4
Changes in Ownership
Amphastar Pharmaceuticals, Inc. Filed Acc 0001104659-15-023568
CEO & Chief Science Officer acquired 178,929 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 |
|---|---|---|---|---|---|---|---|
| Zhang Jack Y. CEO & Chief Science Officer | 2015-03-26 | Grant or award | +125,418 | 932,513 | D | ||
| Zhang Jack Y. CEO & Chief Science Officer | 2015-03-26 | Grant or award | +53,511 | 670,307 | I | ||
| Derivatives | |||||||
| Zhang Jack Y. CEO & Chief Science Officer | 2015-03-26 | Grant or award · Employee Stock Option (right to buy) | +767,912 | 767,912 | D | ||
| Zhang Jack Y. CEO & Chief Science Officer | 2015-03-26 | Grant or award · Employee Stock Option (right to buy) | +327,647 | 327,647 | I | ||
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