| Lastest Insider Transactions Of Amphastar Pharmaceuticals, Inc. ( AMPH ) |
| Symbol | Company Name | Insider Name | Title | Date | Transation | Share | Price | Amount | File Date |
| AMPH | Amphastar Pharmaceuticals, Inc. | Petersen Floyd F. | Directior | 2024-04-01 | Sell | 500 | 43.43 | 21,714 | 2024-04-02 21:31:21 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Zhang Jack Y. | CEO & Chief Scientific Officer 10% Owner | 2024-03-15 | Option Exercise | 1,032,976 | 12.46 | 12,870,881 | 2024-03-19 18:55:31 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & TREASURER | 2024-03-06 | Sell | 18,136 | 46.48 | 842,883 | 2024-03-08 16:52:41 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & TREASURER | 2024-03-06 | Option Exercise | 8,826 | 11.33 | 99,999 | 2024-03-08 16:52:41 |
| AMPH | Amphastar Pharmaceuticals, Inc. | ZASLOFF MICHAEL A | Directior | 2024-03-05 | Sell | 12,500 | 47.18 | 589,724 | 2024-03-06 17:57:25 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Petersen Floyd F. | Directior | 2024-03-01 | Sell | 500 | 45.69 | 22,847 | 2024-03-04 20:35:23 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Petersen Floyd F. | Directior | 2024-02-01 | Sell | 500 | 53.10 | 26,548 | 2024-02-02 19:37:11 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Luo Mary Z. | COO,Chief Scientist & Chairman 10% Owner | 2024-01-10 | Sell | 131,386 | 54.59 | 7,171,768 | 2024-01-11 16:37:53 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Luo Mary Z. | COO,Chief Scientist & Chairman 10% Owner | 2024-01-08 | Sell | 219,800 | 58.23 | 12,798,708 | 2024-01-10 18:27:18 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Petersen Floyd F. | Directior | 2024-01-02 | Sell | 500 | 61.37 | 30,683 | 2024-01-03 19:25:01 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Zhou Rong | Senior EVP, Production Center | 2023-12-01 | Sell | 7,830 | 59.03 | 462,195 | 2023-12-05 18:25:04 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Zhou Rong | Senior EVP, Production Center | 2023-12-01 | Option Exercise | 7,830 | 15.20 | 119,042 | 2023-12-05 18:25:04 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Petersen Floyd F. | Directior | 2023-12-01 | Sell | 500 | 57.90 | 28,952 | 2023-12-04 20:49:41 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PRINS RICHARD K | Directior | 2023-11-17 | Sell | 4,000 | 55.86 | 223,446 | 2023-11-20 17:23:35 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-11-14 | Sell | 59,250 | 55.67 | 3,298,475 | 2023-11-16 16:05:15 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-11-14 | Option Exercise | 59,250 | 15.61 | 925,028 | 2023-11-16 16:05:15 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PRINS RICHARD K | Directior | 2023-11-13 | Sell | 5,000 | 52.50 | 262,500 | 2023-11-15 16:31:26 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Deflin Gayle | Directior | 2023-11-14 | Sell | 4,163 | 55.45 | 230,838 | 2023-11-15 16:30:11 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Petersen Floyd F. | Directior | 2023-11-01 | Sell | 500 | 45.30 | 22,651 | 2023-11-02 20:37:19 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Petersen Floyd F. | Directior | 2023-10-02 | Sell | 500 | 45.78 | 22,890 | 2023-10-03 18:38:33 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-09-06 | Sell | 60,743 | 51.75 | 3,143,195 | 2023-09-08 16:08:31 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-09-06 | Option Exercise | 56,500 | 16.93 | 956,795 | 2023-09-08 16:08:31 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Liawatidewi Yakob | EVP Corp Admin Center | 2023-08-28 | Sell | 28,816 | 53.13 | 1,530,994 | 2023-08-29 18:54:15 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Liawatidewi Yakob | EVP Corp Admin Center | 2023-08-28 | Option Exercise | 28,816 | 14.86 | 428,095 | 2023-08-29 18:54:15 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PRINS RICHARD K | Directior | 2023-08-18 | Sell | 2,000 | 52.50 | 105,006 | 2023-08-21 16:05:21 |
| AMPH | Amphastar Pharmaceuticals, Inc. | ZASLOFF MICHAEL A | Directior | 2023-08-15 | Sell | 12,759 | 57.22 | 730,025 | 2023-08-16 20:23:43 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PRINS RICHARD K | Directior | 2023-08-15 | Sell | 4,163 | 57.39 | 238,911 | 2023-08-16 20:22:39 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Zhou Rong | EVP, Production Center | 2023-06-20 | Option Exercise | 9,651 | 11.33 | 109,346 | 2023-06-21 17:05:43 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Zhou Rong | EVP, Production Center | 2023-06-15 | Sell | 5,000 | 51.79 | 258,947 | 2023-06-20 16:05:40 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Zhou Rong | EVP, Production Center | 2023-06-15 | Option Exercise | 19,377 | 14.64 | 283,672 | 2023-06-20 16:05:40 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-06-15 | Sell | 36,868 | 50.85 | 1,874,790 | 2023-06-20 16:01:43 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-06-15 | Option Exercise | 36,868 | 19.79 | 729,618 | 2023-06-20 16:01:43 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Zhou Rong | EVP, Production Center | 2023-06-13 | Sell | 5,000 | 48.24 | 241,200 | 2023-06-14 17:36:12 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Zhou Rong | EVP, Production Center | 2023-06-13 | Option Exercise | 5,000 | 14.40 | 72,000 | 2023-06-14 17:36:12 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-06-02 | Sell | 11,000 | 46.35 | 509,859 | 2023-06-05 17:06:59 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-06-02 | Option Exercise | 11,000 | 13.35 | 146,850 | 2023-06-05 17:06:59 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Lee Howard | Directior | 2023-06-01 | Sell | 16,679 | 45.02 | 750,960 | 2023-06-05 16:18:06 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Lee Howard | Directior | 2023-06-01 | Option Exercise | 16,679 | 16.69 | 278,373 | 2023-06-05 16:18:06 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-05-18 | Sell | 10,500 | 44.35 | 465,675 | 2023-05-22 18:49:13 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-05-18 | Option Exercise | 10,500 | 13.35 | 140,175 | 2023-05-22 18:49:13 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Zhou Rong | EVP, Production Center | 2023-05-18 | Sell | 10,000 | 44.20 | 442,050 | 2023-05-19 18:36:25 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Zhou Rong | EVP, Production Center | 2023-05-18 | Option Exercise | 10,000 | 14.40 | 144,000 | 2023-05-19 18:36:25 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Deflin Gayle | Directior | 2023-05-18 | Sell | 4,519 | 44.01 | 198,888 | 2023-05-19 18:30:35 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Petersen Floyd F. | Directior | 2023-05-17 | Sell | 5,000 | 43.13 | 215,655 | 2023-05-18 16:52:35 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Deflin Gayle | Directior | 2023-05-15 | Sell | 1,500 | 43.15 | 64,728 | 2023-05-17 16:05:15 |
| AMPH | Amphastar Pharmaceuticals, Inc. | ZASLOFF MICHAEL A | Directior | 2023-05-15 | Sell | 7,500 | 42.18 | 316,335 | 2023-05-16 20:01:53 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PRINS RICHARD K | Directior | 2023-05-12 | Sell | 10,000 | 42.78 | 427,825 | 2023-05-16 19:59:39 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PRINS RICHARD K | Directior | 2023-05-12 | Option Exercise | 10,000 | 16.69 | 166,900 | 2023-05-16 19:59:39 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-04-17 | Sell | 5,632 | 42.35 | 238,515 | 2023-04-18 20:07:05 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-04-17 | Option Exercise | 5,632 | 13.35 | 75,187 | 2023-04-18 20:07:05 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Liawatidewi Yakob | EVP Corp Admin Center | 2023-04-13 | Sell | 11,494 | 41.56 | 477,748 | 2023-04-14 17:50:00 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Liawatidewi Yakob | EVP Corp Admin Center | 2023-04-13 | Option Exercise | 11,494 | 20.23 | 232,524 | 2023-04-14 17:50:00 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-04-13 | Sell | 4,868 | 42.35 | 206,160 | 2023-04-14 17:48:03 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-04-13 | Option Exercise | 4,868 | 13.35 | 64,988 | 2023-04-14 17:48:03 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Liawatidewi Yakob | EVP Corp Admin Center | 2023-04-10 | Sell | 5,000 | 40.00 | 200,000 | 2023-04-12 17:22:46 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Liawatidewi Yakob | EVP Corp Admin Center | 2023-04-10 | Option Exercise | 5,000 | 20.23 | 101,150 | 2023-04-12 17:22:46 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-04-10 | Sell | 10,032 | 40.35 | 404,791 | 2023-04-12 17:21:12 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-04-10 | Option Exercise | 10,032 | 13.35 | 133,927 | 2023-04-12 17:21:12 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Petersen Floyd F. | Directior | 2023-04-03 | Sell | 491 | 37.72 | 18,519 | 2023-04-04 19:12:50 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-03-15 | Sell | 12,776 | 36.43 | 465,472 | 2023-03-17 19:03:06 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-03-15 | Option Exercise | 6,688 | 14.95 | 99,986 | 2023-03-17 19:03:06 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-03-01 | Sell | 10,974 | 36.33 | 398,685 | 2023-03-03 16:47:47 |
| AMPH | Amphastar Pharmaceuticals, Inc. | PETERS WILLIAM J | CFO, EVP & Treasurer | 2023-03-01 | Option Exercise | 10,974 | 11.33 | 124,335 | 2023-03-03 16:47:47 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Petersen Floyd F. | Directior | 2023-03-01 | Sell | 500 | 36.70 | 18,349 | 2023-03-02 19:33:25 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Petersen Floyd F. | Directior | 2023-02-01 | Sell | 500 | 30.35 | 15,176 | 2023-02-02 16:44:51 |
| AMPH | Amphastar Pharmaceuticals, Inc. | Petersen Floyd F. | Directior | 2023-01-03 | Sell | 500 | 27.94 | 13,971 | 2023-01-04 16:01:37 |
