Stocktoria

Gossamer Bio, Inc. GOSS

Nasdaq · stock · Pharmaceutical Preparations · website · IPO 2019-02-08 · LEI

Gossamer Bio, Inc. statistics & valuation

Market cap$76.7M
P / S1.6×
Net margin-351.5%
FCF margin-353.5%
Return on capital-156.9%

Market cap as of 2026-06-29. Multiples are price-derived and refreshed daily; everything else from the latest financial reports.

Profitability & efficiency

Net margin (%)
-49.30% -351.50% 20182019202020212022202320242025
Gross margin (%)
20182019202020212022202320242025
Operating margin (%)
-52.20% -352.20% 20182019202020212022202320242025
Return on equity (%)
-51.20% -75.90% -192.70% -1899.30% -286.50% -191.70% 20182019202020212022202320242025
Shares outstanding
8.1M 61.6M 73.9M 75.8M 94.4M 225.4M 226.6M 233.7M 20182019202020212022202320242025
Net debt ($)
-$106.6M -$457.3M -$154.3M -$100.0M -$31.3M -$46.1M 20182019202020212022202320242025
Share buybacks ($)
20182019202020212022202320242025
Return on assets (%)
-61.40% -42.30% -45.10% -68.10% -84.20% -57.60% -17.90% -98.90% 20182019202020212022202320242025
Free cash flow margin (%)
-3.00% -353.50% 20182019202020212022202320242025
Debt / equity (×)
0.08× 0.09× 0.24× 0.99× 0.01× 0.00× 20182019202020212022202320242025
EPS ($)
-$3.29 -$3.55 -$3.13 -$2.71 -$1.18 -$0.25 -$0.75 20182019202020212022202320242025

Margins and returns computed from annual filings. Falling shares outstanding = buybacks; rising = dilution. Net debt = debt − cash (negative = net cash).

Key ratios (by fiscal year)

RatioFY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018
Operating margin-352.2%-52.2%——————
Net margin-351.5%-49.3%——————
FCF margin-353.5%-3.0%——————
Return on assets-98.9%-17.9%-57.6%-84.2%-68.1%-45.1%-42.3%-61.4%
Return on equity138.8%-191.7%-286.5%-1899.3%-192.7%-75.9%-51.2%122.4%
Debt / equity—0.00×0.01×0.99×0.24×0.09×0.08×—
Current ratio2.646.885.945.328.3213.5111.0911.37

Computed from company filings · US · as of 2025-12-31. Facts plus Stocktoria's own computed scores — not investment advice.