4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0000899243-15-003607
Director sold 14,500 shares at an average $14.67 ($212,779)
- Director acquired 7,500 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 | 2015-08-17 | Option exercise | +5,400 | $10.77 | $58,158 | 48,122 | D |
| PRINS RICHARD K Director | 2015-08-17 | Sale | −5,400 | $14.70 | $79,384 | 42,722 | D |
| PRINS RICHARD K Director | 2015-08-18 | Option exercise | +2,100 | $10.77 | $22,617 | 44,822 | D |
| PRINS RICHARD K Director | 2015-08-18 | Sale | −9,100 | $14.66 | $133,395 | 35,722 | D |
| Derivatives | |||||||
| PRINS RICHARD K Director | 2015-08-17 | Option exercise · Stock Option (right to buy) | −5,400 | 42,100 | D | ||
| PRINS RICHARD K Director | 2015-08-18 | Option exercise · Stock Option (right to buy) | −2,100 | 40,000 | D | ||
| Open-market sales · 14,500 sh · avg $14.67 · $212,779 | |||||||
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