4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001104659-20-067027
Director sold 47,782 shares at $18.18 ($868,892)
- Director acquired 47,782 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 | 2020-05-27 | Option exercise | +47,782 | $15.11 | $721,986 | 295,201 | D |
| Koo Richard Director | 2020-05-27 | Sale | −47,782 | $18.18 | $868,892 | 247,419 | D |
| Derivatives | |||||||
| Koo Richard Director | 2020-05-27 | Option exercise · Stock Option (right to buy) | −47,782 | 0 | D | ||
| Open-market sales · 47,782 sh · avg $18.18 · $868,892 | |||||||
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