Ausiello Dennis A bought ALNY
August 14, 2025 · Form 4 insider transaction
Ausiello Dennis A bought 4,032 shares of Alnylam Pharmaceuticals, Inc. at $171.95 per share, a transaction worth $693.3K. The trade was recorded as option exercise under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Acquired (buy-side)
Shares
4,032
Price
$171.95
Total value
$693.3K
InsiderAusiello Dennis A
RoleDirector
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateAugust 14, 2025
Filing dateAugust 15, 2025
Shares owned after28,905
OwnershipDirect
10b5-1 planYes
AmendedNo
Footnotes
All transactions reported on this Form 4 were made pursuant to a Rule 10b5-1(c) trading plan adopted by the reporting person on May 15, 2025.