4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001415889-24-007367
CFO, EVP & TREASURER sold 18,136 shares at an average $46.48 ($842,883)
- CFO, EVP & TREASURER gave up 2,190 shares (to pay taxes)
- CFO, EVP & TREASURER acquired 8,826 shares (option exercise)
- 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 |
|---|---|---|---|---|---|---|---|
| PETERS WILLIAM J CFO, EVP & TREASURER | 2024-03-06 | Option exercise 10b5-1 | +8,826 | $11.33 | $99,999 | 129,626 | D |
| PETERS WILLIAM J CFO, EVP & TREASURER | 2024-03-06 | Sale 10b5-1 | −13,404 | $46.30 | $620,540 | 116,222 | D |
| PETERS WILLIAM J CFO, EVP & TREASURER | 2024-03-06 | Sale 10b5-1 | −4,681 | $46.98 | $219,896 | 111,541 | D |
| PETERS WILLIAM J CFO, EVP & TREASURER | 2024-03-06 | Sale 10b5-1 | −51 | $48.00 | $2,448 | 111,490 | D |
| PETERS WILLIAM J CFO, EVP & TREASURER | 2024-03-06 | Shares withheld for taxes 10b5-1 | −2,190 | $46.31 | $101,419 | 109,300 | D |
| Derivatives | |||||||
| PETERS WILLIAM J CFO, EVP & TREASURER | 2024-03-06 | Option exercise · Employee Stock Option (right to buy) 10b5-1 | −8,826 | 0 | D | ||
| Open-market sales · 18,136 sh · avg $46.48 · $842,883 | |||||||
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