4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001104659-23-068054
Director sold 16,679 shares at $45.02 ($750,960)
- Director acquired 16,679 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 |
|---|---|---|---|---|---|---|---|
| Lee Howard Director | 2023-06-01 | Option exercise | +16,679 | $16.69 | $278,373 | 159,618 | D |
| Lee Howard Director | 2023-06-01 | Sale | −16,679 | $45.02 | $750,960 | 142,939 | D |
| Derivatives | |||||||
| Lee Howard Director | 2023-06-01 | Option exercise · Stock Option (right to buy) | −16,679 | 0 | D | ||
| Open-market sales · 16,679 sh · avg $45.02 · $750,960 | |||||||
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