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 September 19, 2002 (Date of earliest event reported) ONEOK, Inc. (Exact name of registrant as specified in its charter) Oklahoma 001-13643 73-1520922 (State or other jurisdiction (Commission (IRS Employer of incorporation) File Number) Identification No.) 100 West Fifth Street; Tulsa, OK (Address of principal executive offices) 74103 (Zip code) (918) 588-7000 (Registrant's telephone number, including area code) Not Applicable (Former name or former address, if changed since last report) Item 7. Financial Statements, Pro Forma Financial Information and Exhibits (a) Financial Statements of Businesses Acquired Not applicable. (b) ProForma Financial Information Not applicable. (c) Exhibits 99.1 Press release issued by ONEOK, Inc. dated September 19, 2002. Item 9. Regulation FD Disclosure On September 19, 2002, the ONEOK, Inc. board of directors named Phyllis Worley President of Kansas Gas Service Company, a division of ONEOK, Inc., effective immediately. She replaces Gene Dubay who has left the company to seek other opportunities. 2 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. ONEOK, Inc. Date: September 20, 2002 By: /s/ Jim Kneale ------------------------------ Jim Kneale Senior Vice President, Treasurer and Chief Financial Officer (Principal Financial Officer) 3