Annexon, Inc. Director Jung Choi Receives 65,000 Stock Options

This Form 4 filing reports that Jung Choi, a director of Annexon, Inc. (ANNX), was granted 65,000 stock options on June 11, 2026. The options have an exercise price of $4.70 per share and expire on June 11, 2036. The options vest and become exercisable as to 100% of the total shares on the earlier of: (i) the first anniversary of June 11, 2026, or (ii) the next Annual Meeting following June 11, 2026, subject to Choi's continuous service as a director until the vesting date. The transaction was reported by Jennifer Lew acting as Attorney-in-Fact for Choi Jung. This represents a standard equity compensation grant to a company director, with the zero-dollar transaction price indicating it was a grant rather than a purchase.