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 |
|---|---|---|---|
| 6-K | Current report (foreign issuer) | Aug 17, 2026 | Aug 17, 2026 |
| 6-K | Current report (foreign issuer) | Jul 15, 2026 | Jul 15, 2026 |
| 6-K | Current report (foreign issuer) | Jun 15, 2026 | Jun 15, 2026 |
| 6-K | Current report (foreign issuer) | Jun 5, 2026 | Jun 5, 2026 |
| 20-F | Annual report (foreign issuer) | Jun 5, 2026 | Dec 31, 2025 |
| 6-K | Current report (foreign issuer) | May 29, 2026 | May 29, 2026 |
| 6-K | Current report (foreign issuer) | May 21, 2026 | May 21, 2026 |
| 6-K | Current report (foreign issuer) | May 8, 2026 | May 8, 2026 |
| 6-K | Current report (foreign issuer) | May 7, 2026 | May 7, 2026 |
| NT 20-F | Notification of late filing | Apr 30, 2026 | Dec 31, 2025 |
| 20-F | Annual report (foreign issuer) | Apr 30, 2026 | Dec 31, 2024 |
| 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 |
| 6-K | Current report (foreign issuer) | Jan 22, 2026 | Jan 22, 2026 |
| 6-K | Current report (foreign issuer) | Jan 5, 2026 | Jan 4, 2026 |
| 6-K | Current report (foreign issuer) | Dec 17, 2025 | Dec 17, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Dec 17, 2025 | — |
| 6-K | Current report (foreign issuer) | Nov 20, 2025 | Nov 18, 2025 |
| 6-K | Current report (foreign issuer) | Nov 5, 2025 | Nov 5, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Sep 12, 2025 | — |
| 6-K | Current report (foreign issuer) | Aug 21, 2025 | Aug 21, 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 | — |
| 6-K | Current report (foreign issuer) | Jul 11, 2025 | Jul 10, 2025 |
| 6-K | Current report (foreign issuer) | Jul 10, 2025 | Jul 9, 2025 |
| 6-K | Current report (foreign issuer) | Jul 10, 2025 | Jul 9, 2025 |
| 6-K | Current report (foreign issuer) | Jul 8, 2025 | Jul 8, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jul 7, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jul 3, 2025 | — |
| 6-K | Current report (foreign issuer) | Jul 2, 2025 | Jul 2, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jul 1, 2025 | — |
| 6-K | Current report (foreign issuer) | Jun 30, 2025 | Jun 30, 2025 |
| 6-K | Current report (foreign issuer) | Jun 25, 2025 | Jun 25, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jun 20, 2025 | — |
| 6-K | Current report (foreign issuer) | Jun 20, 2025 | Jun 19, 2025 |
| 6-K | Current report (foreign issuer) | Jun 18, 2025 | Jun 18, 2025 |
| 6-K | Current report (foreign issuer) | Jun 18, 2025 | Jun 18, 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 | — |
| 6-K | Current report (foreign issuer) | May 23, 2025 | May 23, 2025 |
| 6-K | Current report (foreign issuer) | May 20, 2025 | May 20, 2025 |
| 6-K | Current report (foreign issuer) | May 19, 2025 | May 19, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 30, 2025 | — |
| 6-K | Current report (foreign issuer) | Apr 30, 2025 | Apr 30, 2025 |
| NT 20-F | Filing | Apr 29, 2025 | Dec 31, 2024 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 29, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 24, 2025 | — |
| 6-K | Current report (foreign issuer) | Apr 21, 2025 | Apr 21, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 10, 2025 | — |
| 6-K | Current report (foreign issuer) | Apr 1, 2025 | Apr 1, 2025 |
| 6-K | Current report (foreign issuer) | Mar 31, 2025 | Mar 31, 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 | — |
| 6-K | Current report (foreign issuer) | Feb 28, 2025 | Feb 28, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 19, 2025 | — |
| 6-K | Current report (foreign issuer) | Jan 16, 2025 | Jan 16, 2025 |
| SC 13D/A | Amended ownership over 5% (active) | Sep 12, 2024 | — |
| 6-K | Current report (foreign issuer) | Aug 16, 2024 | Aug 16, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Jun 17, 2024 | — |
| 6-K | Current report (foreign issuer) | Apr 30, 2024 | Apr 29, 2024 |
| 20-F | Annual report (foreign issuer) | Apr 29, 2024 | Dec 31, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 20, 2024 | — |
| SC TO-T/A | Final amendment | Mar 18, 2024 | — |
| 8-A12B/A | Filing | Feb 21, 2024 | — |
| 6-K | Current report (foreign issuer) | Feb 21, 2024 | Feb 21, 2024 |
| SC TO-T/A | Cover sheet | Feb 2, 2024 | — |
| UPLOAD | Letter from the SEC | Jan 19, 2024 | — |
| SC 14D9 | Filing | Jan 18, 2024 | — |
| SC TO-T | Cover sheet | Jan 8, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 4, 2023 | — |
| UPLOAD | Letter from the SEC | Oct 10, 2023 | — |
| CORRESP | Letter to the SEC | Oct 5, 2023 | — |
| SC TO-T/A | Filing | Oct 3, 2023 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 15, 2023 | — |
| 6-K | Current report (foreign issuer) | Sep 11, 2023 | Sep 11, 2023 |
| UPLOAD | Letter from the SEC | Sep 8, 2023 | — |
| SC 14D9 | Filing | Sep 5, 2023 | — |
| CORRESP | Letter to the SEC | Sep 1, 2023 | — |
| 6-K | Current report (foreign issuer) | Aug 29, 2023 | Aug 29, 2023 |
| 6-K | Current report (foreign issuer) | Aug 28, 2023 | Aug 28, 2023 |
| SC TO-T | Cover sheet | Aug 25, 2023 | — |
| 6-K | Current report (foreign issuer) | Aug 15, 2023 | Aug 15, 2023 |
| UPLOAD | Letter from the SEC | Jul 21, 2023 | — |
| CORRESP | Letter to the SEC | Jul 10, 2023 | — |
| UPLOAD | Letter from the SEC | Jun 26, 2023 | — |
| SC 13D/A | Amended ownership over 5% (active) | May 25, 2023 | — |
| 6-K | Current report (foreign issuer) | May 1, 2023 | May 1, 2023 |
| 6-K | Current report (foreign issuer) | May 1, 2023 | Apr 28, 2023 |
| 20-F | Annual report (foreign issuer) | May 1, 2023 | Dec 31, 2022 |
| SC 13D/A | Amended ownership over 5% (active) | Mar 15, 2023 | — |
| 8-A12B/A | Filing | Feb 22, 2023 | — |
| 6-K | Current report (foreign issuer) | Feb 22, 2023 | Feb 22, 2023 |
| 6-K | Current report (foreign issuer) | Dec 29, 2022 | Dec 29, 2022 |
| SC 13D/A | Amended ownership over 5% (active) | Dec 12, 2022 | — |
| 6-K | Current report (foreign issuer) | Nov 4, 2022 | Nov 4, 2022 |
| 6-K | Current report (foreign issuer) | Jun 9, 2022 | Jun 9, 2022 |
| 6-K | Current report (foreign issuer) | May 6, 2022 | May 6, 2022 |
| 6-K | Current report (foreign issuer) | May 2, 2022 | Apr 29, 2022 |
| 20-F | Annual report (foreign issuer) | Apr 29, 2022 | Dec 31, 2021 |
| 8-A12B/A | Filing | Feb 22, 2022 | — |
| 6-K | Current report (foreign issuer) | Feb 22, 2022 | Feb 22, 2022 |
| 6-K | Current report (foreign issuer) | Dec 30, 2021 | Dec 30, 2021 |
| 6-K | Current report (foreign issuer) | Dec 13, 2021 | Dec 13, 2021 |
| 6-K | Current report (foreign issuer) | Dec 10, 2021 | Dec 10, 2021 |
| 6-K | Current report (foreign issuer) | Dec 7, 2021 | Dec 7, 2021 |
| 6-K | Current report (foreign issuer) | Nov 10, 2021 | Nov 10, 2021 |
| 6-K | Current report (foreign issuer) | Jul 20, 2021 | Jul 19, 2021 |
| 6-K | Current report (foreign issuer) | Jul 20, 2021 | Jul 19, 2021 |
| 6-K | Current report (foreign issuer) | Jul 12, 2021 | Jul 12, 2021 |
| 6-K | Current report (foreign issuer) | Jun 30, 2021 | Jun 30, 2021 |
| 6-K | Current report (foreign issuer) | Jun 2, 2021 | Jun 2, 2021 |
| 6-K | Current report (foreign issuer) | Apr 23, 2021 | Apr 22, 2021 |
| 20-F | Annual report (foreign issuer) | Apr 22, 2021 | Dec 31, 2020 |
| 6-K | Current report (foreign issuer) | Apr 2, 2021 | Apr 2, 2021 |
| 8-A12B/A | Filing | Feb 22, 2021 | — |
| 6-K | Current report (foreign issuer) | Feb 22, 2021 | Feb 22, 2021 |
| 6-K | Current report (foreign issuer) | Feb 8, 2021 | Feb 8, 2021 |
| SC 13D | Ownership over 5% (active) | Dec 22, 2020 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 21, 2020 | — |
| 6-K | Current report (foreign issuer) | Dec 9, 2020 | Dec 9, 2020 |
| 6-K | Current report (foreign issuer) | Dec 7, 2020 | Dec 7, 2020 |
| 6-K | Current report (foreign issuer) | Sep 29, 2020 | Sep 29, 2020 |
| 6-K | Current report (foreign issuer) | Sep 23, 2020 | Sep 23, 2020 |
| 6-K | Current report (foreign issuer) | Sep 23, 2020 | Sep 23, 2020 |
| 6-K | Current report (foreign issuer) | Aug 28, 2020 | Aug 28, 2020 |
| 6-K | Current report (foreign issuer) | Aug 26, 2020 | Aug 25, 2020 |
| 6-K | Current report (foreign issuer) | Jul 6, 2020 | Jul 6, 2020 |
| 6-K | Current report (foreign issuer) | Jun 30, 2020 | Jun 30, 2020 |
| 6-K | Current report (foreign issuer) | Jun 24, 2020 | Jun 24, 2020 |
| 6-K | Current report (foreign issuer) | Jun 15, 2020 | Jun 15, 2020 |
| 6-K | Current report (foreign issuer) | Jun 11, 2020 | Jun 11, 2020 |
| 6-K | Current report (foreign issuer) | May 22, 2020 | May 22, 2020 |
| 6-K | Current report (foreign issuer) | May 18, 2020 | May 18, 2020 |
| 6-K | Current report (foreign issuer) | May 6, 2020 | May 6, 2020 |
| 6-K | Current report (foreign issuer) | Apr 30, 2020 | Apr 30, 2020 |
| 20-F | Annual report (foreign issuer) | Apr 30, 2020 | Dec 31, 2019 |
| 6-K | Current report (foreign issuer) | Apr 17, 2020 | Apr 17, 2020 |
| 6-K | Current report (foreign issuer) | Apr 14, 2020 | Apr 14, 2020 |
| 8-A12B/A | Filing | Feb 21, 2020 | — |
| 6-K | Current report (foreign issuer) | Feb 21, 2020 | Feb 21, 2020 |
| 6-K | Current report (foreign issuer) | Dec 31, 2019 | Dec 30, 2019 |
| 6-K | Current report (foreign issuer) | Nov 18, 2019 | Nov 18, 2019 |
| 6-K | Current report (foreign issuer) | Aug 16, 2019 | Aug 16, 2019 |
| 6-K | Current report (foreign issuer) | Jul 11, 2019 | Jul 11, 2019 |
| 6-K | Current report (foreign issuer) | Apr 30, 2019 | Apr 30, 2019 |
| 20-F | Annual report (foreign issuer) | Apr 29, 2019 | Dec 31, 2018 |
| 6-K | Current report (foreign issuer) | Apr 16, 2019 | Apr 16, 2019 |
| 6-K | Current report (foreign issuer) | Apr 15, 2019 | Apr 15, 2019 |
| SC 13D/A | Amended ownership over 5% (active) | Mar 19, 2019 | — |
| 6-K | Current report (foreign issuer) | Mar 11, 2019 | Mar 8, 2019 |
| 8-A12B | Filing | Feb 22, 2019 | — |
| 6-K | Current report (foreign issuer) | Feb 22, 2019 | Feb 22, 2019 |
| 8-A12G | Filing | Feb 22, 2019 | — |
| 6-K | Current report (foreign issuer) | Dec 20, 2018 | Dec 20, 2018 |
| 6-K | Current report (foreign issuer) | Dec 13, 2018 | Dec 13, 2018 |
| 6-K | Current report (foreign issuer) | Nov 28, 2018 | Nov 28, 2018 |
| 6-K | Current report (foreign issuer) | Nov 8, 2018 | Nov 8, 2018 |
| 6-K | Current report (foreign issuer) | Oct 22, 2018 | Oct 22, 2018 |
| 6-K | Current report (foreign issuer) | Oct 17, 2018 | Oct 17, 2018 |
| 6-K | Current report (foreign issuer) | Oct 16, 2018 | Oct 16, 2018 |
| 6-K | Current report (foreign issuer) | Oct 10, 2018 | Oct 10, 2018 |
| 6-K | Current report (foreign issuer) | Sep 17, 2018 | Sep 17, 2018 |
| SC 13D/A | Amended ownership over 5% (active) | Aug 27, 2018 | — |
| 6-K | Current report (foreign issuer) | Aug 20, 2018 | Aug 20, 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 | — |
| 8-A12B/A | Filing | Jul 3, 2018 | — |
| 6-K | Current report (foreign issuer) | Jul 3, 2018 | Jul 3, 2018 |
| 6-K | Current report (foreign issuer) | Jun 26, 2018 | Jun 26, 2018 |
| 6-K | Current report (foreign issuer) | Jun 11, 2018 | Jun 11, 2018 |
| 6-K | Current report (foreign issuer) | May 11, 2018 | May 11, 2018 |
| 20-F | Annual report (foreign issuer) | May 11, 2018 | Dec 31, 2017 |
| 6-K | Current report (foreign issuer) | May 8, 2018 | May 8, 2018 |
| NT 20-F/A | Filing | May 8, 2018 | Dec 31, 2017 |
| 6-K | Current report (foreign issuer) | May 2, 2018 | May 2, 2018 |
| NT 20-F | Filing | Apr 30, 2018 | Dec 31, 2017 |
| 6-K | Current report (foreign issuer) | Apr 30, 2018 | Apr 30, 2018 |
| 6-K | Current report (foreign issuer) | Apr 27, 2018 | Apr 27, 2018 |
| 6-K | Current report (foreign issuer) | Apr 27, 2018 | Apr 27, 2018 |
| 6-K | Current report (foreign issuer) | Apr 23, 2018 | Apr 23, 2018 |
| 6-K | Current report (foreign issuer) | Apr 19, 2018 | Apr 19, 2018 |
| 6-K | Current report (foreign issuer) | Apr 19, 2018 | Apr 19, 2018 |
Showing 200 filings, the most recent 200. 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.