Susan Alexander - Feb 9, 2024 Form 4 Insider Report for BIOGEN INC. (BIIB)

Role
EVP Chief Legal Officer
Signature
/s/ Wendell Taylor, attorney-in-fact for Susan Alexander
Stock symbol
BIIB
Transactions as of
Feb 9, 2024
Transactions value $
-$226,039
Form type
4
Date filed
2/13/2024, 05:56 PM
Previous filing
Feb 9, 2024
Next filing
Feb 21, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BIIB Common Stock Options Exercise $0 +2.58K +5.43% $0.00 50K Feb 9, 2024 Direct
transaction BIIB Common Stock Tax liability -$226K -938 -1.88% $240.98 49.1K Feb 9, 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 -2.58K -50% $0.00 2.58K Feb 9, 2024 Common Stock 2.58K $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 February 10, 2022.