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): June 4, 2004 GROUP 1 AUTOMOTIVE, INC. (Exact name of Registrant as specified in its charter) Delaware 76-0506313 (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification No.) 950 Echo Lane, Suite 100 Houston, Texas 77024 (Address of principal executive offices) (Zip code) (713) 647-5700 (Registrant's telephone number including area code) ITEM 5. OTHER EVENTS On June 4, 2004, Group 1 Automotive, Inc., a Delaware corporation, announced the completion of the acquisition of the Peterson Automotive Group, a new California platform. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference. ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS (c) Exhibits 99.1 Press Release of Group 1 Automotive, Inc. dated as of June 4, 2004 announcing the acquisition of the Peterson Automotive Group. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. Group 1 Automotive, Inc. June 4, 2004 By: /s/ Robert T. Ray --------------------- ----------------------------------- Date Robert T. Ray, Senior Vice President, Chief Financial Officer and Treasurer INDEX TO EXHIBITS Exhibit Number Description ------ ----------- 99.1 Press Release of Group 1 Automotive, Inc. dated as of June 4, 2004 announcing the acquisition of the Peterson Automotive Group.