Insider · CIK 0002141303
Anthony T Pierce
Files at: AMPH. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jul 9, 2026 AForm 4 → | Jul 13, 7:38 pm EDT | Amphastar Pharmaceuticals, Inc.AMPH | 7,886 | — | — | 7,886 | — |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jul 9, 2026 AForm 4 → | Jul 13, 7:38 pm EDT | Amphastar Pharmaceuticals, Inc.AMPH | 16,646 | — | — | 16,646 | — |