4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001104659-23-034071
CFO, EVP & Treasurer sold 12,776 shares at $36.43 ($465,472)
- CFO, EVP & Treasurer gave up 4,146 shares (to pay taxes)
- CFO, EVP & Treasurer acquired 6,688 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 |
|---|---|---|---|---|---|---|---|
| PETERS WILLIAM J CFO, EVP & Treasurer | 2023-03-15 | Option exercise | +6,688 | $14.95 | $99,986 | 131,227 | D |
| PETERS WILLIAM J CFO, EVP & Treasurer | 2023-03-15 | Sale | −12,776 | $36.43 | $465,472 | 118,451 | D |
| PETERS WILLIAM J CFO, EVP & Treasurer | 2023-03-15 | Shares withheld for taxes | −4,146 | $36.84 | $152,739 | 114,305 | D |
| Derivatives | |||||||
| PETERS WILLIAM J CFO, EVP & Treasurer | 2023-03-15 | Option exercise · Employee Stock Option (right to buy) | −6,688 | 0 | D | ||
| Open-market sales · 12,776 sh · avg $36.43 · $465,472 | |||||||
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