SEC Form 4 · accession 0001614869-26-000004
Annexon, Inc. · ANNX
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Mark S. Blumenkranz
Director
Period of report
Aug 10, 2026
Accepted (ET)
Aug 12, 2026 · 6:10 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001528115
Table I — non-derivative securities
No Table I lines on this filing.
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (Right to Buy)F1 | $5.39 | Aug 10, 2026 | A | 175,000 | A | — | Aug 10, 2036 | Common Stock | 175,000 | 175,000 | D |
Explanation of responses
- F11/36th of the shares subject to the option vest on each monthly anniversary measured from August 10, 2026 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the third anniversary of the Vesting Commencement Date, subject to Reporting Person's continuous service as a director on each such vesting date.