Derek Martin - 17 Feb 2026 Form 4 Insider Report for BOK FINANCIAL CORP (BOKF)

Reporting relationship: EVP, Chief Information Officer
Issuer ticker: BOKF
Reported as of: 17 Feb 2026
Net transaction value: -$16,915
SEC form: 4
Accepted by SEC: 19 Feb 2026, 19:12:19 UTC
Prior SEC filing: 15 Jan 2026
Source filing: View source filing
Reporting owner signature: Tamara R. Sloan, Power of Attorney

Key filing fact

Derek Martin filed Form 4 for BOK FINANCIAL CORP (BOKF) on 19 Feb 2026.

Key facts

This page summarizes Derek Martin's Form 4 filing for BOK FINANCIAL CORP (BOKF).
5 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 19 Feb 2026, 19:12.

Change

Previous filing in this sequence was filed on 15 Jan 2026.
Current net transaction value: -$16,915.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001760987 Primary reporting owner

Martin Derek

Relationship: EVP, Chief Information Officer
Address: C/O FREDERIC DORWART, LAWYERS PLLC, 124 EAST FOURTH STREET, TULSA
Signature: Tamara R. Sloan, Power of Attorney
Signature date: 19 Feb 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

BOKF transaction

Common Stock

Award

Transaction value: $0
Shares: +2,873
Change %: +18%
Price: $0.000000
Shares after: 18,787
Date: 17 Feb 2026
Ownership: Direct
Footnotes: F1

BOKF transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +1,534
Change %: +8.2%
Price: $0.000000
Shares after: 20,321
Date: 18 Feb 2026
Ownership: Direct
Footnotes: F2

BOKF transaction

Common Stock

Tax liability

Transaction value: $16,915
Shares: -127
Change %: -0.62%
Price: $133.56
Shares after: 20,195
Date: 18 Feb 2026
Ownership: Direct

BOKF transaction

Common Stock

Disposed to Issuer

Transaction value
Shares: -3,869
Change %: -19%
Price
Shares after: 16,325
Date: 18 Feb 2026
Ownership: Direct
Footnotes: F3

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

BOKF transaction Derivative

Phantom Stock

Award

Transaction value
Shares: +3,869
Change %: +53%
Price
Shares after: 11,200
Date: 18 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 3,869
Exercise price
Footnotes: F3, F4, F5

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

Represents restricted stock which vests on January 16, 2029. Shares are subject to forfeiture (i) upon termination of employment prior to vesting, and (ii) if certain performance earnings per share targets established pursuant to BOKF Executive Incentive Plan are not met.

Footnote F2

Represents upward restricted stock adjustments based upon attainment of performance goals established pursuant to the BOKF Executive Incentive Plan for restricted stock awards made in 2023.

Footnote F3

Prior to issuance, the reporting person elected to defer receipt of 3,996 shares of phantom stock (restricted stock units) issued on February 28, 2023; which such phantom stock vested on February 18, 2026. On vesting, 126.644 shares of the phantom stock were disposed of to pay the taxes on vesting. The remaining 3,869.356 shares of phantom stock remain held by the reporting person as a derivative security.

Footnote F4

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.

Footnote F5

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