Jane Grogan - Nov 1, 2024 Form 4 Insider Report for BIOGEN INC. (BIIB)

Role
Head of Research
Signature
/s/ Samuel Ntonme, attorney-in-fact for Dr. Grogan
Stock symbol
BIIB
Transactions as of
Nov 1, 2024
Transactions value $
-$35,453
Form type
4
Date filed
11/4/2024, 04:39 PM
Previous filing
Feb 9, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BIIB Common Stock Options Exercise $0 +695 $0.00 695 Nov 1, 2024 Direct
transaction BIIB Common Stock Tax liability -$35.5K -204 -29.35% $173.79 491 Nov 1, 2024 Direct

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 BIIB Restricted Stock Unit Options Exercise $0 -695 -33.33% $0.00 1.39K Nov 1, 2024 Common Stock 695 $0.00 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The restricted stock units vest in three equal yearly installments beginning on the first anniversary of the grant date of November 1, 2023.