Deflin Gayle bought AMPH
June 1, 2026 · Form 4 insider transaction
Deflin Gayle bought 17,365 shares of Amphastar 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.
Direction
Acquired (buy-side)
Shares
17,365
Price
$0.00
Total value
N/A
InsiderDeflin Gayle
RoleDirector
SecurityStock Option (right to buy)
Transaction codeA: Grant or award
Transaction dateJune 1, 2026
Filing dateJune 3, 2026
Shares owned after17,365
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
All of the shares subject to the option vest on June 1, 2027.