Annexon, Inc. — Director's Dealing 2020

Jul 23, 2020

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: Annexon, Inc. (ANNX)
CIK: 0001528115
Period of Report: 2020-07-23

Reporting Person: Keswani Sanjay (EVP & Chief Medical Officer)

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option (Right to Buy)	$7.49	2029-06-20	Common Stock (186951)		Direct
Stock Option (Right to Buy)	$13.31	2030-06-29	Common Stock (68104)		Direct

Footnotes

F1: 25% of the shares subject to the option vest on the first anniversary measured from June 17, 2019 (the "Vesting Commencement Date"), and 1/48th of the total number of shares vest monthly thereafter, such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.

F2: Reflects a 1-for-8.81 reverse stock split of the Issuer's outstanding common stock effected on July 17, 2020.

F3: 1/48th of the shares subject to the option vest on each monthly anniversary measured from June 29, 2020 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.