4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001415889-25-007791
CFO, EVP & TREASURER acquired 36,747 shares (grant or award)
From the SEC's structured data for this filing
Trades in this filing
| Insider | Date | Transaction | Shares | Price | Value | Owned after | D/I |
|---|---|---|---|---|---|---|---|
| PETERS WILLIAM J CFO, EVP & TREASURER | 2025-03-10 | Grant or award | +36,747 | 130,230 | D | ||
| Derivatives | |||||||
| PETERS WILLIAM J CFO, EVP & TREASURER | 2025-03-10 | Grant or award · Employee Stock Option (right to buy) | +78,039 | 78,039 | D | ||
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