Lon A. Biebighauser - 01 Jan 2025 Form 3 Insider Report for FIRST FINANCIAL BANKSHARES INC (FFIN)

Role: Trust Company President
Signature: Michelle S. Hickox Attorney in Fact for Lon A. Biebighauser
Issuer symbol: FFIN
Transactions as of: 01 Jan 2025
Net transactions value: $0
Form type: 3
Filing time: 03 Jan 2025, 15:00:09 UTC
Next filing: 18 Aug 2025
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	FFIN	Common Stock						9,370	01 Jan 2025	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	FFIN	Employee Stock Option, Right to Buy							01 Jan 2025	Common Stock	490	$21.18	Direct	F1
holding	FFIN	Employee Stock Option, Right to Buy							01 Jan 2025	Common Stock	3,000	$29.70	Direct	F2
holding	FFIN	Employee Stock Option, Right to Buy							01 Jan 2025	Common Stock	1,500	$48.91	Direct	F3
holding	FFIN	Employee Stock Option, Right to Buy							01 Jan 2025	Common Stock	1,500	$47.19	Direct	F4
holding	FFIN	Employee Stock Option, Right to Buy							01 Jan 2025	Common Stock	1,500	$29.53	Direct	F5
holding	FFIN	Employee Stock Option, Right to Buy							01 Jan 2025	Common Stock	1,750	$34.37	Direct	F6

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On June 12, 2017, First Financial Bankshares, Inc. granted the reporting person options to purchase shares of the Company's common stock at $21.18 per share. The options vest 20% at the end of two years, 40% at the end of three years, 60% at the end of four years, 80% at the end of five years, and 100% at the end of six years.
F2	On June 26, 2019, First Financial Bankshares, Inc. granted the reporting person options to purchase shares of the Company's common stock at $29.70 per share. The options vest 20% at the end of two years, 40% at the end of three years, 60% at the end of four years, 80% at the end of five years, and 100% at the end of six years.
F3	On August 16, 2021, First Financial Bankshares, Inc. granted the reporting person options to purchase shares of the Company's common stock at $48.91 per share. The options vest 20% at the end of one year, 40% at the end of two years, 60% at the end of three years, 80% at the end of four years, and 100% at the end of five years.
F4	On August 16, 2022, First Financial Bankshares, Inc. granted the reporting person options to purchase shares of the Company's common stock at $47.19 per share. The options vest 20% at the end of one year, 40% at the end of two years, 60% at the end of three years, 80% at the end of four years, and 100% at the end of five years.
F5	On August 16, 2023, First Financial Bankshares, Inc. granted the reporting person options to purchase shares of the Company's common stock at $29.53 per share. The options vest 33.33% at the end of one year, 66.66% at the end of two years, and 100% at the end of three years.
F6	On August 14, 2024, First Financial Bankshares, Inc. granted the reporting person options to purchase shares of the Company's common stock at $34.37 per share. The options vest 33.33% at the end of one year, 66.66% at the end of two years, and 100% at the end of three years.