SECURITIES AND EXCHANGE COMMISSION Washington, DC 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) December 10, 2003 VECTREN CORPORATION (Exact name of registrant as specified in its charter) Commission Registrant, State of Incorporation, I.R.S Employer File No. Address, and Telephone Number Identification No. ---------- ----------------------------------- ------------------ 1-15467 Vectren Corporation 35-2086905 (An Indiana Corporation) 20 N.W. Fourth Street, Evansville, Indiana 47708 (812) 491-4000 1-16739 Vectren Utility Holdings, Inc. 35-2104850 (An Indiana Corporation) 20 N.W. Fourth Street, Evansville, Indiana 47708 (812) 491-4000 1-3553 Southern Indiana Gas and Electric Company 35-0672570 (An Indiana Corporation) 20 N.W. Fourth Street, Evansville, Indiana 47708 (812) 491-4000 1-6494 Indiana Gas Company, Inc. 35-0793669 (An Indiana Corporation) 20 N.W. Fourth Street, Evansville, Indiana 47708 (812) 491-4000 Former name or address, if changed since last report: N/A Item 9. Regulation FD Disclosure Vectren Corporation (the Company), an energy holding and applied technology company, will hold an analyst meeting in New York City, Thursday, December 11, 2003 where Niel Ellerbrook, Chairman and CEO; Jerry Benkert, Executive Vice President and CFO; and Carl Chapman, Executive Vice President and President of Vectren Enterprises, Inc. will discuss the Company's current financial and operating results and plans for the future. A copy of the press release is furnished as Exhibit 99-1 to this Current Report. Interested parties can listen to the webcast and view the slide presentation, which will begin at 12:30 P.M. Eastern Standard Time on the Company's website, www.vectren.com. For those unable to participate during the live webcast, the call will be archived on the Company's website beginning approximately two hours after the completion of the Webcast. The archived webcast and slide presentation will be available at least through January 29, 2004. In connection with the "safe harbor" provisions of the Private Securities Litigation Reform Act of 1995, the Company is hereby furnishing cautionary statements identifying important factors that could cause actual results of the Company and its subsidiaries, including Vectren Utility Holdings, Inc., Indiana Gas Company, Inc. and Southern Indiana Gas and Electric Company, to differ materially from those projected in forward-looking statements of the Company and its subsidiaries made by, or on behalf of, the Company and its subsidiaries. These cautionary statements are attached as Exhibit 99-2. 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 hereunto duly authorized. VECTREN CORPORATION VECTREN UTILITY HOLDINGS, INC. SOUTHERN INDIANA GAS AND ELECTRIC COMPANY INDIANA GAS COMPANY, INC. December 11, 2003 By: /s/ M. Susan Hardwick ----------------------------- M. Susan Hardwick Vice President and Controller INDEX TO EXHIBITS The following Exhibits are furnished as part of this Report to the extent described in Item 9: Exhibit Number Description -------------- ----------- 99-1 Press Release - Vectren Corporation Provides 2004 Earnings Guidance 99-2 Cautionary Statement for Purposes of the "Safe Harbor" Provisions of the Private Securities Litigation Reform Act of 1995