[Canadian Solar Announces the Sale its Fourth Utility Scale Solar Power Plant in Ontario to a Fund Managed by BlackRock GUELPH, Ontario and TORONTO, February 6, 2014 — Canadian Solar Inc. (NASDAQ: CSIQ) ( the “Company”, or “Canadian Solar”), one of the world’s largest solar power companies, today announced that its subsidiary, Canadian Solar Solutions Inc., entered into an agreement] [Canadian Solar Announces the Sale of a 10MW Utility Scale Solar Power Plant in Ontario to a Fund Managed by BlackRock TORONTO and GUELPH, Ontario, January 27, 2014 - Canadian Solar Inc. (NASDAQ: CSIQ) (the “Company”, or “Canadian Solar”), one of the world’s largest solar power companies, today announced that its subsidiary, Canadian Solar Solutions Inc., entered into an agreement] [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]

[Canadian Solar Completes the Sale of Mississippi Mills Solar Power Plant to TransCanada GUELPH, Ontario, January 2, 2014 — Canadian Solar Inc. (the “Company”, or “Canadian Solar”) (NASDAQ: CSIQ), one of the world’s largest solar power companies, today announced that its wholly owned subsidiary, Canadian Solar Solutions Inc., has completed the sale of Mississippi Mills, a 10 megawatt AC solar] [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]

[Jiangsu Suzhou Intermediate Court to Re-adjudicate the Case Relating to GUELPH, Ontario, Canada, November 29, 2013 — Canadian Solar Inc. (the “Company”, or “Canadian Solar”) (NASDAQ: CSIQ), one of the world’s largest solar power companies, today announced that the Jiangsu Suzhou Intermediate Court issued a civil decision that vacated its decision in May 2013, which dismissed a request by LDK] [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]

[DIF Infrastructure to Acquire Four Utility-Scale Solar Power Plants from Canadian Solar GUELPH, Ontario and TORONTO, November 18, 2013 — Canadian Solar Inc. (NASDAQ: CSIQ) (the “Company”, or “Canadian Solar”), one of the world’s largest solar power companies, today announced that its subsidiary, Canadian Solar Solutions Inc., has entered into a sales agreement with a fund managed by DIF (“DIF”),] [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]

[Canadian Solar Reports Third Quarter 2013 Results GUELPH, Ontario, November 13, 2013 — Canadian Solar Inc. (“Canadian Solar” or the “Company”) (NASDAQ: CSIQ), one of the world’s largest solar power companies, today announced its financial results for the third quarter ended September 30, 2013. Third Quarter 2013 Highlights · Solar module shipments were 478 MW, compared to 455 MW in] [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]

[Canadian Solar Announces Selective Preliminary Results for the Third Quarter 2013, GUELPH, Ontario, November 4, 2013 — Canadian Solar Inc. (the “Company”, or “Canadian Solar”) (NASDAQ: CSIQ), one of the world’s largest solar power companies, today announced selective preliminary results for the third quarter ended on September 30, 2013. Canadian Solar plans to issue its earnings release and host a] [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 CO NTENTS]