# EDGAR Filing Document

**Accession Number:** 0001039684
**File Stem:** 0001283387-26-000002
**Filing Date:** 2026-2
**Character Count:** 10431
**Document Hash:** 02902fef2e1d04514e1b2c9255692868
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001283387-26-000002.hdr.sgml**: 20260220

**ACCESSION NUMBER**: 0001283387-26-000002

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 3

**CONFORMED PERIOD OF REPORT**: 20260218

**FILED AS OF DATE**: 20260220

**DATE AS OF CHANGE**: 20260220

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** NORTON PIERCE
- **CENTRAL INDEX KEY:** 0001283387

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-13643
- **FILM NUMBER:** 26660206

**MAIL ADDRESS:**
- **STREET 1:** 100 W. 5TH STREET
- **CITY:** TULSA
- **STATE:** OK
- **ZIP:** 74103
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ONEOK INC /NEW/
- **CENTRAL INDEX KEY:** 0001039684
- **STANDARD INDUSTRIAL CLASSIFICATION:** NATURAL GAS TRANSMISSION & DISTRIBUTION [4923]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 731520922
- **STATE OF INCORPORATION:** OK
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 100 WEST 5TH ST
- **CITY:** TULSA
- **STATE:** OK
- **ZIP:** 74103
- **BUSINESS PHONE:** 9185887000

**MAIL ADDRESS:**
- **STREET 1:** 100 WEST 5TH ST
- **CITY:** TULSA
- **STATE:** OK
- **ZIP:** 74103

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** WAI INC
- **DATE OF NAME CHANGE:** 19970519

## Ex-24

![](okepowerofattorney-pierc001.jpg)

&nbsp;&nbsp;&nbsp;&nbsp;#12892707v1 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned hereby constitutes and appoints Lyndon C. Taylor, Sarah M. Rechter and Walter S. Hulse III, or either of them, the undersigned's true and lawful attorney-in-fact to: (1) Execute for and on behalf of the undersigned, in the undersigned's capacity as an officer and/or director of ONEOK, Inc. (the Corporation), Forms 3, 4, and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934 and the rules thereunder; (2) Do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such Forms 3, 4, or 5 and timely file such form with the United States Securities and Exchange Commission and any stock exchange or similar authority; (3) Take any other action of any type whatsoever in connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain the terms and conditions as such attorney-in-fact may approve in such attorney-in-fact's discretion. The undersigned hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary, or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of revocation, hereby ratifying and confirming all that each such attorney-in-fact shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that neither the Corporation nor the above-named individuals, in serving in such capacity at the request of the undersigned, are assuming any of the undersigned's responsibilities to comply with Section 16 of the Securities Exchange Act of 1934. The Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4, and 5 with respect to the undersigned's holdings of and transactions in securities issued by the Corporation, unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorney-in-fact. This Power of Attorney revokes all such special powers of attorney granted to individuals in the past to act on behalf of the undersigned for the purposes stated above. IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 1st day of January, 2026. /s/ Pierce H. Norton II Pierce H. Norton II CONFIRMING STATEMENT This Statement confirms that the undersigned has authorized and designated Lyndon C. Taylor, Sarah M. Rechter and Walter S. Hulse III, or either of them, to execute and file on the undersigned's behalf all Forms 3, 4, and 5 (including any amendments thereto) that the undersigned may be required to file with the United States Securities and Exchange Commission as a result of the undersigned's ownership of or transactions in securities of ONEOK, Inc. The authority of the above-named individuals under this Statement shall continue until the undersigned is no longer required to file Forms 3, 4, or 5 with regard to the undersigned's ownership of or transactions in securities of ONEOK, Inc. unless earlier revoked in writing. This Statement revokes all such special powers of attorney granted to individuals in the past to act on behalf of the undersigned for the purposes stated above. The undersigned acknowledges that neither ONEOK, Inc. nor the above-named individuals are assuming any of the undersigned's responsibilities to comply with Section 16 of the Securities Exchange Act of 1934. /s/ Pierce H. Norton II Pierce H. Norton II Dated this 1st day of January, 2026.

------

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>NORTON PIERCE<br><sub>(Last) (First) (Middle)</sub><br>100 WEST FIFTH STREET<br><sub>(Street)</sub><br>TULSA, OK 74103<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-02-18 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_See Remarks_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>ONEOK INC /NEW/ [ OKE ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |  |  |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| RSU 2026 | <sup>(1)</sup> | 2026-02-18 |  | A |  | 60491 |  | <sup>(1)</sup> | <sup>(1)</sup> | Common Stock, par value $0.01 | 60491 | <sup>(1)</sup> | 60491 | D |  |

---

### Footnotes:

(1) Restricted units awarded under Issuer's Equity Incentive Plan. The award vests on February 18, 2029. During the 3-year vesting period, the award will be credited with dividend equivalents that will be paid out in shares of common stock at the time the underlying units vest and are issued. The award and credited dividend equivalents will be payable in one share of the Issuer's common stock for each vested restricted unit, including additional restricted units resulting from dividend equivalents. This award represents 50% of the annual Equity Incentive Plan award granted to the reporting person in Febuary 2026.

**Remarks:**
President and Chief Executive Officer - Exhibit 24 - Power of Attorney

**Signature:** /s/ Sarah M. Rechter, Attorney-in-Fact for Pierce H Norton II  
**Date:** 2026-02-20

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**