GOSS

MKT CAP:$86M

Gossamer Bio, Inc.

Market Cap

$86M

Healthcare·Biotechnology·🇺🇸 United States·NASDAQ

Healthcare·Biotechnology·🇺🇸·NASDAQ

Stock Price

$0.37-$2.51 (-87.03%)

Apr 23, 2026

Company Details

Gossamer Bio, Inc., a clinical-stage biopharmaceutical company, focuses on discovering, acquiring, developing, and commercializing therapeutics in the disease areas of immunology, inflammation, and oncology in the United States. The company...

CEO

Faheem Hasnain

IPO Date

Feb 8, 2019

Website

www.gossamerbio.com

Key Metrics TTM

Revenue

$48M

-57.7% YoY

Net Income

-$170M

EPS (Diluted)

-$0.75

Free Cash Flow

-$171M

Revenue / Share

$0.21

Gross Margin

99.5%

Operating Margin

-352.2%

Net Margin

-351.5%

FCF Margin

-353.5%

P/S

1.8x

P/E

—

Earnings Reports

FY 2025

Mar 17, 2026

$48M-57.7%EPS -$0.75

Q4 2025

Mar 17, 2026

$14M+47.1%EPS -$0.21

Q3 2025

Nov 5, 2025

$13M+40.2%EPS -$0.21

Q2 2025

Aug 5, 2025

$11M-88.0%EPS -$0.17

Q1 2025

May 15, 2025

$10MEPS -$0.16

Revenue & Profitability

Quarter	Revenue	Gross Profit	Operating Income
Q1 22	$0	$0	-$54M
Q2 22	$0	$0	-$54M
Q3 22	$0	$0	-$56M
Q4 22	$0	$0	-$54M
Q1 23	$0	$0	-$48M
Q2 23	$0	$0	-$46M
Q3 23	$0	$0	-$40M
Q4 23	$0	$0	-$49M
Q1 24	$0	$0	-$42M
Q2 24	$96M	$96M	$52M
Q3 24	$9M	$9M	-$34M
Q4 24	$9M	$9M	-$36M
Q1 25	$10M	$10M	-$37M
Q2 25	$11M	$11M	-$39M
Q3 25	$13M	$13M	-$49M
Q4 25	$14M	$14M	-$46M

Valuation

Quarter	P/S	P/E
Q1 22	—	—
Q2 22	—	—
Q3 22	—	—
Q4 22	—	—
Q1 23	—	—
Q2 23	—	—
Q3 23	—	—
Q4 23	—	—
Q1 24	—	—
Q2 24	2.2x	—
Q3 24	2.1x	—
Q4 24	1.7x	—
Q1 25	2.0x	—
Q2 25	6.9x	—
Q3 25	14.5x	—
Q4 25	15.1x	—

Operating Cash Flow

Quarter	Operating CF	Free CF
Q1 22	-$53M	-$54M
Q2 22	-$49M	-$49M
Q3 22	-$37M	-$37M
Q4 22	-$48M	-$48M
Q1 23	-$53M	-$53M
Q2 23	-$38M	-$38M
Q3 23	-$34M	-$34M
Q4 23	-$33M	-$33M
Q1 24	-$52M	-$52M
Q2 24	$116M	$116M
Q3 24	-$32M	$0
Q4 24	-$35M	-$35M
Q1 25	-$40M	-$40M
Q2 25	-$47M	-$47M
Q3 25	-$36M	-$36M
Q4 25	-$48M	-$48M

Capital Expenditures

Quarter	CapEx
Q1 22	$177.0K
Q2 22	$135.0K
Q3 22	$46.0K
Q4 22	$117.0K
Q1 23	$15.0K
Q2 23	$15.0K
Q3 23	$0
Q4 23	$0
Q1 24	$0
Q2 24	$0
Q3 24	$32M
Q4 24	$0
Q1 25	$26.0K
Q2 25	$53.0K
Q3 25	$0
Q4 25	$0

CapEx

OpEx vs Revenue Growth (YoY)

Quarter	Revenue Growth	OpEx Growth
Q1 22	—	+2.1%
Q2 22	—	-3.1%
Q3 22	—	+0.6%
Q4 22	—	+5.2%
Q1 23	—	-11.8%
Q2 23	—	-14.1%
Q3 23	—	-27.7%
Q4 23	—	-9.8%
Q1 24	—	-12.5%
Q2 24	—	-5.5%
Q3 24	—	+7.2%
Q4 24	—	-7.2%
Q1 25	—	+11.3%
Q2 25	-88.0%	+14.9%
Q3 25	+40.2%	+43.8%
Q4 25	+47.1%	+31.5%

Stock-Based Compensation

Quarter	SBC ($)	% of Revenue
Q1 22	$11M	—
Q2 22	$10M	—
Q3 22	$10M	—
Q4 22	$11M	—
Q1 23	$8M	—
Q2 23	$8M	—
Q3 23	$6M	—
Q4 23	$6M	—
Q1 24	$6M	—
Q2 24	$5M	5.2%
Q3 24	$0	0.0%
Q4 24	$5M	52.9%
Q1 25	$2M	24.3%
Q2 25	$3M	22.5%
Q3 25	$3M	20.1%
Q4 25	$3M	21.0%

OpEx Breakdown

Quarter	R&D	G&A	SG&A
Q1 22	$42M	$12M	—
Q2 22	$43M	$11M	—
Q3 22	$45M	$11M	—
Q4 22	$42M	$13M	—
Q1 23	$38M	$10M	—
Q2 23	$36M	$10M	—
Q3 23	$31M	$9M	—
Q4 23	$30M	$9M	—
Q1 24	$32M	$10M	—
Q2 24	$35M	$9M	—
Q3 24	$35M	$9M	—
Q4 24	$36M	$9M	—
Q1 25	$38M	$9M	—
Q2 25	$42M	$9M	—
Q3 25	$53M	$9M	—
Q4 25	$49M	—	$11M

War Chest

Quarter	Cash	Short-term Investments	Total
Q1 22	$139M	$133M	$272M
Q2 22	$94M	$128M	$222M
Q3 22	$153M	$151M	$304M
Q4 22	$112M	$144M	$256M
Q1 23	$65M	$137M	$202M
Q2 23	$37M	$125M	$162M
Q3 23	$83M	$246M	$329M
Q4 23	$32M	$264M	$296M
Q1 24	$39M	$206M	$244M
Q2 24	$87M	$268M	$354M
Q3 24	$28M	$299M	$327M
Q4 24	$46M	$248M	$295M
Q1 25	$29M	$229M	$258M
Q2 25	$26M	$187M	$213M
Q3 25	$9M	$171M	$180M
Q4 25	$38M	$99M	$137M

Shares Outstanding

Quarter	Shares (Diluted)	QoQ Change	YoY Change
Q1 22	76M	+0.4%	+2.4%
Q2 22	77M	+1.0%	+2.7%
Q3 22	91M	+18.9%	+21.6%
Q4 22	94M	+3.4%	+24.7%
Q1 23	95M	+0.6%	+25.0%
Q2 23	95M	+0.6%	+24.5%
Q3 23	193M	+102.1%	+111.5%
Q4 23	225M	+16.9%	+139.1%
Q1 24	226M	+0.1%	+137.9%
Q2 24	239M	+5.7%	+149.9%
Q3 24	226M	-5.1%	+17.3%
Q4 24	227M	+0.1%	+0.5%
Q1 25	227M	+0.1%	+0.5%
Q2 25	227M	+0.2%	-4.7%
Q3 25	228M	+0.3%	+0.7%
Q4 25	227M	-0.6%	0.0%

Shares Outstanding

Revenue Per Employee

Period	Revenue/Employee	Employees
Q1 22	$0	185
Q2 22	$0	185
Q3 22	$0	185
Q4 22	$0	178
Q1 23	$0	178
Q2 23	$0	178
Q3 23	$0	178
Q4 23	$0	135
Q1 24	$0	135
Q2 24	$709.9K	135
Q3 24	$70.2K	135
Q4 24	$65.1K	144
Q1 25	$68.7K	144
Q2 25	$79.8K	144
Q3 25	$92.3K	144
Q4 25	$69	200K

Revenue / Employee