Annexon (ANNX)
What the price implies
A reverse DCF: instead of guessing a fair value, it asks what growth today's price already assumes. How it works.
Fundamental grade
Five factors scored 1 to 9 from ANNX's latest numbers, weighted into one grade. It describes the business, not whether the stock is a buy.
Key numbers
Results from SEC filings
Fiscal years, from Annexon's 10-K filings. Ten years of the full income statement, balance sheet and cash flow.
| Fiscal year | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Revenue | — | — | — | — | — |
| Net income | -$130M | -$142M | -$134M | -$138M | -$207M |
| Free cash flow | -$108M | -$123M | -$121M | -$118M | -$186M |
| EPS (diluted) | -$3.40 | -$2.60 | -$1.77 | -$1.01 | -$1.34 |
| Operating margin | — | — | — | — | — |
Superinvestors who own ANNX
From each investor's latest 13F filing (what a 13F shows). 1 of the investors we track hold it.
| Investor | Last quarter | Value | % of portfolio | Quarter |
|---|---|---|---|---|
| Cliff Asness AQR Capital Management |
Trimmed | $4M | 0.00% | Q2 2026 |
Insider buying
Open-market purchases by Annexon's executives and directors in the last 12 months, from SEC Form 4 filings. What insider buying tells you.
| Date | Insider | Shares | Price | Value |
|---|---|---|---|---|
| Sep 24, 2026 | Douglas Love PRESIDENT AND CEO |
26,065 | $3.83 | $99,829 |
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In the full deep dive
Questions
Are Annexon insiders buying the stock?
1 open-market insider purchase of ANNX in the last 12 months, from SEC Form 4 filings.
Which superinvestors own Annexon?
1 of the superinvestors Investingly tracks hold ANNX in their latest 13F, including Cliff Asness.
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Prices and ratios as of Oct 11, 2026; statements from SEC filings. Information only, not investment advice. Superinvestor holdings come from 13F filings, which are filed up to 45 days after each quarter ends.