4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001104659-23-034576
EVP, Production Center gave up 4,184 shares (to pay taxes)
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 | 2023-03-16 | Shares withheld for taxes | −2,283 | $37.60 | $85,841 | 89,499 | D |
| Zhou Rong EVP, Production Center | 2023-03-17 | Shares withheld for taxes | −1,901 | $36.29 | $68,987 | 87,598 | D |
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