Ausiello Dennis A bought ALNY

August 14, 2025 · Form 4 insider transaction

Ausiello Dennis A bought 5,153 shares of Alnylam Pharmaceuticals, Inc. at $128.31 per share, a transaction worth $661.2K. 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
5,153
Price
$128.31
Total value
$661.2K
RoleDirector
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateAugust 14, 2025
Filing dateAugust 15, 2025
Shares owned after15,064
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.

View the original Form 4 on SEC EDGAR