4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001104659-17-052298
Director sold 10,000 shares at an average $14.81 ($148,084)
- Director acquired 10,000 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 |
|---|---|---|---|---|---|---|---|
| PRINS RICHARD K Director | 2017-08-14 | Option exercise | +5,000 | $10.77 | $53,850 | 33,844 | D |
| PRINS RICHARD K Director | 2017-08-14 | Sale | −5,000 | $14.80 | $73,997 | 28,844 | D |
| PRINS RICHARD K Director | 2017-08-15 | Option exercise | +5,000 | $10.77 | $53,850 | 33,844 | D |
| PRINS RICHARD K Director | 2017-08-15 | Sale | −5,000 | $14.82 | $74,087 | 28,844 | D |
| Derivatives | |||||||
| PRINS RICHARD K Director | 2017-08-14 | Option exercise · Stock Option (right to buy) | −5,000 | 5,000 | D | ||
| PRINS RICHARD K Director | 2017-08-15 | Option exercise · Stock Option (right to buy) | −5,000 | 0 | D | ||
| Open-market sales · 10,000 sh · avg $14.81 · $148,084 | |||||||
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