Robin Kramer - Feb 6, 2025 Form 4 Insider Report for BIOGEN INC. (BIIB)

Role
Chief Accounting Officer
Signature
/s/ Samuel Ntonme, attorney-in-fact for Robin Kramer
Stock symbol
BIIB
Transactions as of
Feb 6, 2025
Transactions value $
-$67,283
Form type
4
Date filed
2/10/2025, 06:48 PM
Previous filing
Feb 7, 2025
Next filing
Feb 12, 2025
SEC
View on sec.gov

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BIIB Common Stock Options Exercise $0 +788 +12.3% $0.00 7.2K Feb 7, 2025 Direct
transaction BIIB Common Stock Tax liability -$32.8K -232 -3.22% $141.35 6.96K Feb 7, 2025 Direct
transaction BIIB Common Stock Options Exercise $0 +703 +10.1% $0.00 7.67K Feb 7, 2025 Direct
transaction BIIB Common Stock Tax liability -$34.5K -244 -3.18% $141.35 7.42K Feb 7, 2025 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 +10.5K $0.00 10.5K Feb 6, 2025 Common Stock 10.5K $0.00 Direct F1
transaction BIIB Restricted Stock Unit Options Exercise $0 -788 -49.97% $0.00 789 Feb 7, 2025 Common Stock 788 $0.00 Direct F2
transaction BIIB Restricted Stock Unit Options Exercise $0 -703 -33.32% $0.00 1.41K Feb 7, 2025 Common Stock 703 $0.00 Direct F3
* 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 6, 2025.
F2 The restricted stock units vest in three (3) equal annual installments commencing one year after the grant date of 02/08/2023.
F3 The restricted stock units vest in three (3) equal annual installments, commencing one year after the grant date of 02/07/2024.