PETERS WILLIAM J 4
4 · Amphastar Pharmaceuticals, Inc. · Filed Mar 18, 2025
Insider Transaction Report
Form 4
PETERS WILLIAM J
DirectorCFO, EVP & TREASURER
Transactions
- Tax Payment
Common Stock
2025-03-15$26.66/sh−1,968$52,467→ 128,262 total - Tax Payment
Common Stock
2025-03-17$27.69/sh−3,004$83,181→ 125,258 total
Footnotes (1)
- [F1]The reported shares were withheld to satisfy the reporting person's tax liability in connection with the vesting of restricted stock units, or RSUs.