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 |
|---|---|---|---|
| SD | Specialized disclosure (conflict minerals) | Jun 1, 2026 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2024 | — |
| UPLOAD | Letter from the SEC | Aug 17, 2023 | — |
| CORRESP | Letter to the SEC | Aug 8, 2023 | — |
| UPLOAD | Letter from the SEC | Jul 26, 2023 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2023 | — |
| UPLOAD | Letter from the SEC | Oct 19, 2022 | — |
| CORRESP | Letter to the SEC | Oct 18, 2022 | — |
| 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 | — |
| PX14A6G | Filing | Jun 9, 2022 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2022 | — |
| SD | Specialized disclosure (conflict minerals) | Jun 1, 2021 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2020 | — |
| SD | Specialized disclosure (conflict minerals) | May 23, 2019 | — |
| SD | Specialized disclosure (conflict minerals) | Aug 14, 2018 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2017 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2016 | — |
| CT ORDER | Filing | May 24, 2016 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2015 | — |
| SD | Specialized disclosure (conflict minerals) | Jun 4, 2014 | — |
| EFFECT | Filing | Aug 13, 2013 | — |
| UPLOAD | Letter from the SEC | Aug 13, 2013 | — |
| CORRESP | Letter to the SEC | Aug 13, 2013 | — |
| CORRESP | Letter to the SEC | Aug 9, 2013 | — |
| UPLOAD | Letter from the SEC | Aug 8, 2013 | — |
| CORRESP | Letter to the SEC | Aug 7, 2013 | — |
| UPLOAD | Letter from the SEC | Aug 5, 2013 | — |
| CORRESP | Letter to the SEC | Aug 5, 2013 | — |
| CORRESP | Letter to the SEC | Aug 2, 2013 | — |
| UPLOAD | Letter from the SEC | Jul 31, 2013 | — |
| UPLOAD | Letter from the SEC | Jul 30, 2013 | — |
| SC TO-I/A | Sc to-i | Dec 19, 2012 | — |
| CORRESP | Letter to the SEC | Dec 3, 2012 | — |
| SC TO-I/A | Filing | Dec 3, 2012 | — |
| SC TO-I | Filing | Nov 15, 2012 | — |
| CT ORDER | Filing | Nov 7, 2011 | — |
| UPLOAD | Letter from the SEC | Sep 20, 2011 | — |
| CORRESP | Letter to the SEC | Sep 16, 2011 | — |
| UPLOAD | Letter from the SEC | Aug 26, 2011 | — |
| NT 20-F | Filing | Jun 30, 2010 | Dec 31, 2009 |
| UPLOAD | Letter from the SEC | Oct 21, 2009 | — |
| CORRESP | Letter to the SEC | Oct 13, 2009 | — |
| UPLOAD | Letter from the SEC | Oct 8, 2009 | — |
| CORRESP | Letter to the SEC | Sep 17, 2009 | — |
| UPLOAD | Letter from the SEC | Sep 1, 2009 | — |
| EFFECT | Filing | Jul 13, 2009 | — |
| CT ORDER | Filing | Jul 7, 2009 | — |
| SC TO-I/A | Canadian solar inc. | Jun 27, 2008 | — |
| SC TO-I/A | Canadian solar inc. | Jun 25, 2008 | — |
| SC TO-I/A | Canadian solar inc. | Jun 17, 2008 | — |
| SC TO-I/A | Canadian solar inc. | Jun 5, 2008 | — |
| SC TO-I | Canadian solar inc. | May 27, 2008 | — |
| EFFECT | Filing | Mar 27, 2008 | — |
| EFFECT | Filing | Nov 8, 2006 | — |
| CERTNAS | Auto-generated paper document | Nov 7, 2006 | — |
| UPLOAD | Letter from the SEC | Nov 6, 2006 | — |
| 8-A12B | Canadian solar inc. | Oct 24, 2006 | — |
Showing 61 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
- 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.