Anthony T. Pierce's most recent trade in Amphastar Pharmaceuticals Inc was a trade of 16,646 Stock Option (right to buy) done . Disclosure was reported to the exchange on July 9, 2026.
| Stock | Client Name | Client Category | Action | Reported to Exchange | Quantity | Post Transaction Holding | Traded % | Avg. Price | Value | Security Type |
|---|---|---|---|---|---|---|---|---|---|---|
| Amphastar Pharma Inc | Anthony T. Pierce | Director | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 09 Jul 2026 | 16,646 | 16,646 | - | - | Stock Option (right to buy) | |
| Amphastar Pharma Inc | Anthony T. Pierce | Director | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 09 Jul 2026 | 7,886 | 7,886 (0%) | 0% | 0 | Common Stock |