John K. Slay Jr. - 03 Apr 2026 Form 4 Insider Report for BANCFIRST CORP /OK/ (BANF)

Reporting relationship: Chief Credit Officer
Issuer ticker: BANF
Reported as of: 03 Apr 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 03 Apr 2026, 17:15:07 UTC
Prior SEC filing: 07 Jan 2026
Source filing: View source filing
Reporting owner signature: /s/By POA from John K. Slay, Jr.

Key filing fact

John K. Slay Jr. filed Form 4 for BANCFIRST CORP /OK/ (BANF) on 03 Apr 2026.

Key facts

This page summarizes John K. Slay Jr.'s Form 4 filing for BANCFIRST CORP /OK/ (BANF).
1 reported transaction and 2 derivative rows are listed below.
Accepted by SEC: 03 Apr 2026, 17:15.

Change

Previous filing in this sequence was filed on 07 Jan 2026.
Current net transaction value: $0.

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 0001809163 Primary reporting owner

Slay John K JR

Relationship: Chief Credit Officer
Address: 100 N. BROADWAY AVE., OKLAHOMA CITY
Signature: /s/By POA from John K. Slay, Jr.
Signature date: 03 Apr 2026

Reported non-derivative transactions

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

BANF transaction

Common Stock

Discretionary transaction in accordance with Rule 16b-3(f) resulting in acquisition or disposition of issuer securities

Transaction value
Shares: +68
Change %: +1.5%
Price: $0.000000^*
Shares after: 4,659
Date: 03 Apr 2026
Ownership: ESOP

BANF holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 1,921
Date: 03 Apr 2026
Ownership: SEP-IRA

Reported derivative securities

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

BANF holding Derivative

Option (right to buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 25,000
Date: 03 Apr 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 25,000
Exercise price: $75.71

BANF holding Derivative

Restricted Stock Unit

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 2,500
Date: 03 Apr 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 2,500
Exercise price: $0.000000
Footnotes: F1, F2, F3

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

No exercise price for this type of award

Footnote F2

No exercisable date for this type of award

Footnote F3

No expiration date for this type of award

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