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Amphastar Pharmaceuticals, Inc.

CIK Ticker Name Accession Number Date Form
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. 0001297184-24-000042 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. 0001297184-23-000079 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. 0001297184-23-000063 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. 0001297184-23-000046 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. 0001297184-23-000012 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. 0001297184-22-000053 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. 0001297184-22-000041 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. 0001297184-22-000026 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. 0001297184-22-000003 2022-03-10 16:17:57 8-K
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. 0001297184-21-000046 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. 0001297184-21-000029 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. 0001297184-21-000006 2021-03-15 16:14:02 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001558370-21-000171 2021-01-12 16:05:36 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-20-000058 2020-11-06 16:18:30 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001558370-20-013013 2020-11-06 07:00:41 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-20-000035 2020-08-06 16:11:43 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-20-000031 2020-06-09 16:10:11 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-20-000023 2020-05-07 16:20:55 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-20-000013 2020-04-13 17:20:52 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-20-000003 2020-03-12 16:18:48 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-19-000041 2019-11-07 16:20:09 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-19-000033 2019-08-07 16:18:47 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-19-000030 2019-06-18 21:29:47 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001558370-19-005662 2019-06-13 06:38:22 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-19-000024 2019-05-09 16:22:10 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-19-000009 2019-03-14 16:58:59 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-19-000003 2019-03-12 16:20:34 8-K
1297184 AMPH Amphastar Pharmaceuticals, Inc. 0001297184-18-000046 2018-11-08 16:30:32 8-K
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