4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001104659-23-034069
CEO & Chief Scientific Officer gave up 11,237 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 |
|---|---|---|---|---|---|---|---|
| Zhang Jack Y. CEO & Chief Scientific Officer | 2023-03-15 | Shares withheld for taxes | −8,434 | $36.84 | $310,709 | 2,177,092 | D |
| Zhang Jack Y. CEO & Chief Scientific Officer | 2023-03-15 | Shares withheld for taxes | −2,803 | $36.84 | $103,263 | 1,530,017 | I |
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