Canadian Solar Inc. SEC filings CSIQ
Canadian Solar Inc. has 566 filings in SEC EDGAR's recent list, going back to Oct 23, 2006. Its latest annual report, Form 20-F, was filed on Apr 10, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Oct 29, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 3, 2026 | — |
| 6-K | Current report (foreign issuer) | Oct 29, 2026 | Oct 29, 2026 |
| 4 | Insider transaction | Oct 14, 2026 | Oct 12, 2026 |
| 4 | Insider transaction | Oct 14, 2026 | Oct 12, 2026 |
| 4 | Insider transaction | Oct 14, 2026 | Oct 12, 2026 |
| 4 | Insider transaction | Oct 14, 2026 | Oct 12, 2026 |
| 4 | Insider transaction | Oct 7, 2026 | Oct 6, 2026 |
| 4 | Insider transaction | Oct 7, 2026 | Oct 6, 2026 |
| 4 | Insider transaction | Oct 7, 2026 | Oct 6, 2026 |
| 4 | Insider transaction | Oct 7, 2026 | Oct 6, 2026 |
| 4 | Insider transaction | Oct 7, 2026 | Oct 6, 2026 |
| S-8 | Employee stock plan registration | Sep 21, 2026 | — |
| 6-K | Current report (foreign issuer) | Aug 27, 2026 | Aug 27, 2026 |
| 6-K | Current report (foreign issuer) | Aug 13, 2026 | Aug 13, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 27, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 23, 2026 | — |
| 6-K | Current report (foreign issuer) | Jul 23, 2026 | Jul 23, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 13, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 13, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 13, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 13, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 13, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 13, 2026 | Jul 9, 2026 |
| 6-K | Current report (foreign issuer) | Jul 6, 2026 | Jul 6, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 2, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 2, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 2, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 2, 2026 |
| 6-K | Current report (foreign issuer) | Jul 2, 2026 | Jul 2, 2026 |
| 144 | Notice of proposed sale | Jun 16, 2026 | — |
| 6-K | Current report (foreign issuer) | Jun 12, 2026 | Jun 12, 2026 |
| SD | Specialized disclosure (conflict minerals) | Jun 1, 2026 | — |
| 4 | Insider transaction | May 28, 2026 | May 26, 2026 |
| 4/A | Ownership document | May 28, 2026 | May 21, 2026 |
| 4/A | Ownership document | May 28, 2026 | May 13, 2026 |
| 3/A | Ownership document | May 28, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | May 28, 2026 | May 26, 2026 |
| 4 | Insider transaction | May 28, 2026 | May 26, 2026 |
| 4 | Insider transaction | May 28, 2026 | May 26, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 6, 2026 |
| 144 | Notice of proposed sale | May 26, 2026 | — |
| 4 | Insider transaction | May 22, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 22, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 22, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 19, 2026 |
| 144 | Notice of proposed sale | May 19, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2026 | — |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 3/A | Ownership document | May 14, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| 6-K | Current report (foreign issuer) | May 14, 2026 | May 14, 2026 |
| 6-K | Current report (foreign issuer) | Apr 27, 2026 | Apr 27, 2026 |
| 20-F | Annual report (foreign issuer) | Apr 10, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Apr 6, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 6, 2026 | Apr 2, 2026 |
| 4 | Insider transaction | Apr 6, 2026 | Apr 2, 2026 |
| 3/A | Ownership document | Apr 6, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Apr 6, 2026 | Apr 2, 2026 |
| 4 | Insider transaction | Apr 6, 2026 | Apr 2, 2026 |
| 4 | Insider transaction | Apr 6, 2026 | Apr 2, 2026 |
| 3/A | Ownership document | Apr 6, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 27, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 25, 2026 | Mar 18, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Mar 20, 2026 | — |
| 6-K | Current report (foreign issuer) | Mar 19, 2026 | Mar 19, 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) | Feb 27, 2026 | Feb 27, 2026 |
| 6-K | Current report (foreign issuer) | Feb 10, 2026 | Feb 10, 2026 |
| 6-K | Current report (foreign issuer) | Jan 30, 2026 | Jan 30, 2026 |
| 6-K | Current report (foreign issuer) | Jan 13, 2026 | Jan 13, 2026 |
| 6-K | Current report (foreign issuer) | Jan 9, 2026 | Jan 9, 2026 |
| 6-K | Current report (foreign issuer) | Jan 7, 2026 | Jan 7, 2026 |
| 6-K | Current report (foreign issuer) | Jan 7, 2026 | Jan 7, 2026 |
| 6-K | Current report (foreign issuer) | Dec 29, 2025 | Dec 29, 2025 |
| 6-K | Current report (foreign issuer) | Dec 1, 2025 | Dec 1, 2025 |
| 144 | Notice of proposed sale | Nov 20, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 17, 2025 | — |
| 144 | Notice of proposed sale | Nov 17, 2025 | — |
| 144 | Notice of proposed sale | Nov 17, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 13, 2025 | — |
| 6-K | Current report (foreign issuer) | Nov 13, 2025 | Nov 13, 2025 |
| 6-K | Current report (foreign issuer) | Oct 30, 2025 | Oct 30, 2025 |
| 6-K | Current report (foreign issuer) | Oct 21, 2025 | Oct 21, 2025 |
| 144 | Notice of proposed sale | Sep 9, 2025 | — |
| 144 | Notice of proposed sale | Sep 8, 2025 | — |
| 6-K | Current report (foreign issuer) | Aug 21, 2025 | Aug 21, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 7, 2025 | — |
| 6-K | Current report (foreign issuer) | Jun 20, 2025 | Jun 20, 2025 |
| 144 | Notice of proposed sale | Jun 16, 2025 | — |
| 144 | Notice of proposed sale | Jun 11, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2025 | — |
| 144 | Notice of proposed sale | May 22, 2025 | — |
| 6-K | Current report (foreign issuer) | May 21, 2025 | May 21, 2025 |
| 6-K | Current report (foreign issuer) | May 15, 2025 | May 15, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 13, 2025 | — |
| 20-F | Annual report (foreign issuer) | Apr 30, 2025 | Dec 31, 2024 |
| 6-K | Current report (foreign issuer) | Apr 30, 2025 | Apr 30, 2025 |
| 6-K | Current report (foreign issuer) | Apr 28, 2025 | Apr 28, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 25, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 24, 2025 | — |
| 6-K | Current report (foreign issuer) | Mar 25, 2025 | Mar 25, 2025 |
| 6-K | Current report (foreign issuer) | Feb 27, 2025 | Feb 27, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 5, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 24, 2025 | — |
| 144 | Notice of proposed sale | Dec 16, 2024 | — |
| 6-K | Current report (foreign issuer) | Dec 5, 2024 | Dec 5, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 8, 2024 | — |
| 6-K | Current report (foreign issuer) | Oct 29, 2024 | Oct 29, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 22, 2024 | — |
| 6-K | Current report (foreign issuer) | Oct 3, 2024 | Oct 3, 2024 |
| 144 | Notice of proposed sale | Sep 11, 2024 | — |
| 6-K | Current report (foreign issuer) | Aug 22, 2024 | Aug 22, 2024 |
| 6-K | Current report (foreign issuer) | Aug 19, 2024 | Aug 19, 2024 |
| 6-K | Current report (foreign issuer) | Jul 17, 2024 | Jul 17, 2024 |
| 6-K | Current report (foreign issuer) | Jun 21, 2024 | Jun 21, 2024 |
| 6-K | Current report (foreign issuer) | Jun 20, 2024 | Jun 20, 2024 |
| 144 | Notice of proposed sale | Jun 12, 2024 | — |
| 144 | Notice of proposed sale | Jun 11, 2024 | — |
| 144 | Notice of proposed sale | Jun 4, 2024 | — |
| 6-K | Current report (foreign issuer) | Jun 3, 2024 | Jun 3, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2024 | — |
| 6-K | Current report (foreign issuer) | May 28, 2024 | May 28, 2024 |
| 6-K | Current report (foreign issuer) | May 23, 2024 | May 23, 2024 |
| 144 | Notice of proposed sale | May 23, 2024 | — |
| 6-K | Current report (foreign issuer) | May 9, 2024 | May 9, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | May 6, 2024 | — |
| 6-K | Current report (foreign issuer) | Apr 26, 2024 | Apr 26, 2024 |
| 20-F | Annual report (foreign issuer) | Apr 26, 2024 | Dec 31, 2023 |
| 6-K | Current report (foreign issuer) | Mar 14, 2024 | Mar 14, 2024 |
| SC 13G | Ownership over 5% (passive) | Mar 4, 2024 | — |
| 6-K | Current report (foreign issuer) | Feb 28, 2024 | Feb 28, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| 6-K | Current report (foreign issuer) | Jan 23, 2024 | Jan 23, 2024 |
| 144 | Notice of proposed sale | Dec 1, 2023 | — |
| 6-K | Current report (foreign issuer) | Nov 14, 2023 | Nov 14, 2023 |
| 6-K | Current report (foreign issuer) | Oct 30, 2023 | Oct 30, 2023 |
| 6-K | Current report (foreign issuer) | Oct 12, 2023 | Oct 12, 2023 |
| 144 | Notice of proposed sale | Sep 5, 2023 | — |
| 144 | Notice of proposed sale | Sep 1, 2023 | — |
| 144 | Notice of proposed sale | Aug 24, 2023 | — |
| 6-K | Current report (foreign issuer) | Aug 22, 2023 | Aug 22, 2023 |
| UPLOAD | Letter from the SEC | Aug 17, 2023 | — |
| CORRESP | Letter to the SEC | Aug 8, 2023 | — |
| UPLOAD | Letter from the SEC | Jul 26, 2023 | — |
| 6-K | Current report (foreign issuer) | Jul 17, 2023 | Jul 17, 2023 |
| 6-K | Current report (foreign issuer) | Jul 14, 2023 | Jul 14, 2023 |
| 6-K | Current report (foreign issuer) | Jun 28, 2023 | Jun 28, 2023 |
| 144 | Notice of proposed sale | Jun 15, 2023 | — |
| 144 | Notice of proposed sale | Jun 15, 2023 | — |
| 144 | Notice of proposed sale | Jun 15, 2023 | — |
| 6-K | Current report (foreign issuer) | Jun 9, 2023 | Jun 9, 2023 |
| 6-K | Current report (foreign issuer) | Jun 9, 2023 | Jun 9, 2023 |
| SD | Specialized disclosure (conflict minerals) | May 31, 2023 | — |
| 6-K | Current report (foreign issuer) | May 30, 2023 | May 30, 2023 |
| 144 | Notice of proposed sale | May 30, 2023 | — |
| 144 | Notice of proposed sale | May 26, 2023 | — |
| 6-K | Current report (foreign issuer) | May 22, 2023 | May 22, 2023 |
| 6-K | Current report (foreign issuer) | May 19, 2023 | May 19, 2023 |
| 6-K | Current report (foreign issuer) | May 18, 2023 | May 18, 2023 |
| 20-F | Annual report (foreign issuer) | Apr 18, 2023 | Dec 31, 2022 |
| 6-K | Current report (foreign issuer) | Mar 21, 2023 | Mar 21, 2023 |
| 6-K | Current report (foreign issuer) | Feb 27, 2023 | Feb 27, 2023 |
| 6-K | Current report (foreign issuer) | Feb 24, 2023 | Feb 24, 2023 |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 31, 2023 | — |
| 6-K | Current report (foreign issuer) | Nov 22, 2022 | Nov 22, 2022 |
| UPLOAD | Letter from the SEC | Oct 19, 2022 | — |
| CORRESP | Letter to the SEC | Oct 18, 2022 | — |
| 20-F/A | Amended annual report (foreign issuer) | Oct 18, 2022 | Dec 31, 2021 |
| UPLOAD | Letter from the SEC | Oct 3, 2022 | — |
| CORRESP | Letter to the SEC | Sep 21, 2022 | — |
| CORRESP | Letter to the SEC | Sep 2, 2022 | — |
| UPLOAD | Letter from the SEC | Aug 26, 2022 | — |
| 6-K | Current report (foreign issuer) | Aug 18, 2022 | Aug 18, 2022 |
| 6-K | Current report (foreign issuer) | Aug 10, 2022 | Aug 10, 2022 |
| 6-K | Current report (foreign issuer) | Jun 22, 2022 | Jun 22, 2022 |
| PX14A6G | Filing | Jun 9, 2022 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2022 | — |
| 6-K | Current report (foreign issuer) | May 26, 2022 | May 26, 2022 |
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
- Semiconductors & Related Devices (SIC 3674)
- Listed as
- CSIQ (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- Ontario, Canada
- Headquarters
- Kitchener, Ontario, Canada
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1375877
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.