Oneok (OKE)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-09-23 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: ONEOK INC /NEW/ (OKE) CIK: 0001039684 --- Reporting Owner --- Name: BURDICK KEVIN L CIK: 0001698900 Role: Officer (See Remarks) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock, par value $0.01 Date: 2026-09-23 | Code: M (Exercise of derivative) Shares: +2,895 Shares Owned After: 173,299.1132 | Ownership: D (Direct) Footnotes: [F1] Restricted units awarded under the Issuer's Equity Incentive Plan on 9/23/25. Twenty percent of the award vested on 9/23/2026. During the vesting period, the award was credited with dividend equivalents that were paid out in shares of common stock at the time the underlying units vested and were issued. The award and credited dividend equivalents were payable in one share of the Issuer's common stock for each vested restricted unit, including additional restricted units resulting from dividend equivalents. [Transaction #2] Security: Common Stock, par value $0.01 Date: 2026-09-23 | Code: F (Payment of exercise/tax) Shares: -1,270 | Price: $90.09 Total Value: $114,414.30 Shares Owned After: 172,029.1132 | Ownership: D (Direct) --- Derivative Transactions --- [Transaction #1] Security: RSU 2025-S Date: 2026-09-23 | Code: M (Exercise of derivative) Shares: -2,895 Shares Owned After: 11,019 | Ownership: D (Direct) Footnotes: [F1] Restricted units awarded under the Issuer's Equity Incentive Plan on 9/23/25. Twenty percent of the award vested on 9/23/2026. During the vesting period, the award was credited with dividend equivalents that were paid out in shares of common stock at the time the underlying units vested and were issued. The award and credited dividend equivalents were payable in one share of the Issuer's common stock for each vested restricted unit, including additional restricted units resulting from dividend equivalents. [F1] Restricted units awarded under the Issuer's Equity Incentive Plan on 9/23/25. Twenty percent of the award vested on 9/23/2026. During the vesting period, the award was credited with dividend equivalents that were paid out in shares of common stock at the time the underlying units vested and were issued. The award and credited dividend equivalents were payable in one share of the Issuer's common stock for each vested restricted unit, including additional restricted units resulting from dividend equivalents. [F1] Restricted units awarded under the Issuer's Equity Incentive Plan on 9/23/25. Twenty percent of the award vested on 9/23/2026. During the vesting period, the award was credited with dividend equivalents that were paid out in shares of common stock at the time the underlying units vested and were issued. The award and credited dividend equivalents were payable in one share of the Issuer's common stock for each vested restricted unit, including additional restricted units resulting from dividend equivalents. [F1] Restricted units awarded under the Issuer's Equity Incentive Plan on 9/23/25. Twenty percent of the award vested on 9/23/2026. During the vesting period, the award was credited with dividend equivalents that were paid out in shares of common stock at the time the underlying units vested and were issued. The award and credited dividend equivalents were payable in one share of the Issuer's common stock for each vested restricted unit, including additional restricted units resulting from dividend equivalents. --- Footnotes (Complete Index) --- F1: Restricted units awarded under the Issuer's Equity Incentive Plan on 9/23/25. Twenty percent of the award vested on 9/23/2026. During the vesting period, the award was credited with dividend equivalents that were paid out in shares of common stock at the time the underlying units vested and were issued. The award and credited dividend equivalents were payable in one share of the Issuer's common stock for each vested restricted unit, including additional restricted units resulting from dividend equivalents. --- Signature --- /s/ /s/ Sarah M. Rechter, Attorney-in-Fact for Kevin L. Burdick (2026-09-24)