PETERS WILLIAM J
CFO, EVP & TREASURER · 5 insider transactions on file
All transactions
| Date | Ticker | Company | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-03-15 | AMPH | Amphastar Pharmaceuticals, Inc. | Tax withholding | 1,973 | $18.18 | $35,869.14 | filing |
| 2026-03-10 | AMPH | Amphastar Pharmaceuticals, Inc. | Tax withholding | 3,297 | $18.91 | $62,346.27 | filing |
| 2026-03-09 | AMPH | Amphastar Pharmaceuticals, Inc. | Award | 58,693 | $0.00 | $0.00 | filing |
| 2026-03-06 | AMPH | Amphastar Pharmaceuticals, Inc. | Tax withholding | 2,146 | $19.34 | $41,503.64 | filing |
| 2026-03-04 | AMPH | Amphastar Pharmaceuticals, Inc. | Tax withholding | 1,744 | $19.96 | $34,810.24 | filing |
Insider transactions from SEC Form 4 filings via EDGAR. Names appear as filed and aren't normalized across issuers.