Annexon (ANNX) Cash Flow: Operating & Free Cash Flow

Annexon Cash Flow Statement Analysis

Values in millions USD

Income Statement Balance Sheet Cash Flow Ratios

Scale:

Scroll to see more

Cash flow statement showing operating, investing, and financing activities for Annexon, Inc. (ANNX) - Annual data in millions USD
Breakdown	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020	FY 2019	FY 2018	FY 2017
Period ending	Dec 2025	Dec 2024	Dec 2023	Dec 2022	Dec 2021	Dec 2020	Dec 2019	Dec 2018	Dec 2017
Operating Activities
Net Income	-206.69	-138.20	-134.24	-141.95	-130.32	-63.41	-37.18	-18.30	-18.71
Depreciation & Amortization	2.17	2.15	2.15	2.11	2.14	0.67	0.49	0.49	0.27
Stock Based Compensation	16.42	19.43	18.18	18.52	16.26	4.89	2.04	0.41	0.40
Change in Working Capital	4.23	6.36	-5.81	3.74	3.28	4.72	0.63	0.48	-1.22
Change in Accounts Payable	4.49	4.94	-2.08	-0.29	3.86	1.51	0.93	-0.25	0.14
Change in Other Working Capital	-0.26	-5.87	-3.73	-2.15	1.27	3.20	-0.31	0.73	-1.37
Other Operating Activities	-2.49	-7.75	-1.43	1.28	1.27	0.05	5.67	-0.26	0.80
Net Cash from Operating Activities	-186.36	-118.01	-121.14	-116.31	-106.11	-53.09	-28.36	-17.19	-19.26
Investing Activities
Capital Expenditures	-0.14	-0.02	-0.19	-6.53	-1.65	-0.46	-0.27	-0.02	-0.57
Purchases of Investments	-212.21	-583.93	-108.09	-113.20	-225.60	-82.70	0.00	0.00	0.00
Sales/Maturities of Investments	402.40	365.15	178.98	178.17	139.02	0.00	0.00	0.00	0.00
Net Cash from Investing Activities	190.05	-218.80	70.70	58.44	-88.24	-83.16	-0.27	-0.02	-0.57
Financing Activities
Debt Repayment	0.00	0.00	0.00	0.00	0.00	-0.50	0.00	0.00	0.00
Common Stock Issued	110.47	163.47	135.51	130.90	1.80	267.04	0.00	58.46	0.04
Dividends Paid	-1.86	0.00	0.00	0.00	0.00	-6.22	0.00	0.00	0.00
Other Financing Activities	0.24	-2.26	0.01	-7.99	0.00	-8.17	28.40	58.46	0.04
Net Cash from Financing Activities	108.86	161.21	135.52	122.91	1.80	360.88	28.40	58.46	0.04
Summary
Effect of Forex Changes on Cash	0.00	-0.02	0.01	0.00	0.00	0.01	-0.01	-0.04	-0.02
Net Change in Cash	112.55	-175.61	85.09	65.04	-192.55	224.63	-0.24	41.21	-19.81
Cash at Beginning of Period	50.53	226.14	141.05	76.01	268.57	43.93	44.18	2.97	22.78
Cash at End of Period	163.08	50.53	226.14	141.05	76.01	268.57	43.93	44.18	2.97
Free Cash Flow	-186.49	-118.02	-121.34	-122.84	-107.76	-53.55	-28.63	-17.21	-19.83

Source: Company financial statements from annual and quarterly filings. Data as of Jun 30, 2026. Data sources and methodology

Frequently Asked Questions About Annexon Cash Flow

What is Annexon's free cash flow?

Annexon had negative free cash flow of $186.49M in fiscal 2025 (fiscal year ended Dec 31, 2025), operating cash flow of −$186.36M minus $137.00K of capital expenditures.

How much does Annexon spend on capital expenditures?

Annexon spent $137.00K on capital expenditures in fiscal 2025, compared with $15.00K a year earlier.

Does Annexon pay dividends or buy back shares?

Yes. In fiscal 2025 Annexon returned $1.86M in dividends to shareholders, according to its cash flow statement.

What is free cash flow?

Free cash flow is operating cash flow minus capital expenditures. It is the cash a company has left for dividends, buybacks, debt repayment or acquisitions after funding its operations and investment. Full definition