Microsoft Word 10.0.4524;10 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) May 7, 2004 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 Former name or address, if changed since last report: N/A Item 5. Other Events and Regulation FD Disclosure Indiana Gas Company, Inc. (Indiana Gas) and Southern Indiana Gas and Electric Company (SIGECO), are direct, wholly owned subsidiaries of Vectren Utility Holdings, Inc. (VUHI). VUHI is a direct, wholly owned subsidiary of Vectren Corporation (Vectren or the Company). On May 7, 2004, both Indiana Gas and SIGECO filed with the U.S. Securities and Exchange Commission (SEC) Form 15, "Certification and Notice of Termination of Registration Under Section 12(g) of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports Under Sections 13 and 15(d) of the Securities Exchange Act of 1934". SIGECO filed a Form 15 with respect to its 1) Common Stock - Without Par and 2) First Mortgage Bonds. Indiana Gas filed a Form 15 with respect to its 1) Common Stock - Without Par and 2) Senior Unsecured Notes. Copies of the respective Form 15 are furnished as Exhibits 99-1 through 99-4 to this Current Report. 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. May 7, 2004 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 Description Number 99-1 SIGECO's Form 15 with respect to its Common Stock - Without Par 99-2 SIGECO's Form 15 with respect to its First Mortgage Bonds 99-3 Indiana Gas' Form 15 with respect to its Common Stock - Without Par 99-4 Indiana Gas' Form 15 with respect to its Senior Unsecured Notes