Annexon, Inc. SEC filings ANNX
Annexon, Inc. has 522 filings in SEC EDGAR's recent list, going back to Aug 22, 2011. Its latest annual report, Form ARS, was filed on Apr 27, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 12, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 12, 2026 (results of operations, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations, Other events
|
Aug 12, 2026 | Aug 12, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Aug 10, 2026 | Aug 10, 2026 |
| 8-K |
Current report
Other events
|
Aug 6, 2026 | Aug 6, 2026 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Jul 30, 2026 | Jul 30, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 12, 2026 | Jun 11, 2026 |
| 8-K |
Current report
Results of operations
|
May 7, 2026 | May 7, 2026 |
| 8-K |
Current report
Results of operations
|
Mar 30, 2026 | Mar 30, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 17, 2026 | Feb 12, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 14, 2026 | Jan 14, 2026 |
| 8-K |
Current report
Other events
|
Jan 12, 2026 | Jan 12, 2026 |
| 8-K |
Current report
Material agreement, Other events
|
Nov 14, 2025 | Nov 12, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 10, 2025 | Nov 10, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 14, 2025 | Aug 14, 2025 |
| 8-K |
Current report
Change to shareholder rights
|
Jun 25, 2025 | Jun 23, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 9, 2025 | Jun 5, 2025 |
| 8-K |
Current report
Results of operations
|
May 12, 2025 | May 12, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 3, 2025 | Mar 3, 2025 |
| 8-K |
Current report
Other events
|
Jan 13, 2025 | Jan 13, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jan 10, 2025 | Jan 10, 2025 |
| 8-K |
Current report
Other events
|
Dec 16, 2024 | Dec 16, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 14, 2024 | Nov 14, 2024 |
| 8-K |
Current report
Other events
|
Oct 22, 2024 | Oct 21, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 12, 2024 | Aug 12, 2024 |
| 8-K |
Current report
Other events
|
Aug 5, 2024 | Aug 5, 2024 |
| 8-K |
Current report
Other events
|
Jun 25, 2024 | Jun 25, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Jun 12, 2024 | Jun 5, 2024 |
| 8-K |
Current report
Material agreement, Other events
|
Jun 7, 2024 | Jun 5, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 4, 2024 | Jun 4, 2024 |
| 8-K |
Current report
Results of operations
|
May 13, 2024 | May 13, 2024 |
| 8-K |
Current report
Other events
|
May 7, 2024 | May 7, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 26, 2024 | Mar 26, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 4, 2024 | Mar 1, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 8, 2024 | Jan 7, 2024 |
| 8-K/A |
Amended current report
Material agreement, Other events
|
Dec 22, 2023 | Dec 20, 2023 |
| 8-K |
Current report
Material agreement, Other events
|
Dec 21, 2023 | Dec 20, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Dec 20, 2023 | Dec 20, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2023 | Nov 13, 2023 |
| 8-K |
Current report
Other events
|
Oct 24, 2023 | Oct 24, 2023 |
| 8-K |
Current report
Other events
|
Oct 11, 2023 | Oct 10, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 7, 2023 | Aug 7, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jul 31, 2023 | Jul 27, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Jun 9, 2023 | Jun 8, 2023 |
| 8-K |
Current report
Other events
|
May 25, 2023 | May 24, 2023 |
| 8-K |
Current report
Results of operations
|
May 8, 2023 | May 8, 2023 |
| 8-K |
Current report
Other events
|
Mar 13, 2023 | Mar 10, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 6, 2023 | Mar 6, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 9, 2023 | Jan 8, 2023 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jan 6, 2023 | Jan 6, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 3, 2022 | Nov 3, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2022 | Aug 8, 2022 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Jul 8, 2022 | Jul 7, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Jun 10, 2022 | Jun 9, 2022 |
| 8-K |
Current report
Other events
|
Jun 7, 2022 | Jun 7, 2022 |
| 8-K |
Current report
Results of operations
|
May 9, 2022 | May 9, 2022 |
| 8-K |
Current report
Other events
|
Apr 7, 2022 | Apr 7, 2022 |
| 8-K |
Current report
Results of operations
|
Mar 1, 2022 | Mar 1, 2022 |
| 8-K |
Current report
Other events
|
Feb 22, 2022 | Feb 22, 2022 |
| 8-K |
Current report
Officer or director change
|
Feb 3, 2022 | Feb 1, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jan 20, 2022 | Jan 19, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 10, 2022 | Jan 10, 2022 |
| 8-K |
Current report
Other events
|
Jan 4, 2022 | Jan 4, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 9, 2021 | Nov 9, 2021 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Oct 4, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Aug 16, 2021 | Aug 12, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 22, 2021 | Jul 22, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Jun 8, 2021 | Jun 2, 2021 |
| 8-K |
Current report
Results of operations
|
May 17, 2021 | May 17, 2021 |
| 8-K |
Current report
Results of operations
|
Mar 25, 2021 | Mar 25, 2021 |
| 8-K |
Current report
Officer or director change
|
Mar 1, 2021 | Feb 25, 2021 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Feb 8, 2021 | Feb 5, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 11, 2021 | Jan 11, 2021 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Dec 22, 2020 | Dec 18, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 16, 2020 | Nov 16, 2020 |
| 8-K |
Current report
Results of operations
|
Sep 8, 2020 | Sep 8, 2020 |
| 8-K |
Current report
Bylaw or fiscal year change, Other events
|
Jul 28, 2020 | Jul 28, 2020 |
Showing 75 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- ANNX (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Brisbane, CA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1528115
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.