4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001415889-24-029491
SENIOR EVP, PRODUCTION CENTER sold 15,000 shares at an average $44.85 ($672,815)
- SENIOR EVP, PRODUCTION CENTER acquired 15,000 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 SENIOR EVP, PRODUCTION CENTER | 2024-12-12 | Option exercise | +7,000 | $11.33 | $79,310 | 125,469 | D |
| Zhou Rong SENIOR EVP, PRODUCTION CENTER | 2024-12-12 | Sale | −7,000 | $44.43 | $310,975 | 118,469 | D |
| Zhou Rong SENIOR EVP, PRODUCTION CENTER | 2024-12-13 | Option exercise | +8,000 | $11.33 | $90,640 | 126,469 | D |
| Zhou Rong SENIOR EVP, PRODUCTION CENTER | 2024-12-13 | Sale | −8,000 | $45.23 | $361,840 | 118,469 | D |
| Derivatives | |||||||
| Zhou Rong SENIOR EVP, PRODUCTION CENTER | 2024-12-12 | Option exercise · Employee Stock Option (right to buy) | −7,000 | 17,787 | D | ||
| Zhou Rong SENIOR EVP, PRODUCTION CENTER | 2024-12-13 | Option exercise · Employee Stock Option (right to buy) | −8,000 | 9,787 | D | ||
| Open-market sales · 15,000 sh · avg $44.85 · $672,815 | |||||||
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