Form 8-K

8-K — BOK FINANCIAL CORP

Accession: 0000875357-26-000036

Filed: 2026-05-07

Period: 2026-05-05

CIK: 0000875357

SIC: 6021 (NATIONAL COMMERCIAL BANKS)

Item: Submission of Matters to a Vote of Security Holders

Item: Financial Statements and Exhibits

Documents

8-K — bokf-20260505.htm (Primary)

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8-K (Primary)

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):

May 5, 2026

Commission File No. 001-37811

BOK FINANCIAL CORP ET AL

(Exact name of registrant as specified in its charter)

Oklahoma 73-1373454

(State or other jurisdiction

of Incorporation or Organization) (IRS Employer

Identification No.)

Bank of Oklahoma Tower

Boston Avenue at Second Street

Tulsa, Oklahoma 74172

(Address of Principal Executive Offices) (Zip Code)

(918) 588-6000

(Registrant’s telephone number, including area code)

N/A

___________________________________________

(Former name or former address, if changes since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425).

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12).

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)).

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)).

Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol Name of each exchange on which registered

Common Stock, par value $0.00006 per share BOKF Nasdaq Stock Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

☐ Emerging growth company

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨

INFORMATION TO BE INCLUDED IN THE REPORT

ITEM 5.07. Submission of Matters to a Vote of Security Holders

(a)On May 5, 2026, BOK Financial Corporation (“BOKF”) held its annual meeting of shareholders.

(b)The matters voted upon at the annual meeting, and the number of votes cast for, against or withheld, as well as the number of abstentions and broker non-votes as to each such matter (where applicable), are set forth below:

1. Election of Directors For Withheld Abstain Non-Vote

Alan S. Armstrong 44,558,125 10,843,890 — 5,359,045

Steven Bangert 55,025,414 376,601 — 5,359,045

John W. Coffey 52,157,882 3,244,133 — 5,359,045

Joseph W. Craft, III 54,840,990 561,025 — 5,359,045

David F. Griffin 54,838,833 563,182 — 5,359,045

E. Carey Joullian, IV 51,729,139 3,672,876 — 5,359,045

George B. Kaiser 47,688,553 7,713,462 — 5,359,045

Stacy C. Kymes 50,766,340 4,635,675 — 5,359,045

Steven J. Malcolm 52,028,617 3,373,398 — 5,359,045

Emmet C. Richards 54,839,572 562,443 — 5,359,045

Claudia S. San Pedro 52,155,790 3,246,225 — 5,359,045

Kayse M. Shrum 55,253,074 148,941 — 5,359,045

Michael C. Turpen 54,960,373 441,642 — 5,359,045

Robert A. Waldo 55,021,163 380,852 — 5,359,045

Rose M. Washington-Jones 55,235,795 166,220 — 5,359,045

For Against Abstain/Withheld Non-Vote

2. Ratification of Ernst & Young LLP as Auditor for Fiscal Year Ending December 31, 2026 57,510,776 477,573 14,518 2,758,193

3. Advisory vote to approve the compensation of named executive officers 54,864,505 339,765 197,745 5,359,045

ITEM 9.01. Financial Statements and Exhibits.

(a)Exhibits

104 Interactive Data Files.

Signature

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

BOK FINANCIAL CORPORATION

By: /s/ Martin E. Grunst

Martin E. Grunst

Executive Vice President

Chief Financial Officer

Date: May 7, 2026

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