Annexon, Inc.
ANNXNasdaqCIK 1528115HealthcareFiscal year ends Dec 31
Reports and events: 114 filings
Newest first, by EDGAR acceptance time (Eastern). Each filing’s page lists its documents on sec.gov and, for 10-K and 10-Q reports, the extracted sections.
What the forms are: 10-K, 10-Q, 8-K, Form 4, DEF 14A, Schedule 13D, Schedule 13G, amendments, accession numbers.
| Filed | Form | What it is | Accession number |
|---|---|---|---|
| 2026-08-1216:00 ET | 10-Q | Quarterly reportPeriod 2026-06-30 | 0001193125-26-346779 |
| 2026-08-1206:30 ET | 8-K | 2.02 Results of operations; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-345672 |
| 2026-08-1016:35 ET | 8-K | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-342524 |
| 2026-08-0608:17 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-336867 |
| 2026-07-3016:25 ET | 8-K | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-326199 |
| 2026-06-1216:16 ET | 8-K | 5.07 Shareholder vote results | 0001193125-26-269479 |
| 2026-05-0716:12 ET | 10-Q | Quarterly reportPeriod 2026-03-31 | 0001193125-26-211931 |
| 2026-05-0716:05 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-211863 |
| 2026-04-2716:06 ET | DEF 14A | Proxy statementPeriod 2026-06-11 | 0001140361-26-017085 |
| 2026-03-3017:30 ET | 10-K | Annual reportPeriod 2025-12-31 | 0001193125-26-131782 |
| 2026-03-3017:29 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-131746 |
| 2026-02-1716:16 ET | 8-K | 5.02 Departure or appointment of officers or directors | 0001193125-26-054695 |
| 2026-01-1416:05 ET | 8-K | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-012918 |
| 2026-01-1207:05 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-009740 |
| 2025-11-2119:27 ET | SCHEDULE 13D/A | Ownership report, active investor, amended | 0000895345-25-000365 |
| 2025-11-1416:41 ET | 8-K | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-25-283191 |
| 2025-11-1016:10 ET | 10-Q | Quarterly reportPeriod 2025-09-30 | 0001193125-25-274240 |
| 2025-11-1016:08 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-25-274220 |
| 2025-08-1416:10 ET | 10-Q | Quarterly reportPeriod 2025-06-30 | 0000950170-25-108869 |
| 2025-08-1416:09 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-108859 |
| 2025-06-2516:35 ET | 8-K | 3.03 Change to security holders’ rights; 9.01 Financial statements and exhibits | 0001193125-25-147005 |
| 2025-06-0916:05 ET | 8-K | 5.07 Shareholder vote results | 0001193125-25-137810 |
| 2025-05-1216:10 ET | 10-Q | Quarterly reportPeriod 2025-03-31 | 0000950170-25-069200 |
| 2025-05-1216:05 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-069156 |
| 2025-04-2316:01 ET | DEF 14A | Proxy statementPeriod 2025-06-05 | 0001140361-25-015175 |
| 2025-03-0316:10 ET | 10-K | Annual reportPeriod 2024-12-31 | 0000950170-25-030849 |
| 2025-03-0316:05 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-030824 |
| 2025-01-1308:06 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-25-005009 |
| 2025-01-1008:13 ET | 8-K | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-25-004133 |
| 2024-12-1607:46 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-279038 |
| 2024-11-1416:10 ET | 10-Q | Quarterly reportPeriod 2024-09-30 | 0000950170-24-127057 |
| 2024-11-1416:05 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-127027 |
| 2024-10-2220:15 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-240585 |
| 2024-08-1216:05 ET | 10-Q | Quarterly reportPeriod 2024-06-30 | 0000950170-24-095401 |
| 2024-08-1208:05 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-095073 |
| 2024-08-0508:11 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-193404 |
| 2024-06-2517:14 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-167962 |
| 2024-06-1212:28 ET | 8-K | 5.07 Shareholder vote results | 0001193125-24-159748 |
| 2024-06-0716:42 ET | 8-K | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-157454 |
| 2024-06-0407:05 ET | 8-K | 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-153625 |
| 2024-05-1316:10 ET | 10-Q | Quarterly reportPeriod 2024-03-31 | 0000950170-24-058659 |
| 2024-05-1316:05 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-058629 |
| 2024-05-0716:05 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-133086 |
| 2024-04-2516:03 ET | DEF 14A | Proxy statementPeriod 2024-06-05 | 0001140361-24-022025 |
| 2024-03-2616:10 ET | 10-K | Annual reportPeriod 2023-12-31 | 0000950170-24-036408 |
| 2024-03-2616:05 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-036399 |
| 2024-03-0417:25 ET | 8-K | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-24-058031 |
| 2024-01-0816:09 ET | 8-K | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-24-004387 |
| 2023-12-2217:28 ET | 8-K/A | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-23-302246 |
| 2023-12-2116:09 ET | 8-K | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-23-301190 |
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 15:13 ET. Listed shows no prices and gives no investment advice.