Lee Howard 4
4 · Amphastar Pharmaceuticals, Inc. · Filed Jun 4, 2025
Insider Transaction Report
Form 4
Lee Howard
Director
Transactions
- Award
Stock Option (right to buy)
2025-06-02+11,402→ 11,402 totalExercise: $25.38Exp: 2035-06-02→ Common Stock (11,402 underlying) - Tax Payment
Common Stock
2025-06-03$26.01/sh−923$24,007→ 151,976 total - Award
Common Stock
2025-06-02+5,122→ 152,899 total
Footnotes (3)
- [F1]The reported shares are represented by restricted stock units, or RSUs, all of which vest on June 2, 2026.
- [F2]The reported shares were withheld to satisfy the reporting person's tax liability in connection with the vesting of RSUs.
- [F3]All of the shares subject to the option vest on June 2, 2026.