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) October 3, 2002 (October 3,2002) 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) INFORMATION TO BE INCLUDED IN THE REPORT ITEM 9. REGULATION FD DISCLOSURE Chesapeake Energy Corporation ("Chesapeake") issued a Press Release on October 3, 2002 announcing third quarter 2002 earnings release date and conference call. The following was included in the press release: Chesapeake Energy Corporation has scheduled its third quarter 2002 earnings release to be issued after the close of trading on the New York Stock Exchange on Monday, November 4, 2002. A conference call is scheduled for Tuesday morning, November 5, 2002 at 9:00 am EST to discuss the release. The telephone number to access the conference call is 913.981.5518. We encourage those who would like to participate in the call to place your calls between 8:50 and 9:00 am EST. For those unable to participate in the conference call, a replay will be available for audio playback at 12:00 pm EST on November 5, 2002 and will run through midnight Tuesday, November 19, 2002. The number to access the conference call replay is 719.457.0820; passcode for the replay is 725635. The conference call will also be simulcast live on the internet and can be accessed by going directly to the Chesapeake website at www.chkenergy.com and selecting "Conference Calls" under the "Investor Relations" section. The webcast of the conference call will be available on our website indefinitely. Chesapeake Energy Corporation is one of the largest independent natural gas producers in the U.S. Headquartered in Oklahoma City, the company's operations are focused on developmental drilling and property acquisitions in the Mid-Continent region of the United States. The company's Internet address is www.chkenergy.com. 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, thereunto duly authorized. CHESAPEAKE ENERGY CORPORATION By: /s/ Aubrey K. McClendon ----------------------------- Aubrey K. McClendon Chairman of the Board and Chief Executive Officer Dated: October 3, 2002