News & Events

Results of Operations and Financial Condition On April 28, 2026, we announced our results of operations for the quarter ended March 31, 2026, and increased 2026 financial guidance. The news release is furnished as Exhibit 99.1 and is incorporated by reference herein.

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers On March 20, 2026, Pattye L. Moore informed the Board of Directors (the “Board”) of ONEOK, Inc. (“ONEOK”) of her decision to retire from the Board at the end of her current term and not stand for re-election as a director at ONEOK’s 2026 annual meeting of shareholders (the “Annual Meeting”), which is scheduled for May 20, 2026. Ms. Moore’s current t…

Results of Operations and Financial Condition On February 23, 2026, we announced our results of operations for the fourth quarter and full-year ended December 31, 2025, and announced 2026 financial guidance. The news release is furnished as Exhibit 99.1 and is incorporated by reference herein.

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers New Directors On January 21, 2026, the Board of Directors (the ONEOK Board) of ONEOK, Inc. (ONEOK) elected Mark A. McCollum and Precious Williams Owodunni as directors to the ONEOK Board, effective January 23, 2026. In connection with the election of Mr. McCollum and Ms. Owodunni, the ONEOK Board increased the size of the ONEOK Board from 10 directo…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers In November 2023, our Board of Directors (the “Board”) approved the following modifications to the financial measures of our Annual Officer Incentive Plan (the “Plan”) which were intended to neutralize the impact of our acquisition of Magellan Midstream Partners, L.P.: • Earnings per Share (“EPS”): full-year earnings (net of adjustments described be…

Other Events. As previously announced, on May 14, 2023, ONEOK, Inc., an Oklahoma corporation (NYSE: ONEOK) (“ ONEOK ”) entered into an Agreement and Plan of Merger (the “ Merger Agreement ”) with Magellan Midstream Partners, L.P. (NYSE: MMP), a Delaware limited partnership (“ Magellan ”), and Otter Merger Sub, LLC, a Delaware limited liability company and a newly formed, wholly owned subsidiary of ONEOK (“ Merger Sub ”), pursuant to which, upon the terms and subject to the conditions of the M…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers On September 12, 2023, we announced the following executive officer changes, which were approved by our Board of Directors on September 8, 2023. These organization changes are contingent, and effective, upon the closing of the previously announced merger (the “merger”) with Magellan Midstream Partners, L.P. (“Magellan”). Kevin L. Burdick will become…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers On December 27, 2022, Robert F. Martinovich, Executive Vice President and Chief Administrative Officer and a named executive officer in our most recent proxy statement notified us that the effective date of his retirement will be December 31, 2022. 2 SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the regis…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers On May 4, 2022, John W. Gibson, 69, informed ONEOK, Inc. (the “Company”) of his decision to retire as a member of the Board of Directors (the “Board”) and as chairman of the Board, effectively immediately, after having served on the Board since 2006. Following Mr. Gibson’s retirement from the Board, the size of the Board was reduced to ten (10). Mr.…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers On March 9, 2022, ONEOK, Inc., an Oklahoma corporation (“ONEOK” or “our”) announced organizational changes designed to align our reporting structure to, and accelerate the execution of, our strategic plan and to create leadership development opportunities. As part of these changes, effective March 28, 2022, Kevin L. Burdick will become Executive Vic…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers On February 16, 2022, Robert F. Martinovich, Executive Vice President and Chief Administrative Officer and a named executive officer in our most recent proxy statement, provided notice of his intention to retire. Mr. Martinovich will remain in his current role until a successor is named, including any necessary transition period. 2 SIGNATURE Pursuan…

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers As previously disclosed in a Current Report on Form 8-K filed on May 26, 2021 (the “ 8-K ”), Pierce H. Norton II has been elected the President and Chief Executive Officer of ONEOK, Inc. (the “ Company ” or “ ONEOK ”), effective June 28, 2021. On June 22, 2021, subsequent to filing of the 8-K, the Company’s Board of Directors finalized and approved…