{
  "cik": 2036042,
  "cik_padded": "0002036042",
  "entityName": "Sionna Therapeutics, Inc.",
  "fiscal_years": [
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      "accn": "0001628280-26-012996",
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      "form": "10-K",
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        "net_income": -75268000.0,
        "operating_cash_flow": -66297000.0,
        "operating_income": -88982000.0,
        "stockholders_equity": 306833000.0,
        "total_assets": 325953000.0,
        "total_liabilities": 19120000.0
      },
      "period_end": "2025-12-31",
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        "roa_avg2y": "ratio",
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        "roe_avg2y": "ratio",
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    {
      "accn": "0001628280-26-012996",
      "filed": "2026-03-02",
      "fiscal_year": 2024,
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      "fundamental_units": {
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        "cash": "USD",
        "eps_diluted": "USD/shares",
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        "total_liabilities": "USD"
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        "eps_diluted": -15.99,
        "free_cash_flow": -52814000.0,
        "net_income": -61688000.0,
        "operating_cash_flow": -52787000.0,
        "operating_income": -70556000.0,
        "stockholders_equity": -163713000.0,
        "total_assets": 185752000.0,
        "total_liabilities": 19097000.0
      },
      "period_end": "2024-12-31",
      "ratio_units": {
        "roa_period_end": "ratio",
        "roe_avg2y": "ratio"
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      "ratios": {
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        "roe_avg2y": 0.44285232273487585
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    },
    {
      "accn": "0001628280-26-012996",
      "filed": "2026-03-02",
      "fiscal_year": 2023,
      "form": "10-K",
      "fundamental_units": {
        "stockholders_equity": "USD"
      },
      "fundamentals": {
        "stockholders_equity": -114881000.0
      },
      "period_end": "2023-12-31",
      "ratios": {}
    }
  ],
  "latest_filing": {
    "accn": "0001628280-26-012996",
    "filed": "2026-03-02",
    "form": "10-K"
  },
  "note": "Static grepcent export of verified SEC companyfacts-derived values. Monetary values are raw reported units from grepcent's resolved facts; no scaling and no FX conversion. Capex, dividends, and buybacks are reported as positive outflow magnitudes. ROE/ROA include both period-end basis (site-consistent) and average-of-two-years basis where the prior-year denominator exists.",
  "schema_version": "1",
  "sic": "2834",
  "sic_description": "Pharmaceutical Preparations",
  "source_urls": {
    "sec_companyfacts": "https://data.sec.gov/api/xbrl/companyfacts/CIK0002036042.json",
    "sec_submissions": "https://data.sec.gov/submissions/CIK0002036042.json"
  },
  "ticker": "SION"
}