Gerst Diane G. has filed 6 insider transactions across 1 company since June 2023.
Most recent transaction: a grant/award of 5122 shares of Amphastar Pharmaceuticals, Inc. ($AMPH) on June 02, 2025.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| June 2, 2025 | Amphastar Pharmaceuticals, Inc. | $AMPH | Gerst Diane G. | Not found | A | Common Stock | 5122 | $0.00 | 23,756.0000 | 49,890,000 | 27.49% | 0.01% |
| June 2, 2025 | Amphastar Pharmaceuticals, Inc. | $AMPH | Gerst Diane G. | Not found | A | Stock Option (right to buy) | 11402 | $0.00 | 11,402.0000 | 49,890,000 | 9999.99% | 0.02% |
| June 3, 2024 | Amphastar Pharmaceuticals, Inc. | $AMPH | Gerst Diane G. | Not found | A | Common Stock | 3076 | $0.00 | 18,634.0000 | 53,013,000 | 19.77% | 0.01% |
| June 3, 2024 | Amphastar Pharmaceuticals, Inc. | $AMPH | Gerst Diane G. | Not found | A | Stock Option (right to buy) | 6864 | $0.00 | 6,864.0000 | 53,013,000 | 9999.99% | 0.01% |
| June 5, 2023 | Amphastar Pharmaceuticals, Inc. | $AMPH | Gerst Diane G. | Director | A | Common Stock | 2716 | $0.00 | 15,558.0000 | 51,970,000 | 21.15% | 0.01% |
| June 5, 2023 | Amphastar Pharmaceuticals, Inc. | $AMPH | Gerst Diane G. | Director | A | Stock Option (right to buy) | 7016 | $0.00 | 7,016.0000 | 51,970,000 | 9999.99% | 0.01% |