,” and “us” refer to the Operating Partnership or the Operating Partnership and the Company together, as the context requires.

General

Our primary liquidity sources and uses are as follows:

Liquidity Sources

•Net cash flow from operations;

•Borrowings under the Operating Partnership’s unsecured revolving credit facility;

•Proceeds from our capital recycling program, including the disposition of assets and the formation of strategic ventures;

•Proceeds from additional secured or unsecured debt financings; and

•Proceeds from public or private issuance of debt, equity or preferred equity securities.

Liquidity Uses

•Development and redevelopment costs;

•Operating property or undeveloped land acquisitions;

•Property operating and corporate expenses;

•Capital expenditures, tenant improvement and leasing costs;

•Debt service and principal payments, including debt maturities;

•Distributions to common security holders;

•Repurchases and redemptions of outstanding common stock of the Company; and

•Outstanding debt repurchases, redemptions and repayments.

General Strategy

Our general strategy is to maintain a conservative balance sheet with a strong credit profile and to maintain a capital structure that allows for financial flexibility and diversification of capital resources. We manage our capital structure to reflect a long-term investment approach and utilize multiple sources of capital to meet our long-term capital requirements. We believe that our current projected liquidity requirements for the next twelve-month period, as set forth above under the caption “—Liquidity Uses,” will be satisfied using a combination of the liquidity sources listed above, although there can be no assurance in this regard. We believe our conservative leverage and staggered debt maturities provide us with financial flexibility and enhance our ability to obtain additional sources of liquidity if necessary, and, therefore, we are well-positioned to refinance or repay maturing debt and to pursue our strategy of seeking attractive acquisition opportunities, which we may finance, as necessary, with future public and private issuances of debt and equity securities, although there can be no assurance in this regard.

2021 Capital and Financing Transactions

We continue to be active in the capital markets and our capital recycling program to finance potential acquisitions and our development activity, as well as our continued desire to extend our debt maturities. This was primarily a result of the following activity:

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Capital Recycling Program

•During the year ended December 31, 2021, we completed the sale of three office buildings in two transactions to unaffiliated third parties for gross sales proceeds totaling approximately $1.12 billion.

Capital Markets / Debt Transactions

•In addition to obtaining funding from our capital recycling program during 2021, we successfully completed the following financing and capital raising activities to fund our continued growth. We continued to strengthen our balance sheet and lower our overall cost of capital.

•Amended and restated the terms of our unsecured revolving credit facility to increase the borrowing capacity from $750.0 million to $1.1 billion, reduce the borrowing costs, extend the maturity date to July 2025, with two six-month extension options, and add a sustainability-linked pricing component whereby the interest rate is lowered by 0.01% if certain sustainability performance targets are met;

•Issued $450.0 million aggregate principal amount of 12-year 2.650% green unsecured senior notes due November 2033 in a registered public offering; and

•Completed the early redemption of all $300.0 million of the Company’s 3.800% unsecured senior notes due January 2023, resulting in a $12.2 million loss on early extinguishment of debt.

Liquidity Sources

Unsecured Revolving Credit Facility

In April 2021, the Operating Partnership amended and restated the terms of its unsecured revolving credit facility. The amendment and restatement increased the size of the unsecured revolving credit facility from $750.0 million to $1.1 billion, reduced the borrowing costs, extended the maturity date of the unsecured revolving credit facility to July 2025, with two six-month extension options, and added a sustainability-linked pricing component whereby the interest rate is lowered by 0.01% if certain sustainability performance targets are met. The LIBOR replacement provisions of the unsecured revolving credit facility permit the use of rates based on the secured overnight financing rate (“SOFR”) administered by the Federal Reserve Bank of New York.

The following table summarizes the balance and terms of our unsecured revolving credit facility as of December 31, 2021 and 2020:

December 31, 2021December 31, 2020
(in thousands)
Outstanding borrowings$—$—
Remaining borrowing capacity1,100,000750,000
Total borrowing capacity (1)$1,100,000$750,000
Interest rate (2)1.00%1.14%
Facility fee-annual rate (3)0.200%
Maturity dateJuly 2025July 2022

______________________

(1)We may elect to borrow, subject to bank approval and obtaining commitments for any additional borrowing capacity, up to an additional $500.0 million and $600.0 million as of December 31, 2021 and 2020, respectively, under an accordion feature under the terms of the unsecured revolving credit facility.

(2)Our unsecured revolving credit facility interest rate was calculated based on the contractual rate of LIBOR plus 0.900% and LIBOR plus 1.000% as of December 31, 2021 and 2020, respectively.

(3)Our facility fee is paid on a quarterly basis and is calculated based on the total borrowing capacity. In addition to the facility fee, we incurred debt origination and legal costs. As of December 31, 2021 and 2020, $7.3 million and $2.1 million of unamortized deferred financing costs, respectively, which are included in prepaid expenses and other assets, net on our consolidated balance sheets, remained to be amortized through the maturity date of our unsecured revolving credit facility.

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We intend to borrow under the unsecured revolving credit facility as necessary for general corporate purposes, to finance development and redevelopment expenditures, to fund potential acquisitions, and to potentially repay long-term debt to supplement cash balances given uncertainties and volatility in market conditions.

Capital Recycling Program

As discussed in the section “Factors That May Influence Future Results of Operations - Capital Recycling Program,” we continuously evaluate opportunities for the potential disposition of properties and undeveloped land in our portfolio or the formation of strategic ventures with the intent of recycling the proceeds generated from the disposition of less strategic or core assets into capital used to finance development and redevelopment expenditures, to fund new acquisitions, to repay long-term debt and for other general corporate purposes. As part of this strategy, we attempt to enter into Section 1031 Exchanges, when possible, to defer some or all of the taxable gains on the sales, if any, for federal and state income tax purposes.

In connection with our capital recycling strategy, through December 31, 2021, we completed the sale of three properties in two transactions to unaffiliated third parties for gross sales proceeds totaling approximately $1.12 billion through the sale of three office buildings. The taxable gain from the $1.08 billion disposition of one of these office buildings was deferred through a Section 1031 Exchange. The proceeds from the sale were used to fund the acquisition of one operating property, the land underlying a historical ground lease and two development property acquisitions totaling $1.2 billion. During 2020, we completed the sale of one property to an unaffiliated third party for gross sales proceeds totaling approximately $75.9 million. See “—Factors that May Influence Future Operations” and Note 4 “Dispositions” to our consolidated financial statements included in this report for additional information.

We currently anticipate that in 2022 we could raise additional capital through our dispositions program ranging from approximately $200 million to $500 million. However, any potential future disposition transactions and the timing of any potential future capital recycling transactions will depend on market conditions and other factors including but not limited to our capital needs, the availability of financing for potential buyers (which has been and may continue to be constrained for some potential buyers due to the ongoing COVID-19 pandemic’s impact on economic and market conditions, including the financial markets), and our ability to defer some or all of the taxable gains on the sales. In addition, we cannot assure you that we will dispose of any additional properties or that we will be able to identify and complete the acquisitions of suitable replacement properties to effect Section 1031 Exchanges to defer some or all of the taxable gains related to our capital recycling program. In the event we are unable to complete dispositions as planned, we may raise capital through other sources of liquidity including our available unsecured revolving credit facility or the public or private issuance of unsecured debt.

At-The-Market Stock Offering Program

Under our current at-the-market stock offering program, which commenced June 2018, we may offer and sell shares of our common stock with an aggregate gross sales price of up to $500.0 million from time to time in “at-the-market” offerings. In connection with the at-the-market program, the Company may enter into forward equity sale agreements with certain financial institutions acting as forward purchasers whereby, at our discretion, the forward purchasers may borrow and sell shares of our common stock under our at-the-market program (see “Note 13. Stockholders’ Equity of the Company” to our consolidated financial statements included in this report for additional information). The use of a forward equity sale agreement allows the Company to lock in a share price on the sale of shares of our common stock at the time the agreement is executed but defer settling the forward equity sale agreements and receiving the proceeds from the sale of shares until a later date. The Company did not have any outstanding forward equity sale agreements to be settled at December 31, 2021.

Since commencement of our current at-the-market program, we have completed sales of 3,594,576 shares of common stock through December 31, 2021. As of December 31, 2021, we may offer and sell shares of our common stock having an aggregate gross sales price up to approximately $214.2 million under this program. We did not complete any sales under the program during the year ended December 31, 2021.

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Shelf Registration Statement

The Company is a well-known seasoned issuer and the Company and the Operating Partnership have an effective shelf registration statement that provides for the public offering and sale from time to time by the Company of its preferred stock, common stock, depository shares and guarantees of debt securities and by the Operating Partnership of its debt securities, in each case in unlimited amounts. The Company evaluates the capital markets on an ongoing basis for opportunities to raise capital, and, as circumstances warrant, the Company and the Operating Partnership may issue securities of all of these types in one or more offerings at any time and from time to time on an opportunistic basis, depending upon, among other things, market conditions, available pricing and capital needs. Capital raising could be more challenging under current market conditions than those prior to COVID-19, particularly if case rates surge again. When the Company receives proceeds from the sales of its preferred or common stock, it generally contributes the net proceeds from those sales to the Operating Partnership in exchange for corresponding preferred or common partnership units of the Operating Partnership. The Operating Partnership may use these proceeds and proceeds from the sale of its debt securities to repay debt, including borrowings under its unsecured revolving credit facility, to develop new or redevelop existing properties, to make acquisitions of properties or portfolios of properties, or for general corporate purposes.

Unsecured Senior Notes - Registered Offering

In October 2021, the Operating Partnership issued $450.0 million aggregate principal amount of 2.650% senior notes due 2033 in a registered public offering. Interest on the notes is payable semi-annually at a rate of 2.650% per annum on May 15 and November 15 each year, commencing on May 15, 2022, and the notes mature on August 15, 2033. The Operating Partnership intends to allocate an amount equal to the net proceeds from the offering to one or more eligible green projects. Pending the allocation of an amount equal to the net proceeds from the offering to eligible green projects, a portion of the net proceeds were used to early redeem the $300.0 million aggregate principal amount of our outstanding 3.800% unsecured senior notes that were scheduled to mature on January 15, 2023, and the remaining portion of the net proceeds may be used to redeem or repay indebtedness and, to the extent not used for such purpose, for other general corporate purposes.

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Unsecured and Secured Debt

The aggregate principal amount of the unsecured and secured debt of the Operating Partnership outstanding as of December 31, 2021 was as follows:

Aggregate Principal Amount Outstanding
(in thousands)
Unsecured Senior Notes due 2024$425,000
Unsecured Senior Notes due 2025400,000
Unsecured Senior Notes Series A & B due 2026250,000
Unsecured Senior Notes due 2028400,000
Unsecured Senior Notes due 2029400,000
Unsecured Senior Notes Series A & B due 2027 & 2029250,000
Unsecured Senior Notes due 2030500,000
Unsecured Senior Notes due 2031350,000
Unsecured Senior Notes due 2032425,000
Unsecured Senior Notes due 2033450,000
Secured Debt249,023
Total Unsecured and Secured Debt (1)4,099,023
Less: Unamortized Net Discounts and Deferred Financing Costs (2)(30,273)
Total Debt, Net$4,068,750

________________________

(1)As of December 31, 2021, there was no outstanding balance on the unsecured revolving credit facility.

(2)Includes $22.9 million of unamortized deferred financing costs on the unsecured senior notes and secured debt and $7.4 million of unamortized discounts for the unsecured senior notes. Excludes unamortized deferred financing costs on the unsecured revolving credit facility, which are included in prepaid expenses and other assets, net on our consolidated balance sheets.

Debt Composition

The composition of the Operating Partnership’s aggregate debt balances between secured and unsecured and fixed-rate and variable-rate debt as of December 31, 2021 and 2020 was as follows:

Percentage of Total Debt (1)Weighted Average Interest Rate(1)
December 31, 2021 (2)December 31, 2020December 31, 2021 (2)December 31, 2020
Secured vs. unsecured:
Unsecured93.9%93.6%3.6%3.8%
Secured6.1%6.4%3.9%3.9%
Variable-rate vs. fixed-rate:
Variable-rate—%—%—%—%
Fixed-rate (3)100.0%100.0%3.7%3.8%
Stated rate (3)3.7%3.8%
GAAP effective rate (4)3.7%3.8%
GAAP effective rate including debt issuance costs3.9%4.0%

________________________

(1)As of the end of the period presented.

(2)As of December 31, 2021 and 2020, there was no outstanding balance on the unsecured revolving credit facility.

(3)Excludes the impact of the amortization of any debt discounts/premiums and deferred financing costs.

(4)Includes the impact of amortization of any debt discounts/premiums, excluding deferred financing costs.

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Liquidity Uses

Contractual Obligations

The following table provides information with respect to our contractual obligations as of December 31, 2021. The table: (i) indicates the maturities and scheduled principal repayments of our secured and unsecured debt outstanding as of December 31, 2021; (ii) indicates the scheduled interest payments of our fixed-rate debt as of December 31, 2021; (iii) provides information about the minimum commitments due in connection with our ground lease obligations and other lease and contractual commitments; and (iv) provides estimated development commitments as of December 31, 2021. Note that the table does not reflect our available debt maturity extension options and reflects gross aggregate principal amounts before the effect of unamortized discounts/premiums.

Payment Due by Period
Less than 1 Year (2022)2-3 Years (2023-2024)4-5 Years (2025-2026)More than 5 Years (After 2026)Total
(in thousands)
Principal payments: secured debt (1)$5,554$11,781$157,563$74,125$249,023
Principal payments: unsecured debt (2)—425,000650,0002,775,0003,850,000
Interest payments: fixed-rate debt (3)149,759298,233243,514342,7481,034,254
Ground lease obligations (4)6,44113,02713,171373,943406,582
Lease and other contractual commitments (5)67,315—3,465—70,780
Development commitments (6)358,254439,000——797,254
Total$587,323$1,187,041$1,067,713$3,565,816$6,407,893

_____________________

(1)Represents gross aggregate principal amount before the effect of deferred financing costs of approximately $0.7 million as of December 31, 2021.

(2)Represents gross aggregate principal amount before the effect of the unamortized discount and deferred financing costs of approximately $7.4 million and $22.2 million as of December 31, 2021. As of December 31, 2021, there was no outstanding balance on our unsecured revolving credit facility.

(3)As of December 31, 2021, 100.0% of our debt was contractually fixed. The information in the table above reflects our projected interest rate obligations for these fixed-rate payments based on the contractual interest rates on an accrual basis and scheduled maturity dates.

(4)Reflects minimum lease payments through the contractual lease expiration date before the impact of extension options. See Note 18 “Commitments and Contingencies” to our consolidated financial statements included in this report for further information.

(5)Amounts represent cash commitments under signed leases and contracts for operating properties, excluding tenant-funded tenant improvements, and for other contractual commitments. The timing of these expenditures may fluctuate.

(6)Amounts represent commitments under signed leases for pre-leased development projects and contractual commitments for projects in the tenant improvement phase and under construction as of December 31, 2021. The timing of these expenditures may fluctuate based on the ultimate progress of construction. We may start additional construction in 2022 (see “—Development” for additional information).

Other Liquidity Uses

Development

As of December 31, 2021, we had two development projects under construction.  These projects have a total estimated investment of approximately $1.0 billion of which we have incurred approximately $257.0 million, net of retention, and committed an additional $743.0 million as of December 31, 2021. In addition, as of December 31, 2021, we had three development projects in the tenant improvement phase. These projects have a total estimated investment of approximately $1.2 billion, of which we have incurred approximately $1.1 billion, net of retention, and committed an additional $158.0 million as of December 31, 2021 . We also had three stabilized development projects with a total estimated investment of $900.0 million, of which $100.0 million to $110.0 million remains to be spent in 2022. We had one redevelopment project under construction as of December 31, 2021, with total estimated incremental development costs of approximately $33.4 million, of which we have incurred approximately $21.1 million, net of retention, and committed an additional $12.3 million as of December 31, 2021. In addition, as of December 31, 2021, we had two projects committed for redevelopment with total estimated incremental redevelopment costs of $36.8 million, of which we have incurred $4.6 million and committed an additional $32.2 million as of December 31, 2021. Including the commitment information in the table above we currently believe we may spend between $550 million to $650 million on development projects throughout 2022. The ultimate timing of these expenditures may fluctuate given construction progress and leasing status of the projects, or

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as a result of events outside our control, such as delays or increased costs as a result of the COVID-19 pandemic. We expect that any material additional development activities will be funded with borrowings under the unsecured revolving credit facility, the public or private issuance of debt or equity securities, the disposition of assets under our capital recycling program, or strategic venture opportunities. We cannot provide assurance that development projects will be completed on the terms, for the amounts or on the timeliness currently contemplated, or at all.

Debt Maturities

We believe our conservative leverage, staggered debt maturities and recent unsecured line of credit facility amendment provide us with financial flexibility and enhance our ability to obtain additional sources of liquidity if necessary, and, therefore, we believe we are well-positioned to refinance or repay maturing debt and to pursue our strategy of seeking attractive acquisition opportunities, which we may finance, as necessary, with future public and private issuances of debt and equity securities. However, we can provide no assurance that we will have access to the public or private debt or equity markets in the future on favorable terms or at all. Our next debt maturity occurs in December 2024.

Potential Future Acquisitions

During the year ended December 31, 2021, we acquired one operating property, the land underlying a historical ground lease and two development properties in four transactions for a total cash purchase price of $1.16 billion. We did not acquire any operating properties during the year ended December 31, 2020. These transactions were funded through various capital raising activities and liquidity as discussed in “—Liquidity Sources”.

As discussed in the section “—Factors That May Influence Future Results of Operations - Acquisitions,” we continue to evaluate strategic opportunities and remain a disciplined buyer of development and redevelopment opportunities as well as value-add and strategic operating properties, dependent on market conditions and business cycles, among other factors.  We focus on growth opportunities primarily in markets populated by knowledge and creative based tenants in a variety of industries, including technology, media, healthcare, life sciences, entertainment and professional services.  We expect that any material acquisitions will be funded with borrowings under the unsecured revolving credit facility, the public or private issuance of debt or equity securities, the disposition of assets under our capital recycling program, the formation of strategic ventures or through the assumption of existing debt, although there can be no assurance in this regard.

Share Repurchases

As of December 31, 2021, 4,935,826 shares remained eligible for repurchase under a share repurchase program approved by the Company’s board of directors in 2016. Under this program, repurchases may be made in open market transactions at prevailing prices or through privately negotiated transactions. We may elect to repurchase shares of our common stock under this program in the future depending upon various factors, including market conditions, the trading price of our common stock and our other uses of capital. This program does not have a termination date, and repurchases may be discontinued at any time. We intend to fund repurchases, if any, primarily with the proceeds from property dispositions.

Potential Future Leasing Costs and Capital Improvements

The amounts we incur for tenant improvements and leasing costs depend on leasing activity in each period. Tenant improvements and leasing costs generally fluctuate in any given period depending on factors such as the type and condition of the property, the term of the lease, the type of the lease, the involvement of external leasing agents and overall market conditions. Capital expenditures may fluctuate in any given period subject to the nature, extent and timing of improvements required to maintain our properties. While the COVID-19 pandemic and restrictions intended to prevent its spread remain in effect, there may be a continued lower level of leasing activity when compared to levels prior to the COVID-19 pandemic, particularly if case rates surge again, as a result of the spread of new variants or otherwise.

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For properties within our stabilized portfolio, excluding our development properties, we believe we could spend approximately $120 million to $130 million in capital improvements, tenant improvements and leasing costs in 2022, in addition to the lease and contractual commitments included in our contractual obligations table above. The amount we ultimately spend will depend on leasing activity during 2022.

The following table sets forth our historical actual capital expenditures, and tenant improvements and leasing costs for deals commenced, excluding tenant-funded tenant improvements, for renewed and re-tenanted space within our stabilized portfolio for each of the years ended December 31, 2021, 2020 and 2019 on a per square foot basis.

Year Ended December 31,
202120202019
Office Properties:(1)
Capital Expenditures:
Capital expenditures per square foot$2.31$2.31$1.26
Tenant Improvement and Leasing Costs (2)
Replacement tenant square feet (3)638,597375,3451,228,973
Tenant improvements per square foot commenced$64.17$69.26$47.79
Leasing commissions per square foot commenced$19.31$18.88$18.89
Total per square foot$83.48$88.14$66.68
Renewal tenant square feet407,988484,771797,537
Tenant improvements per square foot commenced$7.33$17.35$13.72
Leasing commissions per square foot commenced$9.35$10.10$11.84
Total per square foot$16.68$27.45$25.56
Total per square foot per year$8.73$9.52$6.45
Average remaining lease term (in years)6.65.77.8

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(1)Excludes development properties and includes 100% of consolidated property partnerships.

(2)Includes tenants with lease terms of 12 months or longer. Excludes leases for month-to-month and first generation tenants.

(3)Excludes leases for which the space was vacant for longer than one year, or vacant when the property was acquired by the Company.

Capital expenditures per square foot remained consistent in 2021 as compared to 2020. We currently anticipate capital expenditures for 2022 to be consistent with 2021 levels. Replacement tenant improvements and leasing commissions per square foot decreased in 2021 as compared to 2020 primarily due to large leases with long terms commenced in the San Francisco Bay Area and San Diego County regions in 2020. Renewal tenant improvements and leasing commissions per square foot decreased in 2021 as compared to 2020 primarily due to a large lease with a long term renewed in the San Francisco Bay Area in 2020. We currently anticipate tenant improvement and leasing commissions for 2022 to be higher than 2021 levels due to an expected increase in leasing activity as well as the leases executed in prior years; however, ultimate costs incurred will depend upon market conditions in each of our submarkets and actual leasing activity.

Distribution Requirements

For a discussion of our dividend and distribution requirements, see “Liquidity and Capital Resources of the Company —Distribution Requirements.”

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Factors That May Influence Future Sources of Capital and Liquidity of the Company and the Operating Partnership

We continue to evaluate sources of financing for our business activities, including borrowings under the unsecured revolving credit facility, issuance of public and private equity securities, unsecured debt and fixed-rate secured mortgage financing, proceeds from the disposition of selective assets through our capital recycling program, and the formation of strategic ventures. However, our ability to obtain new financing or refinance existing borrowings on favorable terms could be impacted by various factors, including the state of the macro economy, the state of the credit and equity markets, significant tenant defaults, a decline in the demand for office properties, a decrease in market rental rates or market values of real estate assets in our submarkets, the amount of our future borrowings and the impact of the COVID-19 pandemic, and restrictions intended to prevents its spread, on capital and credit markets and our tenants (refer to “Part I, Item IA. Risk Factors” of this report for additional information). These events could result in the following:

•Decreases in our cash flows from operations, which could create further dependence on the unsecured revolving credit facility;

•An increase in the proportion of variable-rate debt, which could increase our sensitivity to interest rate fluctuations in the future; and

•A decrease in the value of our properties, which could have an adverse effect on the Operating Partnership’s ability to incur additional debt, refinance existing debt at competitive rates, or comply with its existing debt obligations.

In addition to the factors noted above, the Operating Partnership’s credit ratings are subject to ongoing evaluation by credit rating agencies and may be changed or withdrawn by a rating agency in the future if, in its judgment, circumstances warrant. In the event that the Operating Partnership’s credit ratings are downgraded, we may incur higher borrowing costs and may experience difficulty in obtaining additional financing or refinancing existing indebtedness.

Debt Covenants

The unsecured revolving credit facility, unsecured term loan facility, unsecured term loan, unsecured senior notes and certain other secured debt arrangements contain covenants and restrictions requiring us to meet certain financial ratios and reporting requirements. Key existing financial covenants and their covenant levels include:

Unsecured Credit Facility and Private Placement Notes (as defined in the applicable Credit Agreements):Covenant LevelActual Performance as of December 31, 2021
Total debt to total asset valueless than 60%29%
Fixed charge coverage ratiogreater than 1.5x3.4x
Unsecured debt ratiogreater than 1.67x3.23x
Unencumbered asset pool debt service coveragegreater than 1.75x3.89x
Unsecured Senior Notes due 2024, 2025, 2028, 2029, 2030, 2032 and 2033 (as defined in the applicable Indentures):
Total debt to total asset valueless than 60%35%
Interest coveragegreater than 1.5x8.0x
Secured debt to total asset valueless than 40%2%
Unencumbered asset pool value to unsecured debtgreater than 150%328%

The Operating Partnership was in compliance with all of its debt covenants as of December 31, 2021. Our current expectation is that the Operating Partnership will continue to meet the requirements of its debt covenants in both the short and long term. However, in the event of an economic slowdown or continued volatility in the credit markets, there is no certainty that the Operating Partnership will be able to continue to satisfy all the covenant requirements.

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Consolidated Historical Cash Flow Summary

The following summary discussion of our consolidated historical cash flow is based on the consolidated statements of cash flows in Item 15. “Exhibits and Financial Statement Schedules” and is not meant to be an all-inclusive discussion of the changes in our cash flow for the periods presented below. Changes in our cash flow include changes in cash and cash equivalents and restricted cash. Our historical cash flow activity for the year ended December 31, 2021 as compared to the year ended December 31, 2020 is as follows:

Year Ended December 31,
20212020Dollar ChangePercentage Change
($ in thousands)
Net cash provided by operating activities$516,403$455,590$60,81313.3%
Net cash used in investing activities(747,877)(542,128)(205,749)38.0%
Net cash (used in) provided by financing activities(164,573)833,324(997,897)(119.7)%
Net (decrease) increase in cash and cash equivalents$(396,047)$746,786$(1,142,833)153.0%

Operating Activities

Our cash flows from operating activities depends on numerous factors including the occupancy level of our portfolio, the rental rates achieved on our leases, the collectability of rent and recoveries from our tenants, the level of operating expenses, the impact of property acquisitions, completed development projects and related financing activities, and other general and administrative costs. Our net cash provided by operating activities increased by $60.8 million, or 13.3%, for the year ended December 31, 2021 compared to the year ended December 31, 2020 primarily as a result of an increase in cash Net Operating Income generated from our Same Store Portfolio and stabilized development properties in our Development portfolio, net changes in other operating liabilities relating to the timing of expenditures and a $17.0 million early lease termination fee that remains to be fully recognized through 2024. See additional information under the caption “—Results of Operations.”

Investing Activities

Our cash flows from investing activities is generally used to fund development and operating property acquisitions, expenditures for development and redevelopment projects, and recurring and nonrecurring capital expenditures for our operating properties, net of proceeds received from dispositions of real estate assets. Our net cash used in investing activities increased by $205.7 million, or 38.0%, for the year ended December 31, 2021 compared to the year ended December 31, 2020, primarily due to acquisitions completed in 2021 and higher expenditures for development properties during the year ended December 31, 2021, partially offset by proceeds received from dispositions during the year ended December 31, 2021.

Financing Activities

Our cash flows from financing activities is principally impacted by our capital raising activities, net of dividends and distributions paid to common and preferred security holders. During the year ended December 31, 2021, we had next cash used in financing activities of $164.6 million compared to net cash provided by financing activities of $833.3 million for the year ended December 31, 2020 primarily as a result of the net proceeds received from the issuance of common stock and proceeds from the issuance of unsecured debt generated during the year ended December 31, 2020, partially offset by net repayments on the unsecured revolving credit facility and the term loan during the year ended December 31, 2020.

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Non-GAAP Supplemental Financial Measure: Funds From Operations

We calculate FFO in accordance with the 2018 Restated White Paper on FFO approved by the Board of Governors of NAREIT. The White Paper defines FFO as net income or loss calculated in accordance with GAAP, excluding extraordinary items, as defined by GAAP, gains and losses from sales of depreciable real estate and impairment write-downs associated with depreciable real estate, plus real estate-related depreciation and amortization (excluding amortization of deferred financing costs and depreciation of non-real estate assets) and after adjustment for unconsolidated partnerships and joint ventures. Our calculation of FFO includes the amortization of deferred revenue related to tenant-funded tenant improvements and excludes the depreciation of the related tenant improvement assets. We also add back net income attributable to noncontrolling common units of the Operating Partnership because we report FFO attributable to common stockholders and common unitholders.

We believe that FFO is a useful supplemental measure of our operating performance. The exclusion from FFO of gains and losses from the sale of operating real estate assets allows investors and analysts to readily identify the operating results of the assets that form the core of our activity and assists in comparing those operating results between periods. Also, because FFO is generally recognized as the industry standard for reporting the operations of REITs, it facilitates comparisons of operating performance to other REITs. However, other REITs may use different methodologies to calculate FFO, and accordingly, our FFO may not be comparable to all other REITs.

Implicit in historical cost accounting for real estate assets in accordance with GAAP is the assumption that the value of real estate assets diminishes predictably over time. Since real estate values have historically risen or fallen with market conditions, many industry investors and analysts have considered presentations of operating results for real estate companies using historical cost accounting alone to be insufficient. Because FFO excludes depreciation and amortization of real estate assets, we believe that FFO along with the required GAAP presentations provides a more complete measurement of our performance relative to our competitors and a more appropriate basis on which to make decisions involving operating, financing and investing activities than the required GAAP presentations alone would provide.

However, FFO should not be viewed as an alternative measure of our operating performance because it does not reflect either depreciation and amortization costs or the level of capital expenditures and leasing costs necessary to maintain the operating performance of our properties, which are significant economic costs and could materially impact our results from operations.

The following table presents our FFO for the years ended December 31, 2021, 2020, 2019, 2018 and 2017:

Year ended December 31,
20212020201920182017
(in thousands)
Net income available to common stockholders$628,144$187,105$195,443$258,415$151,249
Adjustments:
Net income attributable to noncontrolling common units of the Operating Partnership6,1632,8693,7665,1933,223
Net income attributable to noncontrolling interests in consolidated property partnerships24,60317,31916,02014,31812,780
Depreciation and amortization of real estate assets303,799290,353268,045249,882241,862
Gains on sales of depreciable real estate(463,128)(35,536)(36,802)(142,926)(39,507)
Funds From Operations attributable to noncontrolling interests in consolidated property partnerships(37,267)(28,754)(27,994)(24,391)(22,820)
Funds From Operations (1) (2)$462,314$433,356$418,478$360,491$346,787

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(1)Reported amounts are attributable to common stockholders, common unitholders and restricted stock unitholders.

(2)FFO available to common stockholders and unitholders includes amortization of deferred revenue related to tenant-funded tenant improvements of $16.5 million, $22.5 million, $19.2 million, $18.4 million and $16.8 million for the years ended December 31, 2021, 2020, 2019, 2018 and 2017, respectively.

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The following table presents our weighted average shares of common stock and common units outstanding for the years ended December 31, 2021, 2020, 2019, 2018 and 2017:

Year Ended December 31,
20212020201920182017
Weighted average shares of common stock outstanding116,429,130113,241,341103,200,56899,972,35998,113,561
Weighted average common units outstanding1,150,5741,854,1652,023,4072,052,9172,133,006
Effect of participating securities – nonvested shares and restricted stock units769,1231,137,2651,118,3491,142,0531,196,044
Total basic weighted average shares / units outstanding118,348,827116,232,771106,342,324103,167,329101,442,611
Effect of dilutive securities – shares issuable under executed forward equity sale agreements, stock options and contingently issuable shares519,513478,281648,600510,006613,770
Total diluted weighted average shares / units outstanding118,868,340116,711,052106,990,924103,677,335102,056,381

Inflation

The majority of the Company’s leases require tenants to pay for recoveries and escalation charges based upon the tenant’s proportionate share of, and/or increases in, real estate taxes and certain operating costs, which reduce the Company’s exposure to increases in operating costs resulting from inflation.

New Accounting Pronouncements

For a discussion of new accounting pronouncements see Note 2 “Basis of Presentation and Significant Accounting Policies” to our consolidated financial statements included in this report. We did not adopt any new accounting pronouncements during the year ended December 31, 2021.

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