-------------------------------------------------------------------------------- -------------------------------------------------------------------------------- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ---------------------- FORM 8-K ---------------------- CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 26, 2007 GSI GROUP INC. (Exact name of registrant as specified in its charter) New Brunswick, Canada ---------------------------------------------- (State or other jurisdiction of incorporation) 000-25705 98-0110412 ----------------------------------------------------------------------------- (Commission File Number) (I.R.S. Employer Identification No.) 39 Manning Road, Billerica, Massachusetts 01821 ----------------------------------------------- (Address of principal executive offices, including zip code) (978) 439-5511 ------------------------------------------- (Registrant's telephone number, including area code) -------------------------------------------------------------------------------- Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): |_| Written communications pursuant to Rule 425 under the Securities Act (17 CFR 220.425) |_| Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) |_| Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |_| Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) -------------------------------------------------------------------------------- ITEM 2.02. RESULTS OF OPERATIONS AND FINANCIAL CONDITION. On September 26, 2007, GSI Group Inc. (the "Company") issued a press release announcing an expectation of increased financial results for fiscal quarter ended September 30, 2007. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated herein by reference. ITEM 9.01. FINANCIAL STATEMENTS AND EXHIBITS. (a) Financial Statements of Businesses Acquired. Not applicable. (b) Pro Forma Financial Information. Not applicable. (c) Shell Company Transactions. Not applicable. (d) Exhibits. 99.1 Press Release issued September 26, 2007 The information in this Current Report on Form 8-K (including the press release attached as Exhibit 99.1 hereto) shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act") or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, unless the Company expressly sets forth in such future filing that such information is to be considered "filed" or incorporated by reference therein. SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. GSI GROUP INC. (Registrant) Date: September 26, 2007 By: /s/ Robert L. Bowen --------------------------- Robert L. Bowen Vice President and Chief Financial Officer EXHIBIT INDEX Exhibit No. Description ----------- ----------- 99.1 Press Release issued September 26, 2007.