CSIQ [Canadian Solar] 6-K: (Original Filing)

[Canadian Solar Reports First Quarter 2012 Financial Results ONTARIO, Canada, May 10, 2012 — Canadian Solar Inc. (the “Company” or “Canadian Solar”) (NASDAQ: CSIQ), one of the world’s largest solar companies, today announced its financial results for the quarter ended March 31, 2012. First Quarter 2012 Highlights · Solar module shipments were 343 MW, compared to 436 MW in the] [FORM 6-K CANADIAN SOLAR INC. No. 199 Lushan Road Suzhou New District Suzhou, Jiangsu 215129 People’s Republic of China Form 20-F x Form 40-F o o o CANADIAN SOLAR INC. Form 6-K TABLE OF CONTENTS]

By | 2016-03-16T13:23:26+00:00 May 10th, 2012|Categories: Chinese Stocks, CSIQ, SEC Original|Tags: , , , , , |0 Comments

CSIQ [Canadian Solar] 6-K: Canadian Solar Reports First Quarter 2012 Financial Results

[Canadian Solar Reports First Quarter 2012 Financial Results ONTARIO, Canada, May 10, 2012 — Canadian Solar Inc. (the “Company” or “Canadian Solar”) (NASDAQ: CSIQ), one of the world’s largest solar companies, today announced its financial results for the quarter ended March 31, 2012. First Quarter 2012 Highlights · Solar module shipments were 343 MW, compared to 436 MW in the] [FORM 6-K CANADIAN SOLAR INC. No. 199 Lushan Road Suzhou New District Suzhou, Jiangsu 215129 People’s Republic of China Form 20-F x Form 40-F o o o CANADIAN SOLAR INC. Form 6-K TABLE OF CONTENTS]

By | 2016-03-16T13:24:23+00:00 May 10th, 2012|Categories: Chinese Stocks, CSIQ, Webplus ver|Tags: , , , , , |0 Comments

CSIQ [Canadian Solar] 6-K: (Original Filing)

[Canadian Solar and Bank of China Enter Into A C$120 Million Construction Financing Agreement for Solar Power Plant Development in Ontario ONTARIO, Canada, May 3, 2012 Canadian Solar Inc. ( , – “We are delighted to announce this agreement with Bank of China, a long time banking partner to Canadian Solar. Their strength and reputation as a global bank combined] [FORM 6-K CANADIAN SOLAR INC. No. 199 Lushan Road Suzhou New District Suzhou, Jiangsu 215129 People’s Republic of China Form 20-F x Form 40-F o o o CANADIAN SOLAR INC. Form 6-K TABLE OF CONTENTS]

By | 2016-03-16T13:27:32+00:00 May 4th, 2012|Categories: Chinese Stocks, CSIQ, SEC Original|Tags: , , , , , |0 Comments

CSIQ [Canadian Solar] 6-K: Canadian Solar and Bank of China Enter Into

[Canadian Solar and Bank of China Enter Into A C$120 Million Construction Financing Agreement for Solar Power Plant Development in Ontario ONTARIO, Canada, May 3, 2012 Canadian Solar Inc. ( , – “We are delighted to announce this agreement with Bank of China, a long time banking partner to Canadian Solar. Their strength and reputation as a global bank combined] [FORM 6-K CANADIAN SOLAR INC. No. 199 Lushan Road Suzhou New District Suzhou, Jiangsu 215129 People’s Republic of China Form 20-F x Form 40-F o o o CANADIAN SOLAR INC. Form 6-K TABLE OF CONTENTS]

By | 2016-03-16T13:30:13+00:00 May 4th, 2012|Categories: Chinese Stocks, CSIQ, Webplus ver|Tags: , , , , , |0 Comments

CSIQ [Canadian Solar] 20-F: (Original Filing)

[Form 20-F (Mark One) o OR ý For the fiscal year ended December 31, 2011. OR o OR o Date of event requiring this shell company report For the transition period from to CANADIAN SOLAR INC. N/A Canada 545 Speedvale Avenue West Michael G. Potter, Chief Financial Officer Title of Each Class Name of Each Exchange on Which Registered Common] [QuickLinks -- Click here to rapidly navigate through this document LIST OF SUBSIDIARIES Name of Significant Subsidiaries Country of Incorporation Ownership Interest CSI Solartronics (Changshu) Co., Ltd. People's Republic of China 100 % CSI Solar Technologies Inc. People's Republic of China CSI Solar Manufacture Inc. People's Republic of China CSI Solar New Energy (Suzhou) Co. Ltd. People's Republic of China] [QuickLinks -- Click here to rapidly navigate through this document Certification by the Chief Executive Officer I, Shawn (Xiaohua) Qu, certify that: 1. I have reviewed this annual report on Form 20-F of Canadian Solar Inc. (the "Company"); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a] [QuickLinks -- Click here to rapidly navigate through this document Certification by the Chief Financial Officer I, Michael G. Potter, certify that: 1. I have reviewed this annual report on Form 20-F of Canadian Solar Inc. (the "Company"); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a] [QuickLinks -- Click here to rapidly navigate through this document Certification by the Chief Executive Officer (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. Shawn (Xiaohua) Qu Chief Executive Officer EX-13.1 5 a2209108zex-13_1.htm EX-13.1] [QuickLinks -- Click here to rapidly navigate through this document Certification by the Chief Financial Officer (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. Michael G. Potter Chief Financial Officer EX-13.2 6 a2209108zex-13_2.htm EX-13.2] [QuickLinks -- Click here to rapidly navigate through this document CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement Nos. 333-147042 and 333-178187 on Form S-8 of our reports dated April 27, 2012, relating to the financial statements and financial statement schedule of Canadian Solar Inc. and subsidiaries (the "Company"), and the]

By | 2016-03-16T13:33:34+00:00 April 27th, 2012|Categories: Chinese Stocks, CSIQ, SEC Original|Tags: , , , , , |0 Comments

CSIQ [Canadian Solar] 20-F: Form 20-F (Mark One) o OR ý For

[Form 20-F (Mark One) o OR ý For the fiscal year ended December 31, 2011. OR o OR o Date of event requiring this shell company report For the transition period from to CANADIAN SOLAR INC. N/A Canada 545 Speedvale Avenue West Michael G. Potter, Chief Financial Officer Title of Each Class Name of Each Exchange on Which Registered Common] [QuickLinks -- Click here to rapidly navigate through this document LIST OF SUBSIDIARIES Name of Significant Subsidiaries Country of Incorporation Ownership Interest CSI Solartronics (Changshu) Co., Ltd. People's Republic of China 100 % CSI Solar Technologies Inc. People's Republic of China CSI Solar Manufacture Inc. People's Republic of China CSI Solar New Energy (Suzhou) Co. Ltd. People's Republic of China] [QuickLinks -- Click here to rapidly navigate through this document Certification by the Chief Executive Officer I, Shawn (Xiaohua) Qu, certify that: 1. I have reviewed this annual report on Form 20-F of Canadian Solar Inc. (the "Company"); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a] [QuickLinks -- Click here to rapidly navigate through this document Certification by the Chief Financial Officer I, Michael G. Potter, certify that: 1. I have reviewed this annual report on Form 20-F of Canadian Solar Inc. (the "Company"); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a] [QuickLinks -- Click here to rapidly navigate through this document Certification by the Chief Executive Officer (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. Shawn (Xiaohua) Qu Chief Executive Officer EX-13.1 5 a2209108zex-13_1.htm EX-13.1] [QuickLinks -- Click here to rapidly navigate through this document Certification by the Chief Financial Officer (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. Michael G. Potter Chief Financial Officer EX-13.2 6 a2209108zex-13_2.htm EX-13.2] [QuickLinks -- Click here to rapidly navigate through this document CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement Nos. 333-147042 and 333-178187 on Form S-8 of our reports dated April 27, 2012, relating to the financial statements and financial statement schedule of Canadian Solar Inc. and subsidiaries (the "Company"), and the]

By | 2016-03-16T13:34:26+00:00 April 27th, 2012|Categories: Chinese Stocks, CSIQ, Webplus ver|Tags: , , , , , |0 Comments

CSIQ [Canadian Solar] 6-K: (Original Filing)

[Solar Leaders Canadian Solar and SkyPower Enter Into Purchase and Joint Venture Agreement Transaction Further Expands Canadian Solar’s Solar Project Pipeline in Canada and Positions Both Companies for International Growth GUELPH and TORONTO, Ontario — April 17, 2012 — Canadian Solar Inc. (the “Company”, or “Canadian Solar”) (NASDAQ: CSIQ) and SkyPower Limited (“SkyPower”) have entered into a landmark purchase and] [FORM 6-K CANADIAN SOLAR INC. No. 199 Lushan Road Suzhou New District Suzhou, Jiangsu 215129 People’s Republic of China Form 20-F x Form 40-F o o o CANADIAN SOLAR INC. Form 6-K TABLE OF CONTENTS]

By | 2016-03-16T13:36:21+00:00 April 17th, 2012|Categories: Chinese Stocks, CSIQ, SEC Original|Tags: , , , , , |0 Comments

CSIQ [Canadian Solar] 6-K: Solar Leaders Canadian Solar and SkyPower Enter Into

[Solar Leaders Canadian Solar and SkyPower Enter Into Purchase and Joint Venture Agreement Transaction Further Expands Canadian Solar’s Solar Project Pipeline in Canada and Positions Both Companies for International Growth GUELPH and TORONTO, Ontario — April 17, 2012 — Canadian Solar Inc. (the “Company”, or “Canadian Solar”) (NASDAQ: CSIQ) and SkyPower Limited (“SkyPower”) have entered into a landmark purchase and] [FORM 6-K CANADIAN SOLAR INC. No. 199 Lushan Road Suzhou New District Suzhou, Jiangsu 215129 People’s Republic of China Form 20-F x Form 40-F o o o CANADIAN SOLAR INC. Form 6-K TABLE OF CONTENTS]

By | 2016-03-16T13:38:31+00:00 April 17th, 2012|Categories: Chinese Stocks, CSIQ, Webplus ver|Tags: , , , , , |0 Comments

CSIQ [Canadian Solar] 6-K: (Original Filing)

[Canadian Solar Reports Fourth Quarter and Fiscal Year 2011 Financial Results ONTARIO, March 7, 2012 Fourth Quarter 2011 Highlights • Solar module shipments were 436 MW, an increase of 23% from 355 MW in the third quarter 2011. • Net revenue was $474.1 million, compared to $499.6 million in the third quarter 2011. • Gross margin was 8.7%, compared to] [Form 6-K TABLE OF CONTENTS 3 4]

By | 2016-03-16T13:40:06+00:00 March 28th, 2012|Categories: Chinese Stocks, CSIQ, SEC Original|Tags: , , , , , |0 Comments
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