Timothy Michael Brown - 14 Aug 2026 Form 4 Insider Report for FIRST FINANCIAL BANKSHARES INC (FFIN)

Reporting relationship: EVP/Chief Information Officer
Issuer ticker: FFIN
Reported as of: 14 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 18 Aug 2026, 14:17:08 UTC
Prior SEC filing: 05 Dec 2025
Source filing: View source filing
Reporting owner signature: By: Michelle S. Hickox Attorney in Fact for Timothy Michael Brown

Key filing fact

Timothy Michael Brown filed Form 4 for FIRST FINANCIAL BANKSHARES INC (FFIN) on 18 Aug 2026.

Key facts

This page summarizes Timothy Michael Brown's Form 4 filing for FIRST FINANCIAL BANKSHARES INC (FFIN).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 18 Aug 2026, 14:17.

Change

Previous filing in this sequence was filed on 05 Dec 2025.
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 0002099363 Primary reporting owner

Brown Timothy Michael

Relationship: EVP/Chief Information Officer
Address: 400 PINE STREET, ABILENE
Signature: By: Michelle S. Hickox Attorney in Fact for Timothy Michael Brown
Signature date: 18 Aug 2026

Reported non-derivative transactions

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

FFIN transaction

Common Stock

Award

Transaction value
Shares: +1,814
Change %
Price: $0.000000^*
Shares after: 1,814
Date: 14 Aug 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

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

FFIN transaction Derivative

Employee Stock Option, Right to Buy

Award

Transaction value
Shares: +3,368
Change %
Price: $35.28^*
Shares after: 3,368
Date: 14 Aug 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 3,368
Exercise price: $35.28
Footnotes: F2

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Reflects grant of restricted stock units (RSUs) which vest in three approximately equal installments on each of the three anniversaries of the grant date.

Footnote F2

The options vest 33.33% after one year from the grant date, 66.66% after the second year, and 100% after the third year.