Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2022-07-18 Sale | 2022-07-19 5:19 pm | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 1,520 | $37.23 | $56,597 | 14,178 (Direct) | View |
| 2022-07-11 Sale | 2022-07-12 7:38 pm | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 1,521 | $36.26 | $55,145 | 15,698 (Direct) | View |
| 2022-07-05 Sale | 2022-07-06 8:52 pm | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 1,813 | $35 | $63,460 | 17,219 (Direct) | View |
| 2022-06-30 Sale | 2022-07-05 4:06 pm | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 5,146 | $35 | $180,110 | 22,658 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2024-06-03 Option Award | 2024-06-05 7:03 pm | N/A 2034-06-03 | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 9,940 | $0 | 25,498 (Direct) | View |
| 2023-06-05 Option Award | 2023-06-07 6:24 pm | N/A 2031-06-05 | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 9,732 | $0 | 22,574 (Direct) | View |
| 2022-07-18 Exercise | 2022-07-19 5:19 pm | N/A 2028-06-08 | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 1,520 | $0 | 14,178 (Direct) | View |
| 2022-07-18 Exercise | 2022-07-19 5:19 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 1,520 | $20.08 | 14,178 (Direct) | View |
| 2022-07-11 Exercise | 2022-07-12 7:38 pm | N/A 2028-06-08 | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 1,521 | $0 | 15,698 (Direct) | View |
| 2022-07-11 Exercise | 2022-07-12 7:38 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 1,521 | $20.08 | 15,698 (Direct) | View |
| 2022-07-05 Exercise | 2022-07-06 8:52 pm | N/A 2028-06-08 | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 1,813 | $0 | 17,219 (Direct) | View |
| 2022-07-05 Exercise | 2022-07-06 8:52 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 1,813 | $20.08 | 17,219 (Direct) | View |
| 2022-06-30 Exercise | 2022-07-05 4:06 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 3,333 | $20.03 | 22,658 (Direct) | View |
| 2022-06-30 Exercise | 2022-07-05 4:06 pm | N/A 2027-06-12 | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 5,146 | $0 | 22,658 (Direct) | View |
| 2022-06-30 Exercise | 2022-07-05 4:06 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 1,813 | $20.08 | 22,658 (Direct) | View |
| 2022-06-10 Option Award | 2022-06-14 5:26 pm | N/A 2030-06-10 | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 15,147 | $0 | 23,826 (Direct) | View |
| 2021-06-07 Option Award | 2021-06-08 8:52 pm | N/A 2029-06-07 | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 11,601 | $0 | 17,271 (Direct) | View |
| 2020-06-08 Option Award | 2020-06-09 8:19 pm | N/A 2028-06-08 | Amphastar Pharmaceuticals Inc. | AMPH | Gerst Diane G. Director | 10,928 | $0 | 13,673 (Direct) | View |