

1,403,263 filings since 2004 · latest accepted Nov 5, 2026, 5:30 PM ET
Priority items usually mark a change in credit, accounting integrity, control or listing status: 1.02 Agreement terminated, 1.03 Bankruptcy, 1.05 Cybersecurity incident, 2.04 Debt acceleration, 2.05 Restructuring costs, 2.06 Impairment, 3.01 Delisting notice, 4.01 Auditor change, 4.02 Non-reliance (restatement), 5.01 Change in control.
| Filed | Company | Items | Filing |
|---|---|---|---|
Nov 5, 2026 accepted 4:26 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Aug 6, 2026 accepted 4:32 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | Document |
Source: SEC EDGAR. Same-day filings appear within minutes and are re-checked against SEC's nightly index. Tickers are current listings, so a company's older filings show its ticker today.
Jul 13, 2026 accepted 6:01 AM ET | AMPHAmphastar Pharmaceuticals, Inc. | 5.02Officer / director change | DocumentSEC ↗ |
Jul 8, 2026 accepted 8:03 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 8.01Other events | DocumentSEC ↗ |
Jun 3, 2026 accepted 4:15 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 5.07Shareholder vote | DocumentSEC ↗ |
May 7, 2026 accepted 4:22 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Mar 16, 2026 accepted 6:00 AM ET | AMPHAmphastar Pharmaceuticals, Inc. | 8.01Other events | DocumentSEC ↗ |
Mar 6, 2026 accepted 4:17 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 5.02Officer / director change | DocumentSEC ↗ |
Mar 6, 2026 accepted 4:12 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement | DocumentSEC ↗ |
Feb 26, 2026 accepted 4:24 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Jan 12, 2026 accepted 5:15 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement7.01Reg FD disclosure | DocumentSEC ↗ |
Nov 6, 2025 accepted 4:25 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Oct 24, 2025 accepted 4:21 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement | DocumentSEC ↗ |
Sep 18, 2025 accepted 4:46 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement | DocumentSEC ↗ |
Aug 12, 2025 accepted 6:10 AM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement7.01Reg FD disclosure | DocumentSEC ↗ |
Aug 7, 2025 accepted 4:31 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Jul 21, 2025 accepted 4:14 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 5.02Officer / director change | DocumentSEC ↗ |
Jun 4, 2025 accepted 8:46 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 5.03Bylaws / fiscal year5.07Shareholder vote | DocumentSEC ↗ |
May 7, 2025 accepted 4:23 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Feb 27, 2025 accepted 4:33 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Nov 6, 2024 accepted 4:31 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Aug 30, 2024 accepted 4:14 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement | DocumentSEC ↗ |
Aug 7, 2024 accepted 4:22 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Jun 4, 2024 accepted 4:14 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 5.02Officer / director change5.07Shareholder vote8.01Other events | DocumentSEC ↗ |
May 8, 2024 accepted 4:18 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Feb 28, 2024 accepted 4:38 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Nov 8, 2023 accepted 4:14 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Sep 15, 2023 accepted 4:11 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement2.03New debt obligation3.02Unregistered equity sale8.01Other events | DocumentSEC ↗ |
Aug 16, 2023 accepted 5:24 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 8-K/A 9.01Exhibits | DocumentSEC ↗ |
Aug 8, 2023 accepted 4:17 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Jun 30, 2023 accepted 4:21 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement2.01Acquisition / disposition2.03New debt obligation8.01Other events | DocumentSEC ↗ |
Jun 6, 2023 accepted 6:32 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 5.07Shareholder vote | DocumentSEC ↗ |
May 9, 2023 accepted 4:19 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Apr 24, 2023 accepted 7:17 AM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement2.03New debt obligation8.01Other events | DocumentSEC ↗ |
Mar 10, 2023 accepted 4:08 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement | DocumentSEC ↗ |
Feb 28, 2023 accepted 4:21 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Feb 24, 2023 accepted 4:20 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 5.03Bylaws / fiscal year | DocumentSEC ↗ |
Nov 18, 2022 accepted 4:17 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement | DocumentSEC ↗ |
Nov 7, 2022 accepted 4:20 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Aug 9, 2022 accepted 4:20 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 5.02Officer / director change | DocumentSEC ↗ |
Aug 8, 2022 accepted 4:23 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Jul 8, 2022 accepted 4:25 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement | DocumentSEC ↗ |
Jun 13, 2022 accepted 4:17 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 5.07Shareholder vote | DocumentSEC ↗ |
May 9, 2022 accepted 4:22 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Apr 22, 2022 accepted 4:13 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement | DocumentSEC ↗ |
Mar 10, 2022 accepted 4:17 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Nov 8, 2021 accepted 4:32 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 2.02Earnings release | DocumentSEC ↗ |
Aug 23, 2021 accepted 4:11 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 5.02Officer / director change | DocumentSEC ↗ |
Aug 20, 2021 accepted 4:09 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 1.01Material agreement2.01Acquisition / disposition5.02Officer / director change | DocumentSEC ↗ |
Aug 10, 2021 accepted 4:10 PM ET | AMPHAmphastar Pharmaceuticals, Inc. | 5.02Officer / director change | DocumentSEC ↗ |