4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001104659-22-035739
EVP, Production Center gave up 4,730 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 | 2022-03-16 | Shares withheld for taxes | −2,283 | $34.22 | $78,124 | 80,030 | D |
| Zhou Rong EVP, Production Center | 2022-03-17 | Shares withheld for taxes | −2,447 | $34.18 | $83,638 | 77,583 | D |
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