[Form 4] BOK FINANCIAL CORP Insider Trading Activity

Rhea-AI Filing Summary

BOK Financial Corp executive Martin Derek reported equity compensation activity involving common stock and phantom stock. On January 13, 2026, 1,055 shares of previously granted phantom stock (restricted stock units issued on February 28, 2023) vested. To cover taxes at vesting, 109.806 shares of common stock were disposed of at $122.64 per share, and 945.194 shares of common stock were also reported as disposed.

At the same time, Derek acquired 945.194 phantom stock units, each representing the right to receive one share of BOKF common stock or the cash value, with payout upon termination of employment. Following these transactions, he beneficially owned 15,914.472 shares of common stock and 7,330.8529 phantom stock units. His positions also include shares and phantom stock accumulated through the company’s dividend reinvestment plans.

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^*

Martin Derek

(Last) (First) (Middle)

C/O FREDERIC DORWART, LAWYERS PLLC

124 EAST FOURTH STREET

(Street)

TULSA OK 74103

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
BOK FINANCIAL CORP [ BOKF ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Chief Information Officer

3. Date of Earliest Transaction (Month/Day/Year)
01/13/2026

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

6. 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 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
Common Stock	01/13/2026		F		109.806	D	$122.64	16,859.666(1)	D
Common Stock	01/13/2026		D		945.194	D	(2)	15,914.472	D

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	(3)	01/13/2026		A		945.194		(4)	(4)	Common Stock	945.194	(2)	7,330.8529(5)	D

Explanation of Responses:

1. Includes 114.35 shares of BOKF common stock acquired under a BOKF dividend reinvestment plan since the date of the reporting person's last ownership report.

2. Prior to issuance, the reporting person elected to defer receipt of 1,055 shares of phantom stock (restricted stock units) issued on February 28, 2023; which such phantom stock vested on January 13, 2026. On vesting, 109.806 shares of the phantom stock were disposed of to pay the taxes on vesting. The remaining 945.194 shares of phantom stock remain held by the reporting person as a derivative security.

3. Each share of phantom stock represents a right to receive one share of common stock, or at the Company's election, the cash value thereof.

4. The phantom stock becomes payable upon the reporting person's termination of employment with the Company.

5. Includes 359.6526 shares of BOKF phantom stock acquired under a BOKF dividend reinvestment plan since the date of the reporting person's last ownership report.

	Tamara R. Sloan, Power of Attorney	01/15/2026
	** 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.
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.

FAQ

Who is the insider in BOKF’s latest Form 4 filing and what is their role?

The reporting person is Martin Derek, an officer of BOK Financial Corp serving as EVP, Chief Information Officer.

What common stock transactions did Martin Derek report for BOKF on January 13, 2026?

On January 13, 2026, Derek reported disposing of 109.806 shares of BOKF common stock at $122.64 to pay taxes on vesting, and an additional 945.194 shares of common stock, leaving him with 15,914.472 common shares beneficially owned.

What phantom stock activity did BOKF EVP Martin Derek report?

Derek acquired 945.194 phantom stock units on January 13, 2026. Each unit represents a right to receive one share of BOKF common stock, or the cash value, and becomes payable when his employment with the company ends.

How many BOKF phantom stock units does Martin Derek hold after the reported transactions?

After the reported activity, Derek beneficially owned 7,330.8529 phantom stock units, including units accumulated through a BOKF dividend reinvestment plan.

What triggered the vesting of phantom stock reported by BOKF’s EVP on January 13, 2026?

The Form 4 notes that Derek had previously elected to defer receipt of 1,055 shares of phantom stock issued on February 28, 2023, which vested on January 13, 2026, leading to the reported stock and phantom stock movements.

How were dividend reinvestment plans referenced in the BOKF Form 4 for Martin Derek?

The footnotes state that Derek’s holdings include 114.35 shares of BOKF common stock and 359.6526 phantom stock units acquired under BOKF dividend reinvestment plans since his last ownership report.