February 7, 2024 · Form 4 insider transaction
MCDONNELL MICHAEL R bought 6,650 shares of Biogen Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 2 days after the transaction.
The restricted stock units vest in three (3) equal annual installments, commencing one year after the grant date of 02/07/2024.