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 30, 2004 (NOVEMBER 30, 2004) CHESAPEAKE ENERGY CORPORATION ------------------------------------------------------------------------------- (Exact name of Registrant as specified in its Charter) OKLAHOMA 1-13726 73-1395733 ------------------------------------------------------------------------------- (State or other jurisdiction (Commission File No.) (IRS Employer of incorporation) Identification No.) 6100 NORTH WESTERN AVENUE, OKLAHOMA CITY, OKLAHOMA 73118 ------------------------------------------------------------------------------- (Address of principal executive offices) (Zip Code) (405) 848-8000 -------------------------------------------------------------------------------- (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 CFR230.425) [_] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR240.14a-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)) SECTION 7 - REGULATION FD ITEM 7.01 - REGULATION FD DISCLOSURE On November 30, 2004, Chesapeake Energy Corporation issued a press release announcing the acquisition of Barnett Shale Natural Gas Property from Hallwood Energy Corporation for $277 million. This press release is attached as Exhibit 99.1. With the filing of this report on Form 8-K, we are posting the same information on our website at www.chkenergy.com. We caution you that our outlook is given as of November 30, 2004 based on currently available information, and that we are not undertaking any obligation to update our estimates as conditions change or other information become available. ITEM 9.01 - EXHIBITS (c) Exhibits EXHIBIT NO. DOCUMENT DESCRIPTION ----------- -------------------- 99.1 Press Release dated November 30, 2004 SIGNATURE 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. CHESAPEAKE ENERGY CORPORATION By: /S/ AUBREY K. MCCLENDON ------------------------------------------ Aubrey K. McClendon Chairman of the Board and Chief Executive Officer Date: November 30, 2004 EXHIBIT INDEX EXHIBIT NO. DOCUMENT DESCRIPTION ----------- -------------------- 99.1 Press Release of November 30, 2004