6,000,000 Shares of CANADIAN SOLAR INC. Common Shares (No par value) EQUITY UNDERWRITING AGREEMENTEquity Underwriting Agreement • October 19th, 2009 • Canadian Solar Inc. • Semiconductors & related devices • New York
Canadian Solar Inc., a Canadian corporation (the “Company”), proposes to issue and sell to the Underwriters named in Schedule A hereto (each, an “Underwriter,” and together, the “Underwriters”) for whom Morgan Stanley & Co. Incorporated, Deutsche Bank Securities Inc. and Piper Jaffray & Co. are acting as representatives (together, the “Representatives”), an aggregate of 6,000,000 shares of common stock (the “Firm Shares”) of the Company, no par value (the “Common Shares”). The respective amount of the Firm Shares to be so purchased by the several Underwriters are set forth opposite their names in Schedule A hereto. The Company also proposes to sell at the Underwriters’ option an aggregate of up to 900,000 additional Common Shares (the “Option Shares”) as set forth below. The Firm Shares and, if and to the extent such option is exercised, the Option Shares, are collectively called the “Securities.”
