3 1 NYSE0001213151 Officer ONEOK, Inc. 000103968473-1520922 01/01/03 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 3 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 1. Name and Address of Reporting Person Mitchell, Roger N. 100 W. Fifth Street Tulsa, OK 74103 2. Date of Event Requiring Statement (Month/Day/Year) 1/1/2003 3. I.R.S. Identification Number of Reporting Person, if an entity (Voluntary) 4. Issuer Name and Ticker or Trading Symbol ONEOK, Inc. (OKE) 5. Relationship of Reporting Person to Issuer (Check all applicable) [ ] Director [ ] 10% Owner [X] Officer (give title below) [X] Other (specify below) President - Texas Gas Service Company 6. If Amendment, Date of Original (Month/Day/Year) 7. Individual or Joint/Group Filing (Check Applicable Line) [X] Form filed by One Reporting Person [ ] Form filed by More than One Reporting Person Table I Non-Derivative Securities Beneficially Owned ----------------------------------------------------------------------------------------------------- 1)Title of Security 2)Amount of 3) 4)Nature of Securities D Indirect Beneficially or Beneficial Owned I Ownership ----------------------------------------------------------------------------------------------------- Common Stock, par value $.0.01 12,035 I by Thrift Plan Common Stock, par value $.0.01 1,574 D Direct Table II Derivative Securitites Beneficially Owned ------------------------------------------------------------------------------------------------------------------------------------ 1)Title of Derivative Security 2)Date Exercisable 3)Title and Amount of 4)Conver- 5)Ownership 6)Nature of and Expiration Date Securities Underlying sion or Form of Indirect (Month/Day/Year) Derivative Security exercise Derivative Beneficial price of Security Ownership Date Expira- Amount or Deri- Direct(D) Exer- tion Number of vative or cisable Date Title Shares Security Indirect(I) ------------------------------------------------------------------------------------------------------------------------------------ Non-Qualified Stock Option (2) 10/16/07 Common Stock, par value 2,000 $16.2032 D Direct (right to buy) $.0.01 Non-Qualified Stock Option (3) 01/17/12 Common Stock, par value 8,000 $17.0450 D Direct (right to buy) $.0.01 Non-Qualified Stock Option (4) 10/15/08 Common Stock, par value 2,200 $17.6094 D Direct (right to buy) $.0.01 Non-Qualified Stock Option (5) 01/18/11 Common Stock, par value 2,200 $22.3100 D Direct (right to buy) $.0.01 Non-Qualified Stock Option (1) 10/21/09 Common Stock, par value 2,800 $14.5782 D Direct (right to buy) $.0.01 Explanation of Responses: (1) This option vests in four equal annual installments begnnning on October 21, 2000. (2) This option vested in full on 10/16/98, one year after the date of grant. (3) This option vests in four equal annual installments beginning 01/17/03. (4) This option vests in four equal annual installments beginning on October 15, 1999. (5) This option vests in four equal annual installments beginning 01/18/02. SIGNATURE OF REPORTING PERSON /S/ By: Eric Grimshaw, Attorney in Fact For: Roger N. Mitchell DATE 01/07/03