4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001104659-23-062799
EVP, Production Center sold 10,000 shares at $44.21 ($442,050)
- EVP, Production Center 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 |
|---|---|---|---|---|---|---|---|
| Zhou Rong EVP, Production Center | 2023-05-18 | Option exercise | +10,000 | $14.40 | $144,000 | 97,598 | D |
| Zhou Rong EVP, Production Center | 2023-05-18 | Sale | −10,000 | $44.21 | $442,050 | 87,598 | D |
| Derivatives | |||||||
| Zhou Rong EVP, Production Center | 2023-05-18 | Option exercise · Employee Stock Option (right to buy) | −10,000 | 22,891 | D | ||
| Open-market sales · 10,000 sh · avg $44.21 · $442,050 | |||||||
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