[Form 4] ONEOK INC /NEW/ Insider Trading Activity

Rhea-AI Filing Summary

DERKSEN BRIAN L reported acquisition or exercise transactions in this Form 4 filing.

ONEOK Inc. director Brian L. Derksen received a grant of 1,845 units of Phantom Stock-OKE on May 20, 2026, reported as a derivative award under code A. Each phantom stock unit is convertible into one share of ONEOK common stock. The award reflects annual cash and/or stock retainer that Derksen elected to defer into phantom stock under ONEOK’s Deferred Compensation Plan for Non-Employee Directors. These phantom stock units are accrued under the plan and will be settled in shares of ONEOK common stock at a determination date or on a designated date after Derksen’s retirement. Following this grant, Derksen holds a total of 41,803 phantom stock units directly.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider DERKSEN BRIAN L

Role null

Type	Security	Shares	Price	Value
Grant/Award	Phantom Stock-OKE	1,845	$92.15	$170K

Holdings After Transaction: Phantom Stock-OKE — 41,803 shares (Direct, null)

Footnotes (1)

1. Shares of phantom stock are convertible into Issuer common stock on a 1-for-1 ratio. Annual cash and/or stock retainer elected to be deferred to phantom stock under the Issuer's Deferred Compensation Plan for Non-Employee Directors. Phantom stock is accrued under the Issuer's Deferred Compensation Plan for Non-Employee Directors and is settled in shares of Issuer common stock at the determination date or a designated date upon the reporting person's retirement.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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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^*

DERKSEN BRIAN L

(Last) (First) (Middle)

100 WEST FIFTH STREET

(Street)

TULSA OKLAHOMA 74103

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
ONEOK INC /NEW/ [ OKE ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/20/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Phantom Stock-OKE	(1)	05/20/2026		A(2)		1,845		(3)	(3)	Common Stock, par value $0.01	1,845	$92.15	41,803	D

Explanation of Responses:

1. Shares of phantom stock are convertible into Issuer common stock on a 1-for-1 ratio.

2. Annual cash and/or stock retainer elected to be deferred to phantom stock under the Issuer's Deferred Compensation Plan for Non-Employee Directors.

3. Phantom stock is accrued under the Issuer's Deferred Compensation Plan for Non-Employee Directors and is settled in shares of Issuer common stock at the determination date or a designated date upon the reporting person's retirement.

Remarks:

	/s/ Sarah M. Rechter, Attorney-in-Fact for Brian L. Derksen	05/22/2026
	** Signature of Reporting Person	Date
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.
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* Form 4: SEC 1474 (03-26)