Ginger Gregory - Feb 7, 2024 Form 4 Insider Report for BIOGEN INC. (BIIB)

Role
EVP, Human Resources
Signature
/s/ Wendell Taylor, attorney in fact for Ginger Gregory
Stock symbol
BIIB
Transactions as of
Feb 7, 2024
Transactions value $
-$119,669
Form type
4
Date filed
2/9/2024, 08:14 PM
Previous filing
Jan 31, 2024
Next filing
Feb 13, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BIIB Common Stock Options Exercise $0 +1.64K +19.27% $0.00 10.1K Feb 8, 2024 Direct
transaction BIIB Common Stock Tax liability -$120K -498 -4.92% $240.30 9.62K Feb 8, 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 Award $0 +5.41K $0.00 5.41K Feb 7, 2024 Common Stock 5.41K $0.00 Direct F1
transaction BIIB Restricted Stock Unit Options Exercise $0 -1.64K -33.33% $0.00 3.27K Feb 8, 2024 Common Stock 1.64K $0.00 Direct F2
* 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 (3) equal annual installments, commencing one year after the grant date of 02/07/2024.
F2 The restricted stock units vest in three (3) equal annual installments commencing one year after the grant date of 02/08/2023.