4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001415889-24-021242
Director sold 17,101 shares at $43.07 ($736,550)
- Director acquired 17,101 shares (option exercise)
From the SEC's structured data for this filing
Trades in this filing
| Insider | Date | Transaction | Shares | Price | Value | Owned after | D/I |
|---|---|---|---|---|---|---|---|
| PRINS RICHARD K Director | 2024-08-12 | Option exercise | +3,915 | $20.03 | $78,417 | 37,886 | D |
| PRINS RICHARD K Director | 2024-08-12 | Option exercise | +6,004 | $20.08 | $120,560 | 43,890 | D |
| PRINS RICHARD K Director | 2024-08-12 | Option exercise | +7,182 | $19.52 | $140,193 | 51,072 | D |
| PRINS RICHARD K Director | 2024-08-12 | Sale | −17,101 | $43.07 | $736,550 | 33,971 | D |
| Derivatives | |||||||
| PRINS RICHARD K Director | 2024-08-12 | Option exercise · Stock Option (right to buy) | −3,915 | 10,000 | D | ||
| PRINS RICHARD K Director | 2024-08-12 | Option exercise · Stock Option (right to buy) | −6,004 | 10,000 | D | ||
| PRINS RICHARD K Director | 2024-08-12 | Option exercise · Stock Option (right to buy) | −7,182 | 10,000 | D | ||
| Open-market sales · 17,101 sh · avg $43.07 · $736,550 | |||||||
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