OBK

SEC source: 0001516912-24-000094 · wk-form4_1724171253.xml · nonDerivative · entry 2

Brolly Stephen H · CIK 0001443080 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,293

F3 · kind: Represents the number of common stock that have been withheld by the issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the restricted stock units and does not represent a sale.

F2 · balance_after: Includes 971 shares of Common Stock purchased pursuant to the Origin Bancorp, Inc. 2021 Employee Stock Purchase Plan ("ESPP"), for the purchase period of June 01, 2023 to May 31, 2024.

SEC source: 0001516912-24-000094 · wk-form4_1724171253.xml · nonDerivative · entry 1

Brolly Stephen H · CIK 0001443080 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,759

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.

F1 · price: Restricted stock units convert into common stock on a one-for-one basis.

F2 · balance_after: Includes 971 shares of Common Stock purchased pursuant to the Origin Bancorp, Inc. 2021 Employee Stock Purchase Plan ("ESPP"), for the purchase period of June 01, 2023 to May 31, 2024.

SEC source: 0001516912-24-000098 · wk-form4_1724171658.xml · derivative · entry 4

Wallace Willliam J IV · CIK 0001941034 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,678

Underlying: Common Stock · 2,226 shares

Expires not disclosed

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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F4 · derivative.exercise_date: These restricted stock units will vest ratably over five years, with a first vest date of August 18, 2023, and settle as soon as administratively possible following the applicable vesting date, but in any event within 30 days thereof.

F4 · derivative.expiration_date: These restricted stock units will vest ratably over five years, with a first vest date of August 18, 2023, and settle as soon as administratively possible following the applicable vesting date, but in any event within 30 days thereof.

F4 · balance_after: These restricted stock units will vest ratably over five years, with a first vest date of August 18, 2023, and settle as soon as administratively possible following the applicable vesting date, but in any event within 30 days thereof.

SEC source: 0001516912-24-000098 · wk-form4_1724171658.xml · nonDerivative · entry 2

Wallace Willliam J IV · CIK 0001941034 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,547

F3 · kind: Represents the number of common stock that have been withheld by the issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the restricted stock units and does not represent a sale.

F2 · balance_after: Includes 970 shares of Common Stock purchased pursuant to the Origin Bancorp, Inc. 2021 Employee Stock Purchase Plan ("ESPP"), for the purchase period of June 01, 2023 to May 31, 2024.

SEC source: 0001516912-24-000098 · wk-form4_1724171658.xml · nonDerivative · entry 1

Wallace Willliam J IV · CIK 0001941034 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,159

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.

F1 · price: Restricted stock units convert into common stock on a one-for-one basis.

F2 · balance_after: Includes 970 shares of Common Stock purchased pursuant to the Origin Bancorp, Inc. 2021 Employee Stock Purchase Plan ("ESPP"), for the purchase period of June 01, 2023 to May 31, 2024.

SEC source: 0001516912-24-000096 · wk-form4_1724171474.xml · derivative · entry 5

Sirman Lori · CIK 0001938364 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,226

Underlying: Common Stock · 2,226 shares

Expires not disclosed

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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F3 · derivative.exercise_date: Granted on February 17, 2023, with 2,226 shares vesting on each of the vesting dates of August 19, 2023, August 19, 2024, and August 19, 2025.

F3 · derivative.expiration_date: Granted on February 17, 2023, with 2,226 shares vesting on each of the vesting dates of August 19, 2023, August 19, 2024, and August 19, 2025.

F3 · balance_after: Granted on February 17, 2023, with 2,226 shares vesting on each of the vesting dates of August 19, 2023, August 19, 2024, and August 19, 2025.

SEC source: 0001516912-24-000096 · wk-form4_1724171474.xml · nonDerivative · entry 2

Sirman Lori · CIK 0001938364 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,393

F2 · kind: Represents the number of common stock that have been withheld by the issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the restricted stock units and does not represent a sale.

SEC source: 0001516912-24-000096 · wk-form4_1724171474.xml · nonDerivative · entry 1

Sirman Lori · CIK 0001938364 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,888

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.

F1 · price: Restricted stock units convert into common stock on a one-for-one basis.

SEC source: 0001516912-24-000078 · wk-form4_1716328527.xml · derivative · entry 1

Moore Preston · CIK 0001469331 · Chief Credit & Banking Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,877

Underlying: Common Stock · 2,877 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive, at settlement, one share of the issuer's common stock or cash equal to the fair value thereof (calculated pursuant to the incentive agreement), as determined by the issuer.

F2 · derivative.exercise_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · derivative.expiration_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · balance_after: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

SEC source: 0001516912-24-000070 · wk-form4_1716328122.xml · derivative · entry 1

Brolly Stephen H · CIK 0001443080 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,517

Underlying: Common Stock · 2,517 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive, at settlement, one share of the issuer's common stock or cash equal to the fair value thereof (calculated pursuant to the incentive agreement), as determined by the issuer.

F2 · derivative.exercise_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · derivative.expiration_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · balance_after: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

SEC source: 0001516912-24-000054 · wk-form4_1716327218.xml · nonDerivative · entry 1

Davison James E. Jr. · CIK 0001403412 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 671,954

F1 · kind: Represents shares of restricted stock granted to reporting person by the issuer as compensation for service as a director. The shares will vest on April 23, 2025.

SEC source: 0001516912-24-000060 · wk-form4_1716327534.xml · nonDerivative · entry 1

GOFF STACEY W · CIK 0001260767 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,276

F1 · kind: Represents shares of restricted stock granted to reporting person by the issuer as compensation for service as a director. The shares will vest on April 23, 2025.

SEC source: 0001516912-24-000046 · wk-form4_1716326787.xml · nonDerivative · entry 1

D'Agostino James Samuel Jr. · CIK 0001345810 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,441

F1 · kind: Represents shares of restricted stock granted to reporting person by the issuer as compensation for service as a director. The shares will vest on April 23, 2025.

SEC source: 0001516912-24-000042 · wk-form4_1716326456.xml · nonDerivative · entry 1

CHU DANIEL · CIK 0001383896 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,983

F1 · kind: Represents shares of restricted stock granted to reporting person by the issuer as compensation for service as a director. The shares will vest on April 23, 2025.

SEC source: 0001516912-24-000082 · wk-form4_1716328742.xml · derivative · entry 1

Wallace Willliam J IV · CIK 0001941034 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,877

Underlying: Common Stock · 2,877 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive, at settlement, one share of the issuer's common stock or cash equal to the fair value thereof (calculated pursuant to the incentive agreement), as determined by the issuer.

F2 · derivative.exercise_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · derivative.expiration_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · balance_after: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

SEC source: 0001516912-24-000080 · wk-form4_1716328643.xml · derivative · entry 1

Sirman Lori · CIK 0001938364 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,681

Underlying: Common Stock · 2,681 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive, at settlement, one share of the issuer's common stock or cash equal to the fair value thereof (calculated pursuant to the incentive agreement), as determined by the issuer.

F2 · derivative.exercise_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · derivative.expiration_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · balance_after: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

SEC source: 0001516912-24-000076 · wk-form4_1716328421.xml · derivative · entry 1

McGee Derek · CIK 0001899399 · Chief Legal Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,596

Underlying: Common Stock · 3,596 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive, at settlement, one share of the issuer's common stock or cash equal to the fair value thereof (calculated pursuant to the incentive agreement), as determined by the issuer.

F2 · derivative.exercise_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · derivative.expiration_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · balance_after: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

SEC source: 0001516912-24-000074 · wk-form4_1716328330.xml · derivative · entry 1

Hall Martin Lance · CIK 0001738157 · OBK COO, Origin Bank Pres&CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,542

Underlying: Common Stock · 4,542 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive, at settlement, one share of the issuer's common stock or cash equal to the fair value thereof (calculated pursuant to the incentive agreement), as determined by the issuer.

F2 · derivative.exercise_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · derivative.expiration_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · balance_after: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

SEC source: 0001516912-24-000072 · wk-form4_1716328215.xml · derivative · entry 1

Crotwell Jim · CIK 0001839920 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,574

Underlying: Common Stock · 2,574 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive, at settlement, one share of the issuer's common stock or cash equal to the fair value thereof (calculated pursuant to the incentive agreement), as determined by the issuer.

F2 · derivative.exercise_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · derivative.expiration_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · balance_after: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

SEC source: 0001516912-24-000068 · wk-form4_1716327998.xml · derivative · entry 1

Mills Drake · CIK 0001737362 · Director · Chairman, President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,183

Underlying: Common Stock · 15,183 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive, at settlement, one share of the issuer's common stock or cash equal to the fair value thereof (calculated pursuant to the incentive agreement), as determined by the issuer.

F2 · derivative.exercise_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · derivative.expiration_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F2 · balance_after: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

SEC source: 0001516912-24-000066 · wk-form4_1716327868.xml · nonDerivative · entry 1

Gallot Richard J. Jr. · CIK 0001773178 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,882

F1 · kind: Represents shares of restricted stock granted to reporting person by the issuer as compensation for service as a director. The shares will vest on April 23, 2025.

SEC source: 0001516912-24-000064 · wk-form4_1716327762.xml · nonDerivative · entry 1

Farr Meryl Kennedy · CIK 0001857896 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,853

F1 · kind: Represents shares of restricted stock granted to reporting person by the issuer as compensation for service as a director. The shares will vest on April 23, 2025.

SEC source: 0001516912-24-000062 · wk-form4_1716327655.xml · nonDerivative · entry 1

Taylor Steven Lewis · CIK 0001738146 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,881

F1 · kind: Represents shares of restricted stock granted to reporting person by the issuer as compensation for service as a director. The shares will vest on April 23, 2025.

SEC source: 0001516912-24-000058 · wk-form4_1716327437.xml · nonDerivative · entry 1

Jones Michael Aubrey · CIK 0001738147 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 212,706

F1 · kind: Represents shares of restricted stock granted to reporting person by the issuer as compensation for service as a director. The shares will vest on April 23, 2025.

SEC source: 0001516912-24-000050 · wk-form4_1716327017.xml · nonDerivative · entry 1

Malone Farrell J. · CIK 0001737361 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,367

F1 · kind: Represents shares of restricted stock granted to reporting person by the issuer as compensation for service as a director. The shares will vest on April 23, 2025.

SEC source: 0001516912-24-000056 · wk-form4_1716327335.xml · nonDerivative · entry 1

Dyer Jay · CIK 0001938362 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,525

F1 · kind: Represents shares of restricted stock granted to reporting person by the issuer as compensation for service as a director. The shares will vest on April 23, 2025.

SEC source: 0001516912-24-000052 · wk-form4_1716327122.xml · nonDerivative · entry 1

Luffey Gary E. · CIK 0001737357 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 158,642

F1 · kind: Represents shares of restricted stock granted to reporting person by the issuer as compensation for service as a director. The shares will vest on April 23, 2025.

SEC source: 0001516912-24-000048 · wk-form4_1716326912.xml · nonDerivative · entry 1

Solender Elizabeth E. · CIK 0001737369 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,669

F1 · kind: Represents shares of restricted stock granted to reporting person by the issuer as compensation for service as a director. The shares will vest on April 23, 2025.

SEC source: 0001516912-24-000044 · wk-form4_1716326643.xml · nonDerivative · entry 1

Edney Andrea La'Verne · CIK 0001857930 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,853

F1 · kind: Represents shares of restricted stock granted to reporting person by the issuer as compensation for service as a director. The shares will vest on April 23, 2025.

SEC source: 0001857896-26-000004 · wk-form4a_1784142730.xml · derivative · entry 11

Farr Meryl Kennedy · CIK 0001857896 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Spouse

Disclosed balance after: 1,048

Underlying: Common Stock · 525 shares

Expires not disclosed

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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F10 · derivative.exercise_date: Granted on May 19, 2023, vesting ratably over three years with the first vest date of May 20, 2024.

F10 · derivative.expiration_date: Granted on May 19, 2023, vesting ratably over three years with the first vest date of May 20, 2024.

F10 · balance_after: Granted on May 19, 2023, vesting ratably over three years with the first vest date of May 20, 2024.

F3 · ownership.nature: The reported shares are held by the reporting person's spouse and were acquired pursuant to restricted stock unit awards and employee stock purchase plan purchases granted in connection with the spouse's employment with Forth Insurance, a subsidiary of the issuer.

SEC source: 0001857896-26-000004 · wk-form4a_1784142730.xml · derivative · entry 10

Farr Meryl Kennedy · CIK 0001857896 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Spouse

Disclosed balance after: 455

Underlying: Common Stock · 455 shares

Expires not disclosed

F9 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive, at settlement, one share of the issuer's common stock or cash equal to the fair value thereof (calculated pursuant to the incentive agreement), as determined by the issuer.

F11 · derivative.exercise_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F11 · derivative.expiration_date: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F11 · balance_after: Granted on May 20, 2024, vesting ratably over three years with the first vest date of May 20, 2025.

F3 · ownership.nature: The reported shares are held by the reporting person's spouse and were acquired pursuant to restricted stock unit awards and employee stock purchase plan purchases granted in connection with the spouse's employment with Forth Insurance, a subsidiary of the issuer.

SEC source: 0001857896-26-000004 · wk-form4a_1784142730.xml · nonDerivative · entry 1

Farr Meryl Kennedy · CIK 0001857896 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Spouse

Disclosed balance after: 1,468

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.

F1 · price: Restricted stock units convert into common stock on a one-for-one basis.

F2 · balance_after: Includes 385 shares of Common Stock purchased pursuant to the Origin Bancorp, Inc. 2021 Employee Stock Purchase Plan ("ESPP"), for the purchase period of June 01, 2021 to May 31, 2022 and 558 shares of Common Stock purchased pursuant to the Origin Bancorp, Inc. 2021 ESPP, for the purchase period of June 01, 2022 to May 31, 2023.

F3 · ownership.nature: The reported shares are held by the reporting person's spouse and were acquired pursuant to restricted stock unit awards and employee stock purchase plan purchases granted in connection with the spouse's employment with Forth Insurance, a subsidiary of the issuer.

SEC source: 0001516912-24-000020 · wk-form4_1708564605.xml · derivative · entry 8

Moore Preston · CIK 0001469331 · Chief Credit & Banking Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 586

Underlying: Common Stock · 586 shares

Expires not disclosed

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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F7 · derivative.exercise_date: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

F7 · derivative.expiration_date: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

F7 · balance_after: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

SEC source: 0001516912-24-000020 · wk-form4_1708564605.xml · nonDerivative · entry 3

Moore Preston · CIK 0001469331 · Chief Credit & Banking Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,044

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.

F1 · price: Restricted stock units convert into common stock on a one-for-one basis.

F2 · balance_after: Includes 973 shares of Common Stock purchased pursuant to the Origin Bancorp, Inc. 2021 Employee Stock Purchase Plan ("ESPP"), for the purchase period of June 01, 2022 to May 31, 2023.

SEC source: 0001516912-24-000018 · wk-form4_1708564487.xml · derivative · entry 7

Brolly Stephen H · CIK 0001443080 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 586

Underlying: Common Stock · 586 shares

Expires not disclosed

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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F4 · derivative.exercise_date: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

F4 · derivative.expiration_date: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

F4 · balance_after: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

SEC source: 0001516912-24-000018 · wk-form4_1708564487.xml · nonDerivative · entry 4

Brolly Stephen H · CIK 0001443080 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,675

F2 · kind: Represents the number of common stock that have been withheld by the issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the restricted stock units and does not represent a sale.

SEC source: 0001516912-24-000018 · wk-form4_1708564487.xml · nonDerivative · entry 3

Brolly Stephen H · CIK 0001443080 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,867

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.

F1 · price: Restricted stock units convert into common stock on a one-for-one basis.

SEC source: 0001516912-24-000022 · wk-form4_1708564721.xml · derivative · entry 8

McGee Derek · CIK 0001899399 · Chief Legal Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 837

Underlying: Common Stock · 837 shares

Expires not disclosed

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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F5 · derivative.exercise_date: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

F5 · derivative.expiration_date: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

F5 · balance_after: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

SEC source: 0001516912-24-000022 · wk-form4_1708564721.xml · derivative · entry 7

McGee Derek · CIK 0001899399 · Chief Legal Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,702

Underlying: Common Stock · 2,233 shares

Expires not disclosed

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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F4 · derivative.exercise_date: Granted on February 18, 2022, vesting ratably over five years with the first vest date of February 18, 2023.

F4 · derivative.expiration_date: Granted on February 18, 2022, vesting ratably over five years with the first vest date of February 18, 2023.

F4 · balance_after: Granted on February 18, 2022, vesting ratably over five years with the first vest date of February 18, 2023.

SEC source: 0001516912-24-000022 · wk-form4_1708564721.xml · nonDerivative · entry 3

McGee Derek · CIK 0001899399 · Chief Legal Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,112

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.

F1 · price: Restricted stock units convert into common stock on a one-for-one basis.

F2 · balance_after: Includes 973 shares of Common Stock purchased pursuant to the Origin Bancorp, Inc. 2021 Employee Stock Purchase Plan ("ESPP"), for the purchase period of June 01, 2022 to May 31, 2023.

SEC source: 0001516912-24-000022 · wk-form4_1708564721.xml · nonDerivative · entry 2

McGee Derek · CIK 0001899399 · Chief Legal Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,275

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.

F1 · price: Restricted stock units convert into common stock on a one-for-one basis.

F2 · balance_after: Includes 973 shares of Common Stock purchased pursuant to the Origin Bancorp, Inc. 2021 Employee Stock Purchase Plan ("ESPP"), for the purchase period of June 01, 2022 to May 31, 2023.

SEC source: 0001516912-24-000019 · wk-form4_1708564537.xml · derivative · entry 7

Hall Martin Lance · CIK 0001738157 · OBK COO, Origin Bank Pres&CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 931

Underlying: Common Stock · 931 shares

Expires not disclosed

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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F4 · derivative.exercise_date: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

F4 · derivative.expiration_date: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

F4 · balance_after: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

SEC source: 0001516912-24-000019 · wk-form4_1708564537.xml · nonDerivative · entry 4

Hall Martin Lance · CIK 0001738157 · OBK COO, Origin Bank Pres&CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,157

F2 · kind: Represents the number of common stock that have been withheld by the issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the restricted stock units and does not represent a sale.

SEC source: 0001516912-24-000019 · wk-form4_1708564537.xml · nonDerivative · entry 3

Hall Martin Lance · CIK 0001738157 · OBK COO, Origin Bank Pres&CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,462

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.

F1 · price: Restricted stock units convert into common stock on a one-for-one basis.

SEC source: 0001516912-24-000017 · wk-form4_1708564366.xml · derivative · entry 8

Crotwell Jim · CIK 0001839920 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 488

Underlying: Common Stock · 488 shares

Expires not disclosed

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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F4 · derivative.exercise_date: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

F4 · derivative.expiration_date: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

F4 · balance_after: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

SEC source: 0001516912-24-000017 · wk-form4_1708564366.xml · nonDerivative · entry 4

Crotwell Jim · CIK 0001839920 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,455

F2 · kind: Represents the number of common stock that have been withheld by the issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the restricted stock units and does not represent a sale.

SEC source: 0001516912-24-000017 · wk-form4_1708564366.xml · nonDerivative · entry 3

Crotwell Jim · CIK 0001839920 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,615

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.

F1 · price: Restricted stock units convert into common stock on a one-for-one basis.

SEC source: 0001516912-24-000016 · wk-form4_1708564274.xml · derivative · entry 8

Mills Drake · CIK 0001737362 · Director · Chairman, President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,556

Underlying: Common Stock · 1,556 shares

Expires not disclosed

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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F4 · derivative.exercise_date: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

F4 · derivative.expiration_date: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

F4 · balance_after: Granted on February 18, 2022, vesting ratably over three years with the first vest date of February 18, 2023.

SEC source: 0001516912-24-000016 · wk-form4_1708564274.xml · nonDerivative · entry 4

Mills Drake · CIK 0001737362 · Director · Chairman, President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 138,836

F2 · kind: Represents the number of common stock that have been withheld by the issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the restricted stock units and does not represent a sale.

SEC source: 0001516912-24-000016 · wk-form4_1708564274.xml · nonDerivative · entry 3

Mills Drake · CIK 0001737362 · Director · Chairman, President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 139,346

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.

F1 · price: Restricted stock units convert into common stock on a one-for-one basis.