4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001104659-18-072627
Director sold 29,278 shares at $21.32 ($624,075)
- Director acquired 29,278 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 |
|---|---|---|---|---|---|---|---|
| Koo Richard Director | 2018-12-11 | Option exercise | +29,278 | $14.66 | $429,215 | 271,206 | D |
| Koo Richard Director | 2018-12-11 | Sale | −29,278 | $21.32 | $624,075 | 241,928 | D |
| Derivatives | |||||||
| Koo Richard Director | 2018-12-11 | Option exercise · Stock Option (right to buy) | −29,278 | 0 | D | ||
| Open-market sales · 29,278 sh · avg $21.32 · $624,075 | |||||||
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