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): November 5, 2003 ENCORE ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Commission File No. 001-16295 Delaware 75-2759650 ------------------------------- ---------------------- (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification Number) 777 Main Street, Suite 1400, Ft. Worth, Texas 76102 --------------------------------------------- --------- (Address of principal executive offices) (Zip code) Registrant's telephone number, including area code: (817) 877 - 9955 Item 7. Financial Statements and Exhibits (c) Exhibits 99.1 Press Release dated November 5, 2003 Item 9. Regulation FD Disclosure On November 5, 2003, Encore Acquisition Company, a Delaware corporation, issued a press release announcing that as of November 17, 2003, Roy W. Jageman will be the Company's Chief Financial Officer. A copy of the press release is attached as Exhibit 99.1. 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. ENCORE ACQUISITION COMPANY Date: November 7, 2003 By: /s/ Robert C. Reeves ----------------------------------- Robert C. Reeves Vice President, Controller and Principal Accounting Officer 2