January 5, 2026 · Form 4 insider transaction
Arbuckle Stuart A bought 3,279 shares of Alnylam Pharmaceuticals, 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 stock option will vest as to one third of the shares on each of the first, second and third anniversaries of the date of grant.