NASDAQ:GOSS
Gossamer Bio, Inc.
Gossamer Bio, Inc.'s revenue fell 57.7% in fiscal 2025 to $48.5M while operating margin fell to −352.2%. Free cash flow was −$171.3M, −353.5% of revenue, and the diluted share count rose 1.0%.Summary generated from Gossamer Bio, Inc.'s SEC filings. Latest annual report filed Mar 17, 2026.
Key statistics
Fiscal 2025 from SEC filings. MethodologyRevenue (FY25)$48.5M
Revenue growth−57.7%
Revenue, 5-yr CAGRn/a
Gross marginn/a
Operating margin−352.2%
Net margin−351.5%
ROICn/a
Return on equityn/a
Debt / equityn/a
Free cash flow−$171.3M
FCF margin−353.5%
Share count change+1.0%
Financials
| Item | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Revenue | n/a | 0 | 0 | 115 | 48 |
| Operating income | −216 | −219 | −184 | −60 | −171 |
| Net income | −234 | −229 | −180 | −57 | −170 |
| Free cash flow | −190 | −187 | −159 | −3 | −171 |
Recent filings
- 8-KOther events
Sep 28, 2026 - 4Insider transaction report
Sep 25, 2026 - 4Insider transaction report
Sep 25, 2026 - 8-KOther events
Sep 23, 2026 - DEF 14AProxy statement
Sep 16, 2026 - 8-KDirector or officer change
Sep 16, 2026 - 8-KAmendment to articles or bylaws
Sep 11, 2026 - 8-KOther events
Sep 9, 2026