Gossamer Bio, Inc. GOSS

Healthcare SIC 2834 - Pharmaceutical Preparations Nasdaq

We are a clinical-stage biopharmaceutical company focused on the development and commercialization of seralutinib for the treatment of pulmonary hypertension, or PH, including pulmonary arterial hypertension, or PAH, and PH

associated with interstitial lung disease, or PH-ILD. Our goal is to be an industry leader in, and to enhance the lives of patients living with, PH. To accomplish this goal, we have assembled a deeply experienced and highly skilled group of industry veterans, scientists, clinicians and key opinion leaders from leading biotechnology and pharmaceutical companies, as well as leading academic centers from around the world. We intend to maintain a scientifically rigorous and inclusive corporate culture where employees strive to bring improved therapeutic options to patients.

Last close 0.18 2026-09-04
Market cap $85.7M 2026-06-30 share count
52-week range 0.11 - 3.87

Valuation FY2025 figures against the last close

P/S1.8x
P/E
P/FCF
EV/EBITDA
Dividend yield
Diluted EPS-0.75

Annual financial statements

Income statement

Fiscal year FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Revenue $48.5M$114.7M$0$0
SG&A $37.6M$36.1M$38.5M$47.6M$45.8M$49.7M$39.1M$44.1M$262.0K
Total operating expenses $219.2M$174.6M$183.8M$218.6M$216.1M$234.0M$186.1M$149.0M$6.7M
Operating income -$170.7M-$59.9M-$183.8M-$218.6M-$216.1M-$234.0M-$186.1M-$149.0M-$6.7M
Interest expense $11.0M$11.5M$13.5M$13.9M$19.4M$12.7M$1.9M$12.0K
Pre-tax income -$170.5M-$55.6M-$179.8M-$229.4M-$234.0M-$243.4M-$180.3M-$147.0M$6.8M
Income tax $88.0K$893.0K$0$0$0$0$0
Net income -$170.4M-$56.5M-$179.8M-$229.4M-$234.0M-$243.4M-$180.3M-$147.0M-$6.8M
EPS, basic -0.75-0.25-1.18-2.71-3.13-3.55-3.29
EPS, diluted -0.75-0.25-1.18-2.71-3.13-3.55-3.29-22.59-0.74
Shares, diluted (wtd. avg.) $228.5M$226.2M$152.6M$84.6M$74.8M$68.5M$54.7M

Balance sheet

Fiscal year FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Cash and equivalents $37.7M$46.1M$32.1M$112.0M$183.5M$486.6M$135.1M$105.4M$315.0K$60.0K
Short-term investments $109.1M$248.4M$264.3M$143.7M$141.8M$26.6M$266.7M$123.4M
Receivables $12.2M$5.3M$0
Total current assets $167.6M$309.9M$306.5M$261.9M$331.8M$522.3M$409.3M$232.0M
Property, plant and equipment $64.0K$10.0K$1.6M$4.0M$5.3M$5.5M$5.4M$3.2M
Total assets $172.2M$315.3M$311.9M$272.4M$343.7M$539.4M$426.6M$239.4M
Accounts payable $6.0M$2.3M$5.5M$1.5M$3.2M$7.5M$956.0K$2.2M
Short-term debt $0$11.6M$11.6M$0
Total current liabilities $63.4M$45.0M$51.6M$49.2M$39.9M$38.6M$36.9M$20.4M
Long-term debt $0$814.0K$12.0M$29.1M$28.7M$28.5M
Total liabilities $295.0M$285.8M$249.1M$260.4M$222.2M$218.7M$74.1M$21.1M
Retained earnings -$1.44B-$1.27B-$1.21B-$1.03B-$811.5M-$577.5M-$334.2M-$153.9M
Total equity -$122.8M$29.5M$62.8M$12.1M$121.5M$320.7M$352.5M-$120.1M-$6.9M-$123.0K

Cash flow

Fiscal year FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Operating cash flow -$171.3M-$3.5M-$159.2M-$187.0M-$188.9M-$176.4M-$144.8M-$51.0M-$5.7M
Depreciation and amortisation $24.0K$833.0K$1.6M$1.8M$1.7M$1.4M$917.0K$297.0K$0
Stock-based compensation $10.6M$20.6M$28.5M$42.6M$32.0M$38.7M$20.8M$30.9M$32.0K
Capital expenditure $79.0K$0$0$410.0K$1.5M$1.5M$3.0M$3.5M
Investing cash flow $156.4M$29.0M-$111.0M-$1.0M-$117.4M$215.3M-$147.1M-$144.7M
Financing cash flow $6.4M-$11.5M$190.2M$117.1M$3.3M$312.5M$321.6M$300.9M$6.0M

Figures as tagged in each year's own filing, in US dollars. A year restated by a later filing shows the restated figure. Capital expenditure, dividends and buybacks are cash out, shown positive. A line the filer does not report is not listed. Latest from accession 0001728117-26-000052.

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