Thaxton Kirk W

SEC source: 0000950170-24-136449 · ownership.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,801

SEC source: 0000950170-24-099149 · ownership.xml · derivative · entry 4

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,795

Underlying: Common Stock · 1,368 shares

Expires not disclosed

F2 · derivative.exercise_price: In connection with the vesting on August 16, 2024, of 1,368 restricted stock units previously granted to Mr. Thaxton, Mr. Thaxton's receipt of 1,368 shares of common stock was deferred resulting in Mr. Thaxton's receipt instead of 1,368 shares of deferred stock units into the First Financial Bankshares, Inc. Supplemental Executive Retirement Plan, as amended and restated effective July 26, 2022 (the "SERP"). Mr. Thaxton is therefore reporting the disposition of 1,368 restricted stock units in exchange for an equal number of shares of deferred stock units under the SERP, which are payable upon Mr. Thaxton's termination of employment.

F2 · price: In connection with the vesting on August 16, 2024, of 1,368 restricted stock units previously granted to Mr. Thaxton, Mr. Thaxton's receipt of 1,368 shares of common stock was deferred resulting in Mr. Thaxton's receipt instead of 1,368 shares of deferred stock units into the First Financial Bankshares, Inc. Supplemental Executive Retirement Plan, as amended and restated effective July 26, 2022 (the "SERP"). Mr. Thaxton is therefore reporting the disposition of 1,368 restricted stock units in exchange for an equal number of shares of deferred stock units under the SERP, which are payable upon Mr. Thaxton's termination of employment.

F2 · derivative.exercise_date: In connection with the vesting on August 16, 2024, of 1,368 restricted stock units previously granted to Mr. Thaxton, Mr. Thaxton's receipt of 1,368 shares of common stock was deferred resulting in Mr. Thaxton's receipt instead of 1,368 shares of deferred stock units into the First Financial Bankshares, Inc. Supplemental Executive Retirement Plan, as amended and restated effective July 26, 2022 (the "SERP"). Mr. Thaxton is therefore reporting the disposition of 1,368 restricted stock units in exchange for an equal number of shares of deferred stock units under the SERP, which are payable upon Mr. Thaxton's termination of employment.

F2 · derivative.expiration_date: In connection with the vesting on August 16, 2024, of 1,368 restricted stock units previously granted to Mr. Thaxton, Mr. Thaxton's receipt of 1,368 shares of common stock was deferred resulting in Mr. Thaxton's receipt instead of 1,368 shares of deferred stock units into the First Financial Bankshares, Inc. Supplemental Executive Retirement Plan, as amended and restated effective July 26, 2022 (the "SERP"). Mr. Thaxton is therefore reporting the disposition of 1,368 restricted stock units in exchange for an equal number of shares of deferred stock units under the SERP, which are payable upon Mr. Thaxton's termination of employment.

SEC source: 0000950170-24-099149 · ownership.xml · nonDerivative · entry 2

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,646

F2 · shares: In connection with the vesting on August 16, 2024, of 1,368 restricted stock units previously granted to Mr. Thaxton, Mr. Thaxton's receipt of 1,368 shares of common stock was deferred resulting in Mr. Thaxton's receipt instead of 1,368 shares of deferred stock units into the First Financial Bankshares, Inc. Supplemental Executive Retirement Plan, as amended and restated effective July 26, 2022 (the "SERP"). Mr. Thaxton is therefore reporting the disposition of 1,368 restricted stock units in exchange for an equal number of shares of deferred stock units under the SERP, which are payable upon Mr. Thaxton's termination of employment.

F2 · price: In connection with the vesting on August 16, 2024, of 1,368 restricted stock units previously granted to Mr. Thaxton, Mr. Thaxton's receipt of 1,368 shares of common stock was deferred resulting in Mr. Thaxton's receipt instead of 1,368 shares of deferred stock units into the First Financial Bankshares, Inc. Supplemental Executive Retirement Plan, as amended and restated effective July 26, 2022 (the "SERP"). Mr. Thaxton is therefore reporting the disposition of 1,368 restricted stock units in exchange for an equal number of shares of deferred stock units under the SERP, which are payable upon Mr. Thaxton's termination of employment.

SEC source: 0000950170-24-099149 · ownership.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,014

F1 · shares: The reporting person elected, in accordance with the Registrant's 2021 Omnibus Stock and Incentive Plan, to exercise his right to have the Registrant withhold 98 shares of the Registrant's common stock to pay income taxes related to vesting of previously granted restricted stock units.

SEC source: 0000950170-24-097425 · ownership.xml · derivative · entry 3

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,368

Underlying: Common Stock · 8,368 shares

Expires 2034-08-14

F2 · derivative.exercise_date: The options vest 33.33% after one year from the grant date, 66.66% after the second year, and 100% after the third year.

SEC source: 0000950170-24-097425 · ownership.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,112

F1 · shares: Reflects grant of restricted stock units (RSUs) which vest in three approximately equal installments on each of the three anniversaries of the grant date.

SEC source: 0000950170-24-089824 · ownership.xml · derivative · entry 4

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires 2025-10-27

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000950170-24-089824 · ownership.xml · nonDerivative · entry 2

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,688

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000950170-24-089824 · ownership.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,688

SEC source: 0001209191-24-005544 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 94,788

SEC source: 0001209191-24-004982 · doc4.xml · nonDerivative · entry 2

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,438

F2 · shares: The reporting person elected, in accordance with the Registrant's 2021 Omnibus Stock and Incentive Plan, to exercise his right to have the Registrant withhold 286 shares of the Registrant's common stock to pay income taxes related to vesting of previously granted performance stock units.

SEC source: 0001209191-24-004982 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,724

F1 · shares: Represents shares of common stock issued upon the vesting of outstanding performance stock units that were subject to performance criteria other than the issuer's stock price.

F1 · price: Represents shares of common stock issued upon the vesting of outstanding performance stock units that were subject to performance criteria other than the issuer's stock price.

SEC source: 0001209191-23-057852 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 95,526

SEC source: 0001209191-23-056909 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,126

SEC source: 0001209191-23-053955 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,126

F1 · shares: The reporting person elected, in accordance with the Registrant's 2015 Restricted Stock Plan, to exercise his right to have the Registrant withhold 203 shares of the Registrant's common stock to pay income taxes related to vesting of previously granted restricted stock.

SEC source: 0001209191-23-053456 · doc4.xml · derivative · entry 3

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,000 shares

Expires 2023-10-22

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-23-053456 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,329

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-23-046587 · doc4.xml · derivative · entry 6

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 427

Underlying: Common Stock · 427 shares

Expires not disclosed

F3 · derivative.exercise_price: In connection with the vesting on August 16, 2023, of 427 restricted stock units previously granted to Mr. Thaxton on August 16, 2022, Mr. Thaxton's receipt of 427 shares of common stock was deferred resulting in Mr. Thaxton's receipt instead of 427 shares of deferred stock units into the First Financial Bankshares, Inc. Supplemental Executive Retirement Plan, as amended and restated effective July 26, 2022 (the "SERP"). Mr. Thaxton is therefore reporting the disposition of 427 restricted stock units in exchange for an equal number of shares of deferred stock units under the SERP, which are payable upon Mr. Thaxton's termination of employment.

F3 · price: In connection with the vesting on August 16, 2023, of 427 restricted stock units previously granted to Mr. Thaxton on August 16, 2022, Mr. Thaxton's receipt of 427 shares of common stock was deferred resulting in Mr. Thaxton's receipt instead of 427 shares of deferred stock units into the First Financial Bankshares, Inc. Supplemental Executive Retirement Plan, as amended and restated effective July 26, 2022 (the "SERP"). Mr. Thaxton is therefore reporting the disposition of 427 restricted stock units in exchange for an equal number of shares of deferred stock units under the SERP, which are payable upon Mr. Thaxton's termination of employment.

F3 · derivative.exercise_date: In connection with the vesting on August 16, 2023, of 427 restricted stock units previously granted to Mr. Thaxton on August 16, 2022, Mr. Thaxton's receipt of 427 shares of common stock was deferred resulting in Mr. Thaxton's receipt instead of 427 shares of deferred stock units into the First Financial Bankshares, Inc. Supplemental Executive Retirement Plan, as amended and restated effective July 26, 2022 (the "SERP"). Mr. Thaxton is therefore reporting the disposition of 427 restricted stock units in exchange for an equal number of shares of deferred stock units under the SERP, which are payable upon Mr. Thaxton's termination of employment.

F3 · derivative.expiration_date: In connection with the vesting on August 16, 2023, of 427 restricted stock units previously granted to Mr. Thaxton on August 16, 2022, Mr. Thaxton's receipt of 427 shares of common stock was deferred resulting in Mr. Thaxton's receipt instead of 427 shares of deferred stock units into the First Financial Bankshares, Inc. Supplemental Executive Retirement Plan, as amended and restated effective July 26, 2022 (the "SERP"). Mr. Thaxton is therefore reporting the disposition of 427 restricted stock units in exchange for an equal number of shares of deferred stock units under the SERP, which are payable upon Mr. Thaxton's termination of employment.

SEC source: 0001209191-23-046587 · doc4.xml · derivative · entry 5

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,923

Underlying: Common Stock · 9,923 shares

Expires 2033-08-16

F4 · derivative.exercise_date: The options vest 33.33% after one year from the grant date, 66.66% after the second year, and 100% after the third year.

SEC source: 0001209191-23-046587 · doc4.xml · nonDerivative · entry 3

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,329

F3 · shares: In connection with the vesting on August 16, 2023, of 427 restricted stock units previously granted to Mr. Thaxton on August 16, 2022, Mr. Thaxton's receipt of 427 shares of common stock was deferred resulting in Mr. Thaxton's receipt instead of 427 shares of deferred stock units into the First Financial Bankshares, Inc. Supplemental Executive Retirement Plan, as amended and restated effective July 26, 2022 (the "SERP"). Mr. Thaxton is therefore reporting the disposition of 427 restricted stock units in exchange for an equal number of shares of deferred stock units under the SERP, which are payable upon Mr. Thaxton's termination of employment.

F3 · price: In connection with the vesting on August 16, 2023, of 427 restricted stock units previously granted to Mr. Thaxton on August 16, 2022, Mr. Thaxton's receipt of 427 shares of common stock was deferred resulting in Mr. Thaxton's receipt instead of 427 shares of deferred stock units into the First Financial Bankshares, Inc. Supplemental Executive Retirement Plan, as amended and restated effective July 26, 2022 (the "SERP"). Mr. Thaxton is therefore reporting the disposition of 427 restricted stock units in exchange for an equal number of shares of deferred stock units under the SERP, which are payable upon Mr. Thaxton's termination of employment.

SEC source: 0001209191-23-046587 · doc4.xml · nonDerivative · entry 2

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,756

F2 · shares: Reflects grant of restricted stock units (RSUs) which vest in three approximately equal installments on each of the three anniversaries of the grant date.

SEC source: 0001209191-23-046587 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,934

F1 · shares: The reporting person elected, in accordance with the Registrant's 2021 Omnibus Stock and Incentive Plan, to exercise his right to have the Registrant withhold 98 shares of the Registrant's common stock to pay income taxes related to vesting of previously granted restricted stock units.

SEC source: 0001209191-23-004996 · doc4.xml · derivative · entry 3

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,000

Underlying: Common Stock · 5,000 shares

Expires 2023-10-22

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-23-004996 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 90,032

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-22-060057 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 85,032

SEC source: 0001209191-22-055621 · doc4.xml · nonDerivative · entry 2

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 85,867

F1 · shares: The reporting person elected, in accordance with the Registrant's 2015 Restricted Stock Plan, to exercise his right to have the Registrant withhold 374 shares of the Registrant's common stock to pay income taxes related to vesting of previously granted restricted stock.

SEC source: 0001209191-22-055621 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 86,069

F1 · shares: The reporting person elected, in accordance with the Registrant's 2015 Restricted Stock Plan, to exercise his right to have the Registrant withhold 374 shares of the Registrant's common stock to pay income taxes related to vesting of previously granted restricted stock.

SEC source: 0001209191-22-049864 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 86,241

SEC source: 0001209191-22-046671 · doc4.xml · derivative · entry 4

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,253

Underlying: Common Stock · 5,253 shares

Expires 2032-08-16

F3 · derivative.exercise_date: The options vest 20% after one year from the grant date, 40% after the second year, 60% after the third year, 80% after the fourth year and 100% after the fifth year.

SEC source: 0001209191-22-046671 · doc4.xml · nonDerivative · entry 2

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 86,265

F2 · shares: Reflects grant of restricted stock units (RSUs) which vest in three approximately equal installments on each of the three anniversaries of the grant date.

SEC source: 0001209191-22-046671 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,985

F1 · shares: The reporting person elected, in accordance with the Registrant's 2021 Omnibus Stock and Incentive Plan, to exercise his right to have the Registrant withhold 98 shares of the Registrant's common stock to pay income taxes related to vesting of previously granted restricted stock units.

SEC source: 0001209191-22-007683 · doc4.xml · derivative · entry 3

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires 2023-10-22

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-22-007683 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,578

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-21-062615 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,578

SEC source: 0001209191-21-062046 · doc4.xml · nonDerivative · entry 2

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,078

SEC source: 0001209191-21-062046 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,378

F1 · shares: The reporting person elected, in accordance with the Registrant's 2015 Restricted Stock Plan, to exercise his right to have the Registrant withhold 595 shares of the Registrant's common stock to pay income taxes related to vesting of previously granted restricted stock.

SEC source: 0001209191-21-052192 · doc4.xml · derivative · entry 3

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,516

Underlying: Common Stock · 4,516 shares

Expires 2031-08-16

F2 · derivative.exercise_date: The options vest 20% after one year from the grant date, 40% after the second year, 60% after the third year, 80% after the fourth year and 100% after the fifth year.

SEC source: 0001209191-21-052192 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,973

F1 · shares: Reflects grant of restricted stock units (RSUs) which vest in three approximately equal installments on each of the three anniversaries of the grant date.

SEC source: 0001209191-21-018093 · doc4.xml · derivative · entry 3

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,300 shares

Expires 2021-10-25

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-21-018093 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 74,774

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-21-008704 · doc4.xml · derivative · entry 3

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,300

Underlying: Common Stock · 3,200 shares

Expires 2021-10-25

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-21-008704 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,474

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-20-057661 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,274

SEC source: 0001209191-20-056098 · doc4.xml · nonDerivative · entry 2

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,779

F2 · shares: The reporting person elected, in accordance with the Registrant's 2015 Restricted Stock Plan, to exercise his right to have the Registrant withhold 656 shares of the Registrant's common stock to pay income taxes related to vesting of previously granted restricted stock.

SEC source: 0001209191-20-056098 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,435

F1 · shares: On October 27,2020, First Financial Bankshares, Inc. granted the reporting person restricted stock totaling 2,488 shares. The restricted stock vests 33 1/3% at the end of one year, 66 2/3% at the end of two years, and 100% at the end of three years.

SEC source: 0001209191-20-008246 · doc4.xml · derivative · entry 3

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,500

Underlying: Common Stock · 7,500 shares

Expires 2021-10-25

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-20-008246 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 65,947

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-19-060227 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,447

SEC source: 0001209191-19-054086 · doc4.xml · nonDerivative · entry 1

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,647

SEC source: 0001209191-19-053826 · doc4.xml · nonDerivative · entry 2

Thaxton Kirk W · CIK 0001657071 · Trust Company CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,077

F3 · shares: The reporting person elected, in accordance with the Registrant's 2015 Restricted Stock Plan, to exercise his right to have the Registrant withhold 829 shares of the Registrant's common stock to pay income taxes related to vesting of previously granted restricted stock.

F2 · balance_after: Amounts have been adjusted for the two-for-one stock split effective June 3, 2019.