4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001415889-25-020123
Director acquired 6,304 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 |
|---|---|---|---|---|---|---|---|
| Gaugh David Russell Director | 2025-07-18 | Grant or award | +6,304 | 6,304 | D | ||
| Derivatives | |||||||
| Gaugh David Russell Director | 2025-07-18 | Grant or award · Stock Option (right to buy) | +13,987 | 13,987 | D | ||
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