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 |
| 2024-09-05 Sale | 2024-09-06 7:48 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 3,000 | $46.47 | $139,417 | 75,409 (Direct) | View |
| 2024-06-10 Sale | 2024-06-11 6:32 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 3,000 | $41.4 | $124,200 | 78,409 (Direct) | View |
| 2024-06-03 Sale | 2024-06-05 6:54 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $42.65 | $21,326 | 88,273 (Direct) | View |
| 2024-05-01 Sale | 2024-05-02 4:56 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $41.67 | $20,837 | 78,833 (Direct) | View |
| 2024-04-01 Sale | 2024-04-02 9:31 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $43.43 | $21,714 | 79,333 (Direct) | View |
| 2024-03-01 Sale | 2024-03-04 8:35 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $45.69 | $22,847 | 79,833 (Direct) | View |
| 2024-02-01 Sale | 2024-02-02 7:37 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $53.1 | $26,548 | 80,333 (Direct) | View |
| 2024-01-02 Sale | 2024-01-03 7:25 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $61.37 | $30,683 | 80,833 (Direct) | View |
| 2023-12-01 Sale | 2023-12-04 8:49 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $57.9 | $28,952 | 81,333 (Direct) | View |
| 2023-11-01 Sale | 2023-11-02 8:37 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $45.3 | $22,651 | 81,833 (Direct) | View |
| 2023-10-02 Sale | 2023-10-03 6:38 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $45.78 | $22,890 | 82,333 (Direct) | View |
| 2023-05-17 Sale | 2023-05-18 4:52 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 5,000 | $43.13 | $215,655 | 80,117 (Direct) | View |
| 2023-04-03 Sale | 2023-04-04 7:12 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 491 | $37.72 | $18,519 | 85,117 (Direct) | View |
| 2023-03-01 Sale | 2023-03-02 7:33 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $36.7 | $18,349 | 85,608 (Direct) | View |
| 2023-02-01 Sale | 2023-02-02 4:44 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $30.35 | $15,176 | 86,108 (Direct) | View |
| 2023-01-03 Sale | 2023-01-04 4:01 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $27.94 | $13,971 | 86,608 (Direct) | View |
| 2022-12-01 Sale | 2022-12-02 4:24 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $30.13 | $15,067 | 87,108 (Direct) | View |
| 2022-11-01 Sale | 2022-11-02 4:01 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $31.13 | $15,565 | 87,608 (Direct) | View |
| 2022-10-03 Sale | 2022-10-04 7:12 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $28.59 | $14,296 | 88,108 (Direct) | View |
| 2022-09-01 Sale | 2022-09-02 7:45 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $29.44 | $14,722 | 88,608 (Direct) | View |
| 2022-08-01 Sale | 2022-08-02 5:02 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $37.48 | $18,739 | 89,108 (Direct) | View |
| 2022-07-01 Sale | 2022-07-05 5:05 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $34.78 | $17,391 | 89,608 (Direct) | View |
| 2022-06-01 Sale | 2022-06-02 5:14 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $37 | $18,499 | 85,945 (Direct) | View |
| 2022-05-18 Sale | 2022-05-19 5:58 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 9,924 | $35.05 | $347,826 | 86,445 (Direct) | View |
| 2022-05-02 Sale | 2022-05-03 8:15 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 295 | $35.18 | $10,378 | 76,078 (Direct) | View |
| 2022-04-01 Sale | 2022-04-04 8:20 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $36.69 | $18,345 | 76,373 (Direct) | View |
| 2022-03-01 Sale | 2022-03-01 6:54 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $27.27 | $13,635 | 76,873 (Direct) | View |
| 2022-02-01 Sale | 2022-02-02 4:05 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $24.08 | $12,041 | 77,373 (Direct) | View |
| 2022-01-03 Sale | 2022-01-04 4:54 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $23.22 | $11,609 | 77,873 (Direct) | View |
| 2021-12-22 Sale | 2021-12-23 4:27 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 1,000 | $22.5 | $22,503 | 78,373 (Direct) | View |
| 2021-06-07 Sale | 2021-06-08 8:58 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 15,827 | $19.34 | $306,039 | 96,555 (Direct) | View |
| 2021-06-03 Sale | 2021-06-04 7:35 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 10,000 | $18.65 | $186,527 | 89,181 (Direct) | View |
| 2021-02-01 Sale | 2021-02-02 4:16 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 639 | $18.26 | $11,669 | 73,354 (Direct) | View |
| 2020-12-01 Sale | 2020-12-02 4:20 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $17.87 | $8,936 | 73,993 (Direct) | View |
| 2020-11-02 Sale | 2020-11-03 4:05 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $19.84 | $9,920 | 74,493 (Direct) | View |
| 2020-10-01 Sale | 2020-10-02 4:15 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $18.89 | $9,446 | 74,993 (Direct) | View |
| 2020-09-01 Sale | 2020-09-02 5:27 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $19.9 | $9,948 | 75,493 (Direct) | View |
| 2020-08-03 Sale | 2020-08-04 8:22 pm | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 500 | $20.62 | $10,308 | 75,993 (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 6:54 pm | N/A 2034-06-03 | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 9,940 | $0 | 88,273 (Direct) | View |
| 2023-06-05 Option Award | 2023-06-07 8:12 pm | N/A 2031-06-05 | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 9,732 | $0 | 89,849 (Direct) | View |
| 2022-06-10 Option Award | 2022-06-14 5:29 pm | N/A 2030-06-10 | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 15,147 | $0 | 101,092 (Direct) | View |
| 2022-05-18 Exercise | 2022-05-19 5:58 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 20,291 | $17.11 | 86,445 (Direct) | View |
| 2022-05-18 Exercise | 2022-05-19 5:58 pm | N/A 2022-06-08 | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 20,291 | $0 | 86,445 (Direct) | View |
| 2021-06-07 Exercise | 2021-06-08 8:58 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 15,827 | $16.43 | 96,555 (Direct) | View |
| 2021-06-07 Exercise | 2021-06-08 8:58 pm | N/A 2021-06-09 | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 15,827 | $0 | 96,555 (Direct) | View |
| 2021-06-07 Option Award | 2021-06-08 8:58 pm | N/A 2029-06-07 | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 23,201 | $0 | 96,555 (Direct) | View |
| 2021-06-03 Exercise | 2021-06-04 7:35 pm | N/A N/A | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 10,000 | $16.43 | 89,181 (Direct) | View |
| 2021-06-03 Exercise | 2021-06-04 7:35 pm | N/A 2021-06-09 | Amphastar Pharmaceuticals Inc. | AMPH | Petersen Floyd F. Director | 10,000 | $0 | 89,181 (Direct) | View |