Aligos Therapeutics, Inc. SEC filings ALGS
Aligos Therapeutics, Inc. has 348 filings in SEC EDGAR's recent list, going back to Jan 16, 2020. Its latest annual report, Form ARS, was filed on Apr 29, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 6, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 6, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 6, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2026 | Nov 6, 2026 |
| 8-K |
Current report
Material agreement
|
Sep 15, 2026 | Sep 10, 2026 |
| S-8 | Employee stock plan registration | Aug 6, 2026 | — |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2026 | Aug 6, 2026 |
| 4 | Insider transaction | Jun 29, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 29, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 29, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 29, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 29, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 29, 2026 | Jun 25, 2026 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 26, 2026 | Jun 25, 2026 |
| SCHEDULE 13D | Ownership over 5% (active) | Jun 24, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 7, 2026 | May 7, 2026 |
| DEFA14A | Additional proxy material | Apr 29, 2026 | — |
| ARS | Annual report to shareholders | Apr 29, 2026 | Dec 31, 2025 |
| DEF 14A | Proxy statement | Apr 29, 2026 | Jun 25, 2026 |
| 8-K |
Current report
Material agreement
|
Apr 21, 2026 | Apr 16, 2026 |
| 8-K |
Current report
Other events
|
Apr 14, 2026 | Apr 14, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| S-8 | Employee stock plan registration | Mar 5, 2026 | — |
| 10-K | Annual report | Mar 5, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 5, 2026 | Mar 5, 2026 |
| 3 | Initial insider ownership | Feb 19, 2026 | Jan 29, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 11, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Feb 4, 2026 | Jan 29, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| 10-Q | Quarterly report | Nov 6, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2025 | Nov 6, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 13, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 12, 2025 | — |
| S-8 | Employee stock plan registration | Aug 6, 2025 | — |
| 10-Q | Quarterly report | Aug 6, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2025 | Aug 6, 2025 |
| 4 | Insider transaction | Jul 18, 2025 | Jul 16, 2025 |
| 4 | Insider transaction | Jul 18, 2025 | Jul 16, 2025 |
| 4 | Insider transaction | Jul 18, 2025 | Jul 16, 2025 |
| 4 | Insider transaction | Jun 26, 2025 | Jun 25, 2025 |
| 4 | Insider transaction | Jun 26, 2025 | Jun 25, 2025 |
| 4 | Insider transaction | Jun 26, 2025 | Jun 25, 2025 |
| 4 | Insider transaction | Jun 26, 2025 | Jun 25, 2025 |
| 4 | Insider transaction | Jun 26, 2025 | Jun 25, 2025 |
| 4 | Insider transaction | Jun 26, 2025 | Jun 25, 2025 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Shareholder vote results
|
Jun 26, 2025 | Jun 25, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2025 | — |
| 10-Q | Quarterly report | May 6, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 6, 2025 | May 6, 2025 |
| DEFA14A | Additional proxy material | Apr 28, 2025 | — |
| ARS | Annual report to shareholders | Apr 28, 2025 | Dec 31, 2024 |
| DEF 14A | Proxy statement | Apr 28, 2025 | Jun 25, 2025 |
| PRE 14A | Preliminary proxy statement | Apr 16, 2025 | Jun 25, 2025 |
| EFFECT | Filing | Apr 3, 2025 | — |
| 424B3 | Prospectus | Apr 3, 2025 | — |
| CORRESP | Letter to the SEC | Apr 1, 2025 | — |
| UPLOAD | Letter from the SEC | Apr 1, 2025 | — |
| S-3 | Shelf registration | Mar 27, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Mar 12, 2025 | — |
| S-8 | Employee stock plan registration | Mar 10, 2025 | — |
| 10-K | Annual report | Mar 10, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 10, 2025 | Mar 10, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| D | Filing | Feb 28, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 12, 2025 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
Feb 12, 2025 | Feb 11, 2025 |
| 8-K |
Current report
Officer or director change
|
Feb 3, 2025 | Jan 30, 2025 |
| EFFECT | Filing | Nov 18, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| CORRESP | Letter to the SEC | Nov 14, 2024 | — |
| UPLOAD | Letter from the SEC | Nov 13, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Nov 12, 2024 | — |
| S-8 | Employee stock plan registration | Nov 6, 2024 | — |
| S-3 | Shelf registration | Nov 6, 2024 | — |
| 10-Q | Quarterly report | Nov 6, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2024 | Nov 6, 2024 |
| 4 | Insider transaction | Oct 10, 2024 | Oct 8, 2024 |
| 3 | Initial insider ownership | Sep 26, 2024 | Sep 23, 2024 |
| SC 13G | Ownership over 5% (passive) | Sep 12, 2024 | — |
| 4 | Insider transaction | Sep 6, 2024 | Sep 4, 2024 |
| 4 | Insider transaction | Sep 6, 2024 | Sep 4, 2024 |
| 4 | Insider transaction | Sep 6, 2024 | Sep 4, 2024 |
| 8-K |
Current report
Other events
|
Sep 5, 2024 | Sep 3, 2024 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change
|
Aug 19, 2024 | Aug 14, 2024 |
| 4 | Insider transaction | Aug 9, 2024 | Aug 7, 2024 |
| 4 | Insider transaction | Aug 9, 2024 | Aug 7, 2024 |
| 3 | Initial insider ownership | Aug 9, 2024 | Aug 7, 2024 |
| 3 | Initial insider ownership | Aug 9, 2024 | Aug 7, 2024 |
| 8-K |
Current report
Officer or director change
|
Aug 8, 2024 | Aug 7, 2024 |
| 10-Q | Quarterly report | Aug 6, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2024 | Aug 6, 2024 |
| 4 | Insider transaction | Jun 28, 2024 | Jun 27, 2024 |
| 4 | Insider transaction | Jun 28, 2024 | Jun 27, 2024 |
| 4 | Insider transaction | Jun 28, 2024 | Jun 27, 2024 |
| 4 | Insider transaction | Jun 28, 2024 | Jun 27, 2024 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Shareholder vote results
|
Jun 28, 2024 | Jun 27, 2024 |
| 8-K |
Current report
Listing notice
|
May 31, 2024 | May 29, 2024 |
| 8-K |
Current report
Listing notice, Officer or director change
|
May 22, 2024 | May 21, 2024 |
| 8-K |
Current report
Officer or director change
|
May 15, 2024 | May 9, 2024 |
| 10-Q | Quarterly report | May 7, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 7, 2024 | May 7, 2024 |
| ARS | Annual report to shareholders | Apr 29, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Apr 29, 2024 | — |
| DEF 14A | Proxy statement | Apr 29, 2024 | Jun 27, 2024 |
| PRE 14A | Preliminary proxy statement | Apr 16, 2024 | Jun 27, 2024 |
| S-8 | Employee stock plan registration | Mar 12, 2024 | — |
| 10-K | Annual report | Mar 12, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 12, 2024 | Mar 12, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 27, 2024 |
| 8-K |
Current report
Officer or director change
|
Feb 28, 2024 | Feb 27, 2024 |
| SC TO-I/A | Filing | Feb 28, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 8, 2024 | — |
| SC TO-I | Filing | Jan 30, 2024 | — |
| SC TO-C | Filing | Jan 25, 2024 | — |
| 8-K |
Current report
Other events
|
Jan 25, 2024 | Jan 25, 2024 |
| 424B3 | Prospectus | Nov 28, 2023 | — |
| EFFECT | Filing | Nov 27, 2023 | — |
| CORRESP | Letter to the SEC | Nov 22, 2023 | — |
| 8-K |
Current report
Officer or director change
|
Nov 22, 2023 | Nov 20, 2023 |
| UPLOAD | Letter from the SEC | Nov 21, 2023 | — |
| S-3 | Shelf registration | Nov 17, 2023 | — |
| 8-K |
Current report
Officer or director change
|
Nov 15, 2023 | Nov 9, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 7, 2023 | — |
| 3 | Initial insider ownership | Nov 7, 2023 | Oct 25, 2023 |
| D | Filing | Nov 7, 2023 | — |
| SC 13D | Ownership over 5% (active) | Nov 6, 2023 | — |
| 10-Q | Quarterly report | Nov 2, 2023 | Sep 30, 2023 |
| SC 13G | Ownership over 5% (passive) | Nov 2, 2023 | — |
| 8-K |
Current report
Results of operations
|
Nov 2, 2023 | Nov 2, 2023 |
| 4 | Insider transaction | Oct 27, 2023 | Oct 25, 2023 |
| 4 | Insider transaction | Oct 27, 2023 | Oct 25, 2023 |
| 4 | Insider transaction | Oct 27, 2023 | Oct 25, 2023 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Oct 25, 2023 | Oct 23, 2023 |
| 8-K |
Current report
Other events
|
Oct 18, 2023 | Oct 16, 2023 |
| 4 | Insider transaction | Sep 12, 2023 | Sep 8, 2023 |
| 4 | Insider transaction | Sep 12, 2023 | Sep 8, 2023 |
| 4 | Insider transaction | Sep 12, 2023 | Sep 8, 2023 |
| 4 | Insider transaction | Sep 12, 2023 | Sep 8, 2023 |
| 4 | Insider transaction | Sep 12, 2023 | Sep 8, 2023 |
| 8-K |
Current report
Listing notice
|
Sep 7, 2023 | Sep 5, 2023 |
| 10-Q | Quarterly report | Aug 3, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 3, 2023 | Aug 3, 2023 |
| 8-K |
Current report
Other events
|
Aug 1, 2023 | Jul 31, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Jul 25, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 20, 2023 |
| DEFR14A | Filing | Jun 2, 2023 | — |
| 10-Q | Quarterly report | May 4, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 4, 2023 | May 4, 2023 |
| ARS | Annual report to shareholders | Apr 28, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Apr 28, 2023 | — |
| DEF 14A | Proxy statement | Apr 28, 2023 | Jul 20, 2023 |
| 4 | Insider transaction | Mar 17, 2023 | Mar 15, 2023 |
| 4 | Insider transaction | Mar 17, 2023 | Mar 15, 2023 |
| 4 | Insider transaction | Mar 17, 2023 | Mar 15, 2023 |
| 4 | Insider transaction | Mar 17, 2023 | Mar 15, 2023 |
| 4 | Insider transaction | Mar 17, 2023 | Mar 15, 2023 |
| 4 | Insider transaction | Mar 17, 2023 | Mar 15, 2023 |
| S-8 | Employee stock plan registration | Mar 9, 2023 | — |
| 10-K | Annual report | Mar 9, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Mar 9, 2023 | Mar 9, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
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Company profile
- Industry
- Biological Products, (No Diagnostic Substances) (SIC 2836)
- Listed as
- ALGS (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- South San Francisco, CA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1799448
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All 182 Biological Products, (No Diagnostic Substances) companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.