4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001415889-25-015658
Director sold 500 shares at $25.67 ($12,835)
- Director acquired 5,122 shares (grant or award)
- Traded under a Rule 10b5-1 plan
From the SEC's structured data for this filing
Trades in this filing
| Insider | Date | Transaction | Shares | Price | Value | Owned after | D/I |
|---|---|---|---|---|---|---|---|
| Petersen Floyd F. Director | 2025-06-02 | Sale 10b5-1 | −500 | $25.67 | $12,835 | 72,909 | D |
| Petersen Floyd F. Director | 2025-06-02 | Grant or award 10b5-1 | +5,122 | 78,031 | D | ||
| Derivatives | |||||||
| Petersen Floyd F. Director | 2025-06-02 | Grant or award · Stock Option (right to buy) 10b5-1 | +11,402 | 11,402 | D | ||
| Open-market sales · 500 sh · avg $25.67 · $12,835 | |||||||
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