4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001104659-21-038568
EVP, Production Center gave up 3,303 shares (to pay taxes)
- EVP, Production Center acquired 21,984 shares (grant or award)
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 | 2021-03-16 | Shares withheld for taxes | −3,303 | $18.44 | $60,907 | 74,281 | D |
| Zhou Rong EVP, Production Center | 2021-03-17 | Grant or award | +21,984 | 96,265 | D | ||
| Derivatives | |||||||
| Zhou Rong EVP, Production Center | 2021-03-17 | Grant or award · Employee Stock Option (right to buy) | +51,621 | 51,621 | D | ||
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