Jennifer Lew - May 27, 2021 Form 4 Insider Report for Annexon, Inc. (ANNX)

Signature
/s/ Jennifer Lew
Stock symbol
ANNX
Transactions as of
May 27, 2021
Transactions value $
-$51,625
Form type
4
Date filed
6/1/2021, 06:01 PM
Next filing
Sep 15, 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ANNX Common Stock Options Exercise $26.2K +3.5K +175% $7.49 5.5K May 27, 2021 Direct
transaction ANNX Common Stock Sale -$77.8K -3.5K -63.64% $22.24* 2K May 27, 2021 Direct F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction ANNX Stock Option (Right to Buy) Options Exercise $0 -3.5K -2.32% $0.00 147K May 27, 2021 Common Stock 3.5K $7.49 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The transactions reported herein were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan.
F2 This transaction was executed in multiple trades in prices ranging from $21.78 to $22.67, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.
F3 25% of the shares subject to the option vest on the first anniversary measured from June 3, 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.