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 |
| 2023-06-01 Sale | 2023-06-05 4:18 pm | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 16,679 | $45.02 | $750,960 | 142,939 (Direct) | View |
| 2022-06-06 Sale | 2022-06-07 7:36 pm | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 10,291 | $37.79 | $388,859 | 138,776 (Direct) | View |
| 2022-05-23 Sale | 2022-05-25 8:21 pm | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 10,000 | $34.93 | $349,323 | 149,067 (Direct) | View |
| 2021-06-07 Sale | 2021-06-08 8:56 pm | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 15,827 | $19.3 | $305,449 | 164,115 (Direct) | View |
| 2021-05-20 Sale | 2021-05-24 4:45 pm | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 10,000 | $19.74 | $197,354 | 148,741 (Direct) | View |
| 2020-05-22 Sale | 2020-05-27 5:02 pm | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 20,000 | $18.48 | $369,628 | 138,081 (Direct) | View |
| 2020-05-20 Sale | 2020-05-22 4:05 pm | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 27,782 | $18.45 | $512,466 | 178,081 (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 |
| 2023-06-10 Tax Withholding | 2023-06-12 4:05 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 375 | $45.67 | 145,280 (Direct) | View |
| 2023-06-05 Option Award | 2023-06-07 5:19 pm | N/A 2031-06-05 | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 9,732 | $0 | 152,671 (Direct) | View |
| 2023-06-01 Exercise | 2023-06-05 4:18 pm | N/A 2026-06-07 | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 16,679 | $0 | 142,939 (Direct) | View |
| 2023-06-01 Exercise | 2023-06-05 4:18 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 16,679 | $16.69 | 142,939 (Direct) | View |
| 2022-06-10 Option Award | 2022-06-14 5:28 pm | N/A 2030-06-10 | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 15,147 | $0 | 153,923 (Direct) | View |
| 2022-06-06 Exercise | 2022-06-07 7:36 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 10,291 | $17.11 | 138,776 (Direct) | View |
| 2022-06-06 Exercise | 2022-06-07 7:36 pm | N/A 2022-06-08 | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 10,291 | $0 | 138,776 (Direct) | View |
| 2022-05-23 Exercise | 2022-05-25 8:21 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 10,000 | $17.11 | 149,067 (Direct) | View |
| 2022-05-23 Exercise | 2022-05-25 8:21 pm | N/A 2022-06-08 | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 10,000 | $0 | 149,067 (Direct) | View |
| 2021-06-12 Tax Withholding | 2021-06-14 4:06 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 157 | $19.92 | 138,776 (Direct) | View |
| 2021-06-07 Disposition | 2021-06-08 8:56 pm | N/A 2021-06-09 | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 15,827 | $0 | 164,115 (Direct) | View |
| 2021-06-07 Exercise | 2021-06-08 8:56 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 15,827 | $16.43 | 164,115 (Direct) | View |
| 2021-06-07 Option Award | 2021-06-08 8:56 pm | N/A 2029-06-07 | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 23,201 | $0 | 164,115 (Direct) | View |
| 2021-05-20 Exercise | 2021-05-24 4:45 pm | N/A 2021-06-09 | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 10,000 | $0 | 148,741 (Direct) | View |
| 2021-05-20 Exercise | 2021-05-24 4:45 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 10,000 | $16.43 | 148,741 (Direct) | View |
| 2020-06-12 Tax Withholding | 2020-06-15 7:09 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 355 | $19.58 | 132,914 (Direct) | View |
| 2020-06-08 Option Award | 2020-06-09 8:23 pm | N/A 2028-06-08 | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 21,855 | $0 | 149,273 (Direct) | View |
| 2020-06-07 Tax Withholding | 2020-06-09 8:23 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 663 | $19.52 | 149,273 (Direct) | View |
| 2020-05-22 Exercise | 2020-05-27 5:02 pm | N/A 2020-05-27 | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 20,000 | $0 | 138,081 (Direct) | View |
| 2020-05-22 Exercise | 2020-05-27 5:02 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 20,000 | $15.11 | 138,081 (Direct) | View |
| 2020-05-20 Exercise | 2020-05-22 4:05 pm | N/A 2020-05-27 | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 27,782 | $0 | 178,081 (Direct) | View |
| 2020-05-20 Exercise | 2020-05-22 4:05 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 27,782 | $15.11 | 178,081 (Direct) | View |
| 2019-06-12 Option Award | 2019-06-13 7:58 pm | N/A 2027-06-12 | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 19,406 | $0 | 141,996 (Direct) | View |
| 2019-06-07 Tax Withholding | 2019-06-10 4:55 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Lee Howard Director | 791 | $20.11 | 122,590 (Direct) | View |