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Gossamer Bio vs Tango Therapeutics

Tango Therapeutics is the larger business, with $62.4m of revenue in fiscal 2025 against $48.5m for Gossamer Bio (1.3 times as much). Tango Therapeutics grew faster (48.3% against -57.7%). Tango Therapeutics kept more of each dollar of sales as profit: a net margin of -162.9% against -351.5%.

Latest fiscal yearGossamer BioGOSS, 2025Tango TherapeuticsTNGX, 2025
Revenue $48.5m $62.4m
Revenue growth -57.7% 48.3%
Net income −$170m −$102m
Operating margin -352.2% —
Net margin -351.5% -162.9%
Return on equity — -37.2%
Free cash flow −$171m −$140m
Cash $37.7m $112m
Total debt $0 $0
Debt to equity — —
Dividend per share — —
Dividend yield — —
Share buybacks — —
Employees 161 137
Market value $4.62bn $3.66bn
Price vs our value range — —
Moat score — 12 (Weak)
Insider trades, 12 months 0 buys, 0 sales 0 buys, 25 sales

Each figure is from the company's latest annual report and links to the page it comes from. Fiscal years can end on different dates. Market value and the value verdict use the delayed price shown on the stock pages. Not a recommendation.

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Figures from each company's latest annual report filed with the SEC (10-K or 20-F), as reported, with the fiscal year shown. Not investment advice. How we read filings: methodology.