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Gossamer Bio, Inc. (GOSS)

10.38 -0.31 (-2.90%)
At close: October 30 at 4:00:01 PM EDT
10.15 -0.23 (-2.22%)
Pre-Market: 3:13:25 AM EST

Financials

Updated 2d ago
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Gossamer Bio Incshowed a sharp valuation reset in FY 2026 Q2, with P/S falling to 0.72xfrom 1.39x in FY 2026 Q1and 13.58x in FY 2025 Q3. Revenue growth flipped to +32.43% in FY 2026 Q2after several quarters of steep declines, but profitability remained deeply negative with operating margin at -311.70%and EBITDA growth at -12.33%.

R&D intensity stayed extremely high, though it eased to 321.73% of revenue in FY 2026 Q2from 336.00% in FY 2026 Q1and 383.07% in FY 2025 Q3. Cash generation also remained under pressure, with free cash flow yield at -1.61in FY 2026 Q2, while gross margin stayed at 100.00%across all periods.

Valuation Measures

Currency in USD Download
Current 6/30/2026 3/31/2026 12/31/2025 9/30/2025 6/30/2025
Market Cap
63.49M 80.46M 77.10M 717.51M 601.96M 279.58M
Enterprise Value
46.53M 184.18M 143.07M 740.17M 591.87M 224.43M
Trailing P/E
-- -- -- -- -- --
Forward P/E
-- -- -- -- -- --
PEG Ratio (current)
-- -- -- -- -- --
Price/Sales
0.63 -- -- -- -- --
Price/Book
-- -- -- -- -- --
Enterprise Value/Revenue
0.87 3.32 2.95 16.80 14.71 1.80
Enterprise Value/EBITDA
-- -- -- -- -- --
6/30/2025 - 2/8/2019

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Financial Highlights

Fiscal Year

Fiscal Year Ends 12/31/2025
Most Recent Quarter (mrq) 6/30/2026

Profitability

Profit Margin -235.00%
Operating Margin (ttm) -282.25%

Management Effectiveness

Return on Assets (ttm) -62.39%
Return on Equity (ttm) --

Income Statement

Revenue (ttm) 53.29M
Revenue Per Share (ttm) 16.81
Quarterly Revenue Growth (yoy) -19.60%
Gross Profit (ttm) 53.29M
EBITDA -158.6M
Net Income Avi to Common (ttm) -125.22M
Diluted EPS (ttm) -52.80
Quarterly Earnings Growth (yoy) --

Balance Sheet

Total Cash (mrq) 57.03M
Total Cash Per Share (mrq) 9.33
Total Debt (mrq) 40.07M
Total Debt/Equity (mrq) --
Current Ratio (mrq) 0.53
Book Value Per Share (mrq) -15.39

Cash Flow Statement

Operating Cash Flow (ttm) -162.63M
Levered Free Cash Flow (ttm) -29.76M

Trading Information

Stock Price History

Beta (5Y Monthly) 2.21
52 Week Change 3 -94.57%
S&P 500 52-Week Change 3 10.63%
52 Week High 3 309.60
52 Week Low 3 8.29
50-Day Moving Average 3 11.26
200-Day Moving Average 3 41.18

Share Statistics

Avg Vol (3 month) 3 259.25k
Avg Vol (10 day) 3 180.91k
Shares Outstanding 5 6.12M
Implied Shares Outstanding 6 6.12M
Float 8 3.82M
% Held by Insiders 1 1.43%
% Held by Institutions 1 83.81%
Shares Short (10/15/2026) 4 1.44M
Short Ratio (10/15/2026) 4 4.53
Short % of Float (10/15/2026) 4 23.82%
Short % of Shares Outstanding (10/15/2026) 4 23.48%
Shares Short (prior month 9/15/2026) 4 948.62k

Dividends & Splits

Forward Annual Dividend Rate 4 --
Forward Annual Dividend Yield 4 0.00%
Trailing Annual Dividend Rate 3 0.00
Trailing Annual Dividend Yield 3 0.00%
5 Year Average Dividend Yield 4 --
Payout Ratio 4 --
Dividend Date 3 --
Ex-Dividend Date 4 --
Last Split Factor 2 1:80
Last Split Date 3 9/11/2026

Footnotes

  • 1 Data provided by Refinitiv.
  • 2 Data provided by EDGAR Online.
  • 3 Data derived from multiple sources or calculated by Yahoo Finance.
  • 4 Data provided by Morningstar, Inc.
  • 5 Shares outstanding is taken from the most recently filed quarterly or annual report and Market Cap is calculated using shares outstanding.
  • 6 Implied Shares Outstanding of common equity, assuming the conversion of all convertible subsidiary equity into common.
  • 7 EBITDA is calculated by S&P Global Market Intelligence using methodology that may differ from that used by a company in its reporting.
  • 8 A company's float is a measure of the number of shares available for trading by the public. It's calculated by taking the number of issued and outstanding shares minus any restricted stock, which may not be publicly traded.

Abbreviation Guide

  • mrq  =  Most Recent Quarter
  • ttm  =  Trailing Twelve Months
  • yoy  =  Year Over Year
  • lfy  =  Last Fiscal Year
  • fye  =  Fiscal Year Ending

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