4//SEC Filing
PETERS WILLIAM J 4
Accession 0001415889-25-013821
CIK 0001297184other
Filed
May 19, 8:00 PM ET
Accepted
May 20, 5:02 PM ET
Size
4.8 KB
Accession
0001415889-25-013821
Insider Transaction Report
Form 4
PETERS WILLIAM J
DirectorCFO, EVP & TREASURER
Transactions
- Tax Payment
Common Stock
2025-05-19$24.79/sh−273$6,768→ 124,985 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.
Documents
Issuer
Amphastar Pharmaceuticals, Inc.
CIK 0001297184
Entity typeother
Related Parties
1- filerCIK 0001263136
Filing Metadata
- Form type
- 4
- Filed
- May 19, 8:00 PM ET
- Accepted
- May 20, 5:02 PM ET
- Size
- 4.8 KB