Firestone Karen bought AMLX
May 21, 2026 · Form 4 insider transaction
Firestone Karen bought 3,800 shares of Amylyx Pharmaceuticals, Inc. at $13.51 per share, a transaction worth $51.3K. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 5 days after the transaction.
Direction
Acquired (buy-side)
Shares
3,800
Price
$13.51
Total value
$51.3K
InsiderFirestone Karen
RoleDirector
SecurityCommon Stock
Transaction codeP: Open-market purchase
Transaction dateMay 21, 2026
Filing dateMay 26, 2026
Shares owned after66,900
OwnershipDirect
10b5-1 planNo
AmendedNo