First Financial Bankshares director buys 3,245 shares

Denny's reported positions also include 107,350 shares owned by a limited partnership of which he and his spouse are beneficial owners.

Available on EDGAR 10/30/2026 - 02:23 PM EDT Accepted by SEC EDGAR 10/30/2026 - 02:22 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

First Financial Bankshares Inc. (FFIN) director Michael B. Denny reported an indirect purchase through an IRA of 3,245 common shares on October 29, 2026, at $30.76 per share; the IRA held 9,745 shares afterward. No Rule 10b5-1 plan is reported. A separate holding lists 107,350 common shares owned by a limited partnership of which Denny and his spouse are beneficial owners.

Insider Trade Summary

Net Buyer: 3,245 shares

Net Buy 1 txn

Insider Denny Michael B.

Role Director

Bought 3,245 shs ($100K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	3,245	$30.76	$100K
Holding	Common Stock F1	--	--	--

Holdings After Transaction: Common Stock — 9,745 shares (Indirect, By IRA); Common Stock — 107,350 shares (Indirect, By Limited Partnership)

Footnotes (1)

1. F1. 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.

Key Figures

Common shares purchased: 3,245 shares Purchase price: $30.76 per share IRA shares held afterward: 9,745 shares +1 more

4 metrics

Common shares purchased 3,245 shares Indirect purchase through an IRA on October 29, 2026

Purchase price $30.76 per share IRA purchase on October 29, 2026

IRA shares held afterward 9,745 shares After the reported purchase on October 29, 2026

Limited partnership shares 107,350 shares Indirect holding reported on October 29, 2026; Denny and his spouse are beneficial owners

Key Terms

IRA, limited partnership, beneficial owners, Rule 10b5-1 plan

4 terms

IRA financial

"By IRA"

An individual retirement account (IRA) is a savings account designed to help people put aside money for their retirement, often with tax advantages that encourage long-term savings. It matters to investors because it can grow over time, providing financial security later in life, and offers benefits that can reduce current taxes or allow investments to compound more effectively.

limited partnership financial

"shares owned by a limited partnership"

A limited partnership is a legal business structure with two types of partners: at least one general partner who runs the business and bears full legal responsibility, and one or more limited partners who contribute money, share profits, and have liability capped at their investment. For investors, it matters because it separates control from financial exposure — like putting money into a store without managing it — and affects how returns, risks, taxes and transferability of ownership are handled.

beneficial owners regulatory

"reporting person and his spouse are beneficial owners"

Beneficial owners are the people or entities that actually enjoy the economic benefits and control of shares or other assets, even when legal title is held by someone else such as a broker, custodian or trustee. Investors pay attention because beneficial owners hold the real voting power, receive dividends and can influence strategy and takeover outcomes — like the driver of a car who uses and maintains it while the bank holds the title — so disclosure shows who truly controls and benefits.

Rule 10b5-1 plan regulatory

"no Rule 10b5-1 plan is reported"

A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many FFIN shares did director Michael B. Denny purchase?

Michael B. Denny reported an indirect purchase through an IRA of 3,245 First Financial Bankshares common shares on October 29, 2026, at $30.76 per share; the IRA held 9,745 shares afterward. No Rule 10b5-1 plan is reported.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Denny Michael B.

(Last) (First) (Middle)

1202 ELMWOOD DR

(Street)

ABILENE TEXAS 79605

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
FIRST FINANCIAL BANKSHARES INC [ FFIN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/29/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/29/2026		P		3,245	A	$30.76	9,745	I	By IRA
Common Stock								107,350	I	By Limited Partnership(1)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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.

	Michelle S. Hickox Attorney in Fact for Michael B. Denny	10/30/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)