Corporate insider profile
William J Peters Insider Trades
Latest reported as CFO, EVP & TREASURER of Amphastar Pharmaceuticals, Inc. (AMPH).
- Purchase filings
- 0
- Reported companies
- 1
- Net open-market value
- -$287,361.40
- Latest transaction
- Sep 21, 2026
Affiliated corporations
Reported company relationships
Transaction history
