Sinovac Biotech Ltd SEC filings SVA
Sinovac Biotech Ltd has 578 filings in SEC EDGAR's recent list, going back to Jan 20, 2000. Its latest annual report, Form 20-F, was filed on Jun 5, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Aug 17, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 3 | Initial insider ownership | Apr 17, 2026 | Apr 17, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Dec 17, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Sep 12, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jul 15, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jul 14, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jul 14, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jul 11, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jul 7, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jul 3, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jul 1, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jun 20, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jun 17, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jun 13, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | May 23, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 30, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 29, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 24, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 10, 2025 | — |
| SCHEDULE 13D | Ownership over 5% (active) | Mar 25, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Mar 21, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Mar 19, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Mar 19, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 19, 2025 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 12, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jun 17, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 20, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 4, 2023 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 15, 2023 | — |
| SC 13D/A | Amended ownership over 5% (active) | May 25, 2023 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 15, 2023 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 12, 2022 | — |
| SC 13D | Ownership over 5% (active) | Dec 22, 2020 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 21, 2020 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 19, 2019 | — |
| SC 13D/A | Amended ownership over 5% (active) | Aug 27, 2018 | — |
| SC 13E3/A | Filing | Jul 23, 2018 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 20, 2018 | — |
| SC 13D | Ownership over 5% (active) | Jul 11, 2018 | — |
| SC 13G | Ownership over 5% (passive) | Jul 10, 2018 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 26, 2018 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2018 | — |
| SC 13E3/A | Schedule 13e3/a | Jan 30, 2018 | — |
| SC 13E3 | Schedule 13e3 | Jan 5, 2018 | — |
| SC 13D | Ownership over 5% (active) | Jul 7, 2017 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jun 27, 2017 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jun 27, 2017 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2017 | — |
| SC 13G | Ownership over 5% (passive) | Apr 11, 2016 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Apr 5, 2016 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 2016 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 2016 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 8, 2016 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 2, 2016 | — |
| SC 13G | Ownership over 5% (passive) | Feb 17, 2015 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2015 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 5, 2014 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2014 | — |
| SC 13G | Ownership over 5% (passive) | May 9, 2013 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2013 | — |
| SC 13D | Ownership over 5% (active) | Dec 28, 2012 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2012 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 26, 2012 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 30, 2011 | — |
| SC 13D/A | Amended ownership over 5% (active) | Nov 29, 2011 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 30, 2011 | — |
| SC 13D/A | Amended ownership over 5% (active) | Aug 23, 2011 | — |
| SC 13D | Ownership over 5% (active) | May 31, 2011 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 2, 2011 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2011 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 2011 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 2011 | — |
| SC 13G | Ownership over 5% (passive) | Feb 4, 2011 | — |
| SC 13G | Ownership over 5% (passive) | Nov 15, 2010 | — |
| SC 13G | Ownership over 5% (passive) | Nov 10, 2010 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2010 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Sep 10, 2009 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jul 10, 2009 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 17, 2009 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2009 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 9, 2008 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2008 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2008 | — |
| SC 13D | Ownership over 5% (active) | Feb 7, 2008 | — |
| SC 13G | Ownership over 5% (passive) | Mar 12, 2007 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jan 12, 2007 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jan 8, 2007 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 7, 2006 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 21, 2006 | — |
| SC 13D/A | Amended ownership over 5% (active) | Aug 24, 2005 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 21, 2005 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jun 16, 2005 | — |
| SC 13D | Ownership over 5% (active) | Jun 6, 2005 | — |
| SC 13D | Ownership over 5% (active) | Feb 13, 2004 | — |
| 4 | Insider transaction | Nov 6, 2003 | Nov 4, 2003 |
| SC 13D | Ownership over 5% (active) | Nov 4, 2003 | — |
| SC 13D | Ownership over 5% (active) | Nov 4, 2003 | — |
| 4 | Insider transaction | Sep 26, 2003 | Sep 24, 2003 |
| 3 | Initial insider ownership | Sep 26, 2003 | Sep 24, 2003 |
| 3 | Initial insider ownership | Sep 26, 2003 | Sep 24, 2003 |
| 4 | Insider transaction | Sep 26, 2003 | Sep 24, 2003 |
| 3 | Initial insider ownership | May 7, 2003 | Nov 1, 2002 |
| 3 | Initial insider ownership | Jan 23, 2003 | Nov 1, 2002 |
Showing 114 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
- SVA (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- Antigua and Barbuda
- Headquarters
- Beijing
- SEC filer status
- Accelerated filer
- SEC CIK
- 1084201
- Former names
- NET FORCE SYSTEMS INC (until Jan 13, 2004)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.