Gossamer Bio, Inc. (GOSS) Cash Flow Statement

NASDAQ: GOSSOperating cash, capex, free cash flow and buybacks.

Where GOSS’s cash came from and went, 2025

December 31, 2025 · U.S. dollars
Cash from operations
−$171.3M
Capital expenditures
$79,000
0.2% of revenue
Free cash flow
−$171.3M
−353.5% margin
Returned to shareholders
—
Change in cash
−$8.3M
cash at year-end $37.7M
Investments (net): $156.4MInvestments (net)$156.4MOther financing: $6.4MOther financing$6.4MDrawn from cash: $8.3MDrawn from cash$8.3MCash used in operations: $171.3MCash used in operations$171.3M · 100%Capital expenditures: $79,000Capital expenditures$79,000 · 0%$171.3M
Cash from operations
−$171.3M
Investments (net)
+$156.4M
Other financing
+$6.4M
Change in cash
−$8.3M

Drawn to scale: where the cash came from and how it was used. Hover for values.

GOSS operating cash flow, capex and free cash flow

Operating cash flowCapital expendituresFree cash flowFCF margin (right axis)

GOSS cash flow trends, 2016–2025

Gossamer Bio, Inc. cash flow trends
MetricTrendThenLatestChange
Operating cash flow$20,0002016−$171.3M2025—
Capital expenditures$3.5M2016$79,0002025−34.4%/yr
Free cash flow$20,0002016−$171.3M2025—
Free cash flow margin−3.0%2024−353.5%2025−350.5 pts
Stock-based compensation$32,0002017$10.6M2025+106.4%/yr
Share buybacks (net)$02018$02024—
Capex / revenue0.0%20240.2%2025+0.2 pts

Change is the average annual growth (CAGR) or the difference between the first and latest year.

GOSS cash flow by activity

OperatingInvestingFinancingChange in cash

GOSS net income vs operating cash flow

Net incomeOperating cash flow

Operating cash flow above net income usually means earnings are backed by cash (depreciation and stock-based pay are non-cash expenses).

GOSS cash flow statement

Gossamer Bio, Inc. annual cash flow statement
2025202420232022202120202019201820172016
Operating activities
Net income−$170.4M−$56.5M−$179.8M−$229.4M−$234.0M−$243.4M−$180.3M−$147.0M−$6.8M−$83,000
Depreciation & amortization$1.0M$4.2M$4.4M$4.4M$5.2M$4.3M$3.1M$297,000$1.2M$83,000
Stock-based compensation$10.6M$20.6M$28.5M$42.6M$32.0M$38.7M$20.8M$30.9M$32,000—
Change in working capital−$13.6M$39.5M−$14.8M−$4.5M$774,000−$3.1M$10.1M$15.0M$994,000$103,000
Other non-cash items$1.2M−$11.2M$2.6M−$177,000$7.2M$27.1M$1.4M$49.7M−$1.2M−$83,000
Cash from operating activities−$171.3M−$3.5M−$159.2M−$187.0M−$188.9M−$176.4M−$144.8M−$51.0M−$5.7M$20,000
Investing activities
Capital expenditures−$79,000$0$0−$475,000−$1.6M−$24.9M−$6.6M−$21.2M−$3.5M−$3.5M
Investments (net)$156.4M$29.0M−$88.1M−$560,000−$115.8M$240.2M−$140.6M−$123.5M−$123.5M$0
Acquisitions & other investing$0$0−$22.8M$0$0$0$0$0−$17.7M−$141.2M
Cash from investing activities$156.4M$29.0M−$111.0M−$1.0M−$117.4M$215.3M−$147.1M−$144.7M−$144.7M−$144.7M
Financing activities
Share repurchases & issuance (net)—$629,000$444,000$122.9M$3.3M$117.6M$293.4M$303.0M——
Net borrowing (repayment)$0−$12.6M−$11.6M−$5.8M−$5.8M$193.6M$28.2M−$40,000$6.0M$40,000
Shares issued$0$0$201.3M$119.9M$0$117.1M$291.3M$303.0M$0$0
Other financing$6.4M$464,000−$18,000−$119.9M$5.8M−$115.8M−$291.3M−$305.2M$0$0
Cash from financing activities$6.4M−$11.5M$190.2M$117.1M$3.3M$312.5M$321.6M$300.9M$6.0M$40,000
Summary
Net change in cash−$8.3M$14.0M−$79.9M−$71.5M−$303.2M$351.5M$29.7M$105.1M$255,000$0
Cash at end of period$37.7M$46.1M$32.1M$112.0M$183.5M$486.6M$135.1M$105.4M$315,000$60,000
Free cash flow−$171.3M−$3.5M−$159.2M−$187.5M−$190.5M−$201.2M−$151.4M−$72.3M−$5.7M$20,000
Free cash flow margin−353.5%−3.0%————————
Capex / revenue0.2%0.0%————————

Negative numbers are cash paid out. Quarterly columns are labeled by the month the quarter ended. Figures in U.S. dollars as reported; data from EODHD.

GOSS cash generation

In fiscal 2025 (ended December 31, 2025), Gossamer Bio generated -$171.3 million of cash from operations and spent $0.1 million on capital expenditures, leaving free cash flow of -$171.3 million, −353.5% of revenue. Cash and equivalents fell by $8.3 million over the year.

Related: GOSS income statement, GOSS balance sheet. See the GOSS stock overview for the latest quote and news.

GOSS cash flow FAQ

What is Gossamer Bio's free cash flow?

Gossamer Bio's free cash flow was -$171.3 million in fiscal 2025: -$171.3 million of operating cash flow minus $0.1 million of capital expenditures It was -$3.5 million a year earlier..

How much cash does Gossamer Bio generate from operations?

Gossamer Bio generated -$171.3 million of cash from operating activities in fiscal 2025.

How much does Gossamer Bio spend on capital expenditures?

Gossamer Bio spent $0.1 million on capital expenditures in fiscal 2025, 0.2% of revenue.

Biotechnology: cash flow