4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001415889-25-015664
Director acquired 5,122 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 |
|---|---|---|---|---|---|---|---|
| Gerst Diane G. Director | 2025-06-02 | Grant or award | +5,122 | 23,756 | D | ||
| Derivatives | |||||||
| Gerst Diane G. Director | 2025-06-02 | Grant or award · Stock Option (right to buy) | +11,402 | 11,402 | D | ||
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