Michael B. Denny - 18 Aug 2026 Form 4 Insider Report for FIRST FINANCIAL BANKSHARES INC (FFIN)

Reporting relationship: Director
Issuer ticker: FFIN
Reported as of: 18 Aug 2026
Net transaction value: +$103,980
SEC form: 4
Accepted by SEC: 20 Aug 2026, 11:09:50 UTC
Prior SEC filing: 30 Apr 2026
Source filing: View source filing
Reporting owner signature: Michelle S. Hickox Attorney in Fact for Michael B. Denny

Key filing fact

Michael B. Denny filed Form 4 for FIRST FINANCIAL BANKSHARES INC (FFIN) on 20 Aug 2026.

Key facts

This page summarizes Michael B. Denny's Form 4 filing for FIRST FINANCIAL BANKSHARES INC (FFIN).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 20 Aug 2026, 11:09.

Change

Previous filing in this sequence was filed on 30 Apr 2026.
Current net transaction value: +$103,980.

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 0001774246 Primary reporting owner

Denny Michael B.

Relationship: Director
Address: 1202 ELMWOOD DR, ABILENE
Signature: Michelle S. Hickox Attorney in Fact for Michael B. Denny
Signature date: 20 Aug 2026

Reported non-derivative transactions

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

FFIN transaction

Common Stock

Purchase

Transaction value: $103,980
Shares: +3,000
Change %: +86%
Price: $34.66
Shares after: 6,500
Date: 18 Aug 2026
Ownership: By IRA
Footnotes: F1

FFIN holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 107,350
Date: 18 Aug 2026
Ownership: By Limited Partnership
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

The reporting person executed a trade order through a broker-dealer which resulted in multiple same day, same way open market purchases, with prices ranging from $34.65 to $34.67 per share, inclusive. The reporting person has reported these purchases on an aggregate basis using the weighted average price for the transactions. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

Footnote F2

This indirect ownership represents shares owned by a limited partnership of which the reporting person and his spouse are beneficial owners of the common stock owned by the limited partnership.