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Amphastar Pharmaceuticals, Inc.

CIK Ticker Name Accession Number Date Form
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-24-000058 2024-11-07 16:18:47 10-Q
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-24-000055 2024-11-06 16:31:09 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-24-000051 2024-08-30 16:14:13 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-24-000048 2024-08-09 16:15:37 10-Q
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-24-000042 2024-06-04 16:14:52 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-24-000033 2024-05-08 16:18:52 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-24-000004 2024-02-28 16:38:00 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000082 2023-11-08 16:24:41 10-Q
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000079 2023-11-08 16:14:21 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000074 2023-09-15 16:11:54 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000070 2023-08-16 17:24:20 8-K/A
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000066 2023-08-08 18:18:15 10-Q
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000063 2023-08-08 16:17:38 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000057 2023-06-30 16:21:59 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000053 2023-06-05 18:32:57 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000049 2023-05-09 16:54:09 10-Q
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000046 2023-05-09 16:19:22 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001558370-23-006469 2023-04-24 07:17:18 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000026 2023-03-10 16:08:52 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000019 2023-03-01 16:11:36 10-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000012 2023-02-28 16:21:10 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-23-000007 2023-02-24 16:20:45 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-22-000060 2022-11-18 16:17:30 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-22-000056 2022-11-07 19:44:20 10-Q
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-22-000053 2022-11-07 16:20:10 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-22-000048 2022-08-09 16:20:08 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-22-000044 2022-08-08 18:13:08 10-Q
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-22-000041 2022-08-08 16:23:39 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-22-000036 2022-07-08 16:25:16 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-22-000032 2022-06-13 16:17:48 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-22-000029 2022-05-09 18:04:57 10-Q
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-22-000026 2022-05-09 16:22:57 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-22-000021 2022-04-22 16:13:51 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-22-000007 2022-03-11 16:13:54 10-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-22-000003 2022-03-10 16:17:57 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000064 2021-11-08 18:33:39 10-Q
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000062 2021-11-08 16:32:41 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000057 2021-08-23 16:11:56 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000054 2021-08-20 16:09:19 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000051 2021-08-10 16:10:20 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000048 2021-08-09 16:36:58 10-Q
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000046 2021-08-09 16:25:47 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000041 2021-08-06 18:37:30 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000037 2021-06-08 16:09:25 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000031 2021-05-07 16:26:35 10-Q
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000029 2021-05-07 16:18:50 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000022 2021-05-06 16:19:27 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000008 2021-03-15 16:26:28 10-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-21-000006 2021-03-15 16:14:02 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001558370-21-000171 2021-01-12 16:05:36 8-K
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