4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001104659-23-123689
Senior EVP, Production Center sold 7,830 shares at an average $59.03 ($462,195)
- Senior EVP, Production Center acquired 7,830 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 |
|---|---|---|---|---|---|---|---|
| Zhou Rong Senior EVP, Production Center | 2023-12-01 | Option exercise | +4,316 | $14.40 | $62,150 | 116,736 | D |
| Zhou Rong Senior EVP, Production Center | 2023-12-01 | Sale | −4,316 | $58.58 | $252,831 | 112,420 | D |
| Zhou Rong Senior EVP, Production Center | 2023-12-04 | Option exercise | +3,514 | $16.19 | $56,892 | 115,934 | D |
| Zhou Rong Senior EVP, Production Center | 2023-12-04 | Sale | −3,514 | $59.58 | $209,364 | 112,420 | D |
| Derivatives | |||||||
| Zhou Rong Senior EVP, Production Center | 2023-12-01 | Option exercise · Employee Stock Option (right to buy) | −4,316 | 0 | D | ||
| Zhou Rong Senior EVP, Production Center | 2023-12-04 | Option exercise · Employee Stock Option (right to buy) | −3,514 | 0 | D | ||
| Open-market sales · 7,830 sh · avg $59.03 · $462,195 | |||||||
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