1、Use these links to rapidly review the documentTable of Contents CANADIAN SOLAR INC.INDEX TO CONSOLIDATED FINANCIAL STATEMENTSTable of ContentsUNITED STATESSECURITIES AND EXCHANGE COMMISSIONWashington,D.C.20549Form 20-FCommission file number:001-33107CANADIAN SOLAR INC.(Exact name of Registrant as sp
2、ecified in its charter)N/A(Translation of Registrants name into English)Canada(Jurisdiction of incorporation or organization)545 Speedvale Avenue WestGuelph,Ontario,Canada N1K 1E6(Address of principal executive offices)(MarkOne)o REGISTRATION STATEMENT PURSUANT TO SECTION 12(b)OR 12(g)OF THE SECURIT
3、IES EXCHANGE ACTOF 1934OR ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIES EXCHANGE ACT OF 1934For the fiscal year ended December 31,2012.ORo TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIES EXCHANGE ACT OF 1934ORo SHELL COMPANY REPORT PURSUANT TO SECTION 13 OR 15(d)O
4、F THE SECURITIES EXCHANGE ACT OF 1934Date of event requiring this shell company reportFor the transition period from to Michael G.Potter,Chief Financial Officer545 Speedvale Avenue WestGuelph,Ontario,Canada N1K 1E6Tel:(1-519)837-1881Fax:(1-519)837-2550(Name,Telephone,E-mail and/or Facsimile number a
5、nd Address of Company Contact Person)Securities registered or to be registered pursuant to Section 12(b)of the Act:Title of Each Class Name of Each Exchange on WhichRegisteredCommon shares with no par value The NASDAQ Stock Market LLC(The NASDAQ Global Market)Securities registered or to be registere
6、d pursuant to Section 12(g)of the Act:None(Title of Class)Securities for which there is a reporting obligation pursuant to Section 15(d)of the Act:None(Title of Class)Indicate the number of outstanding shares of each of the issuers classes of capital or common stock as of the close of the period cov