GARDNER STEVEN R

SEC source: 0001267342-26-000003 · wk-form4_1788902673.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,577

SEC source: 0000887343-26-000024 · wk-form4_1770156796.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · by 401(k)

Disclosed balance after: 0

F1 · shares: Shares sold to satisfy mandatory liquidation requirements of the reporting person's self-directed 401(k) plan in connection with a rollover.

SEC source: 0000887343-25-000254 · wk-form4_1756950422.xml · nonDerivative · entry 2

GARDNER STEVEN R · CIK 0001267342 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By The Gardner Family Trust

Disclosed balance after: 338,221

F1 · shares: Acquired in connection with Columbia Banking System, Inc.'s ("Columbia") acquisition of Pacific Premier Bancorp, Inc. ("Pacific Premier") on August 31, 2025. Pursuant to the merger agreement, each issued and outstanding share of Pacific Premier common stock held by the reporting person was converted into the right to receive 0.9150 of a share of Columbia common stock. All fractional share holdings were paid in cash. On August 29, 2025, the closing price of Columbia common stock was $26.77, and the closing price of Pacific Premier common stock was $24.49.

F1 · price: Acquired in connection with Columbia Banking System, Inc.'s ("Columbia") acquisition of Pacific Premier Bancorp, Inc. ("Pacific Premier") on August 31, 2025. Pursuant to the merger agreement, each issued and outstanding share of Pacific Premier common stock held by the reporting person was converted into the right to receive 0.9150 of a share of Columbia common stock. All fractional share holdings were paid in cash. On August 29, 2025, the closing price of Columbia common stock was $26.77, and the closing price of Pacific Premier common stock was $24.49.

SEC source: 0000887343-25-000254 · wk-form4_1756950422.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 245,875

F1 · shares: Acquired in connection with Columbia Banking System, Inc.'s ("Columbia") acquisition of Pacific Premier Bancorp, Inc. ("Pacific Premier") on August 31, 2025. Pursuant to the merger agreement, each issued and outstanding share of Pacific Premier common stock held by the reporting person was converted into the right to receive 0.9150 of a share of Columbia common stock. All fractional share holdings were paid in cash. On August 29, 2025, the closing price of Columbia common stock was $26.77, and the closing price of Pacific Premier common stock was $24.49.

F1 · price: Acquired in connection with Columbia Banking System, Inc.'s ("Columbia") acquisition of Pacific Premier Bancorp, Inc. ("Pacific Premier") on August 31, 2025. Pursuant to the merger agreement, each issued and outstanding share of Pacific Premier common stock held by the reporting person was converted into the right to receive 0.9150 of a share of Columbia common stock. All fractional share holdings were paid in cash. On August 29, 2025, the closing price of Columbia common stock was $26.77, and the closing price of Pacific Premier common stock was $24.49.

SEC source: 0001028918-25-000139 · wk-form4_1756931534.xml · nonDerivative · entry 2

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · By The Gardner Family Trust

Disclosed balance after: 0

F1 · price: Disposed of in connection with the Agreement and Plan of Merger (the "Merger Agreement"), dated April 23, 2025, by and among Columbia Banking System, Inc. ("Columbia"), Pacific Premier Bancorp, Inc. (the "Issuer") and Balboa Merger Sub, Inc., pursuant to which the Issuer was merged with and into Columbia on August 31, 2025 (the "Effective Time"). Pursuant to the Merger Agreement, as of the Effective Time, each share of the Issuer's common stock outstanding immediately prior to the Effective Time was converted into the right to receive 0.9150 of a share of Columbia common stock, with cash (without interest) paid in lieu of fractional shares, if applicable.

SEC source: 0001028918-25-000139 · wk-form4_1756931534.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · price: Disposed of in connection with the Agreement and Plan of Merger (the "Merger Agreement"), dated April 23, 2025, by and among Columbia Banking System, Inc. ("Columbia"), Pacific Premier Bancorp, Inc. (the "Issuer") and Balboa Merger Sub, Inc., pursuant to which the Issuer was merged with and into Columbia on August 31, 2025 (the "Effective Time"). Pursuant to the Merger Agreement, as of the Effective Time, each share of the Issuer's common stock outstanding immediately prior to the Effective Time was converted into the right to receive 0.9150 of a share of Columbia common stock, with cash (without interest) paid in lieu of fractional shares, if applicable.

SEC source: 0001028918-25-000098 · wk-form4_1756326403.xml · derivative · entry 8

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: PPBI Common Stock · 17,564 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.

F2 · derivative.exercise_price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F2 · price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F2 · derivative.exercise_date: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F5 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-25-000098 · wk-form4_1756326403.xml · derivative · entry 7

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: PPBI Common Stock · 70,438 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.

F4 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive one share of common stock. Performance metrics, terms and/or conditions to which these Restricted Stock Units were originally subject were deemed, pursuant to the Merger Agreement, to have been achieved or satisfied, as applicable, at the target levels.

F4 · derivative.exercise_date: Each Restricted Stock Unit represents the right to receive one share of common stock. Performance metrics, terms and/or conditions to which these Restricted Stock Units were originally subject were deemed, pursuant to the Merger Agreement, to have been achieved or satisfied, as applicable, at the target levels.

F5 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-25-000098 · wk-form4_1756326403.xml · derivative · entry 6

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: PPBI Common Stock · 60,814 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.

F4 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive one share of common stock. Performance metrics, terms and/or conditions to which these Restricted Stock Units were originally subject were deemed, pursuant to the Merger Agreement, to have been achieved or satisfied, as applicable, at the target levels.

F4 · derivative.exercise_date: Each Restricted Stock Unit represents the right to receive one share of common stock. Performance metrics, terms and/or conditions to which these Restricted Stock Units were originally subject were deemed, pursuant to the Merger Agreement, to have been achieved or satisfied, as applicable, at the target levels.

F5 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-25-000098 · wk-form4_1756326403.xml · derivative · entry 5

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: PPBI Common Stock · 70,253 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.

F4 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive one share of common stock. Performance metrics, terms and/or conditions to which these Restricted Stock Units were originally subject were deemed, pursuant to the Merger Agreement, to have been achieved or satisfied, as applicable, at the target levels.

F4 · derivative.exercise_date: Each Restricted Stock Unit represents the right to receive one share of common stock. Performance metrics, terms and/or conditions to which these Restricted Stock Units were originally subject were deemed, pursuant to the Merger Agreement, to have been achieved or satisfied, as applicable, at the target levels.

F5 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-25-000098 · wk-form4_1756326403.xml · nonDerivative · entry 3

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 268,716

F3 · shares: Reflects payment of tax liability by withholding shares of stock incident to accelerated vesting of restricted stock, restricted stock units and dividend equivalent rights previously issued. The accelerated vesting and the release of stock was in connection with the Merger Agreement.

SEC source: 0001028918-25-000098 · wk-form4_1756326403.xml · nonDerivative · entry 2

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 425,179

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.

F2 · price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

SEC source: 0001028918-25-000098 · wk-form4_1756326403.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 407,615

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 · shares: Represents the acquisition of 201,505 shares of common stock underlying Restricted Stock Units that were accelerated and fully vested in connection with the Agreement and Plan of Merger (the "Merger Agreement"), dated as of April 23, 2025, by and among Columbia Banking System, Inc. ("Columbia"), Pacific Premier Bancorp, Inc. (the "Issuer") and Balboa Merger Sub, Inc., pursuant to which the Issuer plans to merge with and into Columbia on or about September 1, 2025.

F1 · price: Represents the acquisition of 201,505 shares of common stock underlying Restricted Stock Units that were accelerated and fully vested in connection with the Agreement and Plan of Merger (the "Merger Agreement"), dated as of April 23, 2025, by and among Columbia Banking System, Inc. ("Columbia"), Pacific Premier Bancorp, Inc. (the "Issuer") and Balboa Merger Sub, Inc., pursuant to which the Issuer plans to merge with and into Columbia on or about September 1, 2025.

SEC source: 0001028918-25-000052 · wk-form4_1742336541.xml · derivative · entry 8

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: PPBI Common Stock · 2,374 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.

F4 · derivative.exercise_price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F4 · price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F4 · derivative.exercise_date: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F8 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-25-000052 · wk-form4_1742336541.xml · derivative · entry 7

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: PPBI Common Stock · 58,218 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.

F9 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F3 · shares: On March 15, 2022, Reporting Person was granted Restricted Stock Units which convert into common stock on a one-for-one basis, the vesting of which was conditioned upon the achievement of certain performance goals. On March 15, 2025, actual performance against goals for the applicable performance period was determined and the Reporting Person was awarded 15,526 shares of common stock

F9 · derivative.exercise_date: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F8 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-25-000052 · wk-form4_1742336541.xml · derivative · entry 6

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,438

Underlying: PPBI Common Stock · 70,438 shares

Expires not disclosed

F7 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 50% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period.

F7 · derivative.exercise_date: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 50% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period.

F8 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-25-000052 · wk-form4_1742336541.xml · nonDerivative · entry 4

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 206,110

F5 · shares: Represents shares withheld to cover the tax liability incident to the vesting of Restricted Stock Units, Restricted Stock Awards and dividend equivalent rights.

F6 · balance_after: Includes 134,398 shares of restricted stock subject to a vesting schedule set forth in the restricted stock grant and subject to forfeiture upon the occurrence of certain events specified in the restricted stock grant.

SEC source: 0001028918-25-000052 · wk-form4_1742336541.xml · nonDerivative · entry 3

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 241,894

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.

F4 · price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

SEC source: 0001028918-25-000052 · wk-form4_1742336541.xml · nonDerivative · entry 2

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 239,520

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.

F3 · shares: On March 15, 2022, Reporting Person was granted Restricted Stock Units which convert into common stock on a one-for-one basis, the vesting of which was conditioned upon the achievement of certain performance goals. On March 15, 2025, actual performance against goals for the applicable performance period was determined and the Reporting Person was awarded 15,526 shares of common stock

F3 · price: On March 15, 2022, Reporting Person was granted Restricted Stock Units which convert into common stock on a one-for-one basis, the vesting of which was conditioned upon the achievement of certain performance goals. On March 15, 2025, actual performance against goals for the applicable performance period was determined and the Reporting Person was awarded 15,526 shares of common stock

SEC source: 0001028918-25-000052 · wk-form4_1742336541.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 223,994

F1 · shares: Restricted Stock with an evenly distributed 3-year vesting schedule.

F2 · balance_after: Reflects an adjustment to the total number of shares previously reported by the reporting person after a reconciliation of such person's ownership records. Previously, the aggregate beneficial ownership in column 5 of Table I was inadvertently overreported by 438 shares. Additionally, shares held by the Gardner Family Trust were previously inadvertently reported as directly beneficially owned by the reporting person and are now reported as indirectly beneficially owned.

SEC source: 0001028918-24-000032 · wk-form4_1710890259.xml · derivative · entry 7

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: PPBI Common Stock · 3,956 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.

F3 · derivative.exercise_price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F3 · price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F3 · derivative.exercise_date: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F7 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-24-000032 · wk-form4_1710890259.xml · derivative · entry 6

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: PPBI Common Stock · 47,067 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.

F6 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F2 · shares: On March 15, 2021, Reporting Person was granted Restricted Stock Units which convert into common stock on a one-for-one basis, the vesting of which was conditioned upon the achievement of certain performance goals. On March 15, 2024, actual performance against goals for the applicable performance period was determined and the Reporting Person was awarded 30,474 shares of common stock.

F6 · derivative.exercise_date: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F7 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-24-000032 · wk-form4_1710890259.xml · derivative · entry 5

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,814

Underlying: PPBI Common Stock · 60,814 shares

Expires not disclosed

F6 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F6 · derivative.exercise_date: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F7 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-24-000032 · wk-form4_1710890259.xml · nonDerivative · entry 4

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 523,635

F4 · shares: Represents shares withheld to cover the tax liability incident to the vesting of Restricted Stock Units, Restricted Stock Awards and dividend equivalent rights.

F5 · balance_after: Includes 127,056 shares of restricted stock subject to a vesting schedule set forth in the restricted stock grant and subject to forfeiture upon the occurrence of certain events specified in the restricted stock grant.

SEC source: 0001028918-24-000032 · wk-form4_1710890259.xml · nonDerivative · entry 3

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 564,529

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.

F3 · price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

SEC source: 0001028918-24-000032 · wk-form4_1710890259.xml · nonDerivative · entry 2

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 560,573

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.

F2 · shares: On March 15, 2021, Reporting Person was granted Restricted Stock Units which convert into common stock on a one-for-one basis, the vesting of which was conditioned upon the achievement of certain performance goals. On March 15, 2024, actual performance against goals for the applicable performance period was determined and the Reporting Person was awarded 30,474 shares of common stock.

F2 · price: On March 15, 2021, Reporting Person was granted Restricted Stock Units which convert into common stock on a one-for-one basis, the vesting of which was conditioned upon the achievement of certain performance goals. On March 15, 2024, actual performance against goals for the applicable performance period was determined and the Reporting Person was awarded 30,474 shares of common stock.

SEC source: 0001028918-24-000032 · wk-form4_1710890259.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 530,099

F1 · shares: Restricted Stock with an evenly distributed 3-year vesting schedule.

SEC source: 0001028918-23-000078 · wf-form4_168064793441679.xml · derivative · entry 5

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: PPBI Common Stock · 10,806 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.

F2 · derivative.exercise_price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F2 · price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F2 · derivative.exercise_date: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F6 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-23-000078 · wf-form4_168064793441679.xml · derivative · entry 4

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: PPBI Common Stock · 92,887 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.

F5 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F1 · shares: On March 31, 2020, reporting person was granted Restricted Stock Units which convert into common stock on a one-for-one basis, the vesting of which was conditioned upon the achievement of certain performance goals. On March 31, 2023, actual performance against goals for the applicable performance period was determined and the Reporting Person was awarded 96,307 shares of common stock.

F5 · derivative.exercise_date: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F6 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-23-000078 · wf-form4_168064793441679.xml · nonDerivative · entry 3

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 469,285

F3 · shares: Represents shares withheld to cover the tax liability incident to the vesting of Restricted Stock Units, Restricted Stock Awards and dividend equivalent rights.

F4 · balance_after: Includes 124,754 shares of restricted stock subject to a vesting schedule set forth in the restricted stock grant and subject to forfeiture upon the occurrence of certain events specified in the restricted stock grant.

SEC source: 0001028918-23-000078 · wf-form4_168064793441679.xml · nonDerivative · entry 2

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 530,440

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.

F2 · price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

SEC source: 0001028918-23-000078 · wf-form4_168064793441679.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 519,634

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 · shares: On March 31, 2020, reporting person was granted Restricted Stock Units which convert into common stock on a one-for-one basis, the vesting of which was conditioned upon the achievement of certain performance goals. On March 31, 2023, actual performance against goals for the applicable performance period was determined and the Reporting Person was awarded 96,307 shares of common stock.

F1 · price: On March 31, 2020, reporting person was granted Restricted Stock Units which convert into common stock on a one-for-one basis, the vesting of which was conditioned upon the achievement of certain performance goals. On March 31, 2023, actual performance against goals for the applicable performance period was determined and the Reporting Person was awarded 96,307 shares of common stock.

SEC source: 0001028918-23-000044 · wf-form4_167909703670233.xml · derivative · entry 3

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,253

Underlying: PPBI Common Stock · 70,253 shares

Expires not disclosed

F4 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F4 · derivative.exercise_date: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F5 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-23-000044 · wf-form4_167909703670233.xml · nonDerivative · entry 2

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 423,327

F3 · shares: Represents shares withheld to cover the tax liability incident to the vesting of Restricted Stock Awards.

F2 · balance_after: Includes 155,717 shares of restricted stock subject to a vesting schedule set forth in the restricted stock grant and subject to forfeiture upon the occurrence of certain events specified in the restricted stock grant.

SEC source: 0001028918-23-000044 · wf-form4_167909703670233.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 438,735

F1 · shares: Restricted Stock with an evenly distributed 3-year vesting schedule.

F2 · balance_after: Includes 155,717 shares of restricted stock subject to a vesting schedule set forth in the restricted stock grant and subject to forfeiture upon the occurrence of certain events specified in the restricted stock grant.

SEC source: 0001028918-22-000171 · wf-form4_167167086175612.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 368,482

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.33 to $31.77, inclusive.

F2 · balance_after: Includes 120,559 shares of restricted stock subject to a vesting schedule set forth in the restricted stock grant and subject to forfeiture upon the occurrence of certain events specified in the restricted stock grant.

SEC source: 0001028918-22-000105 · wf-form4_164885181942010.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 471,120

F1 · shares: Represents shares withheld to cover the tax liability incident to the vesting of Restricted Stock Awards.

F2 · balance_after: Includes 120,559 shares of restricted stock subject to a vesting schedule set forth in the restricted stock grant and subject to forfeiture upon the occurrence of certain events specified in the restricted stock grant.

SEC source: 0001028918-22-000086 · wf-form4_164756537910121.xml · derivative · entry 7

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: PPBI Common Stock · 8,638 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.

F3 · derivative.exercise_price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F3 · price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F3 · derivative.exercise_date: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F7 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-22-000086 · wf-form4_164756537910121.xml · derivative · entry 6

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: PPBI Common Stock · 54,439 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.

F6 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F2 · shares: On February 28, 2019, Reporting Person was granted Restricted Stock Units which convert into common stock on a one-for-one basis, the vesting of which was conditioned upon the achievement of certain performance goals. On March 15, 2022, actual performance against goals for the applicable performance period was determined and the Reporting Person was awarded 83,245 shares of common stock.

F6 · derivative.exercise_date: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F7 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-22-000086 · wf-form4_164756537910121.xml · derivative · entry 5

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,218

Underlying: PPBI Common Stock · 58,218 shares

Expires not disclosed

F6 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F6 · derivative.exercise_date: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest, if at all, following the third anniversary of the date of grant upon confirmation of achievement of certain predetermined performance goals over a 3-year performance period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of the targeted amount. 50% vesting will be based on the Company's 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the performance period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the performance period.

F7 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-22-000086 · wf-form4_164756537910121.xml · nonDerivative · entry 4

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 484,874

F4 · shares: Represents shares withheld to cover the tax liability incident to the vesting of Restricted Stock Units, Restricted Stock Awards and dividend equivalent rights.

F5 · balance_after: Includes 151,521 shares of restricted stock subject to a vesting schedule set forth in the restricted stock grant and subject to forfeiture upon the occurrence of certain events specified in the restricted stock grant.

SEC source: 0001028918-22-000086 · wf-form4_164756537910121.xml · nonDerivative · entry 3

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 535,288

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.

F3 · price: Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

SEC source: 0001028918-22-000086 · wf-form4_164756537910121.xml · nonDerivative · entry 2

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 526,650

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.

F2 · shares: On February 28, 2019, Reporting Person was granted Restricted Stock Units which convert into common stock on a one-for-one basis, the vesting of which was conditioned upon the achievement of certain performance goals. On March 15, 2022, actual performance against goals for the applicable performance period was determined and the Reporting Person was awarded 83,245 shares of common stock.

F2 · price: On February 28, 2019, Reporting Person was granted Restricted Stock Units which convert into common stock on a one-for-one basis, the vesting of which was conditioned upon the achievement of certain performance goals. On March 15, 2022, actual performance against goals for the applicable performance period was determined and the Reporting Person was awarded 83,245 shares of common stock.

SEC source: 0001028918-22-000086 · wf-form4_164756537910121.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 443,405

F1 · shares: Restricted Stock with an evenly distributed 3-year vesting schedule.

SEC source: 0001028918-22-000030 · wf-form4_164626692241544.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 385,187

F1 · shares: Represents shares withheld to cover the tax liability incident to the vesting of Restricted Stock Awards.

F2 · balance_after: Includes 108,992 shares of restricted stock subject to a vesting schedule set forth in the restricted stock grant and subject to forfeiture upon the occurrence of certain events specified in the restricted stock grant.

SEC source: 0001028918-21-000115 · wf-form4_161739603063276.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 393,834

F1 · shares: Represents shares withheld to cover the tax liability incident to the vesting of Restricted Stock Awards.

F2 · balance_after: Includes 127,139 shares of restricted stock subject to a vesting schedule set forth in the restricted stock grant and subject to forfeiture upon the occurrence of certain events specified in the restricted stock grant.

SEC source: 0001028918-21-000077 · wf-form4_161602032189052.xml · derivative · entry 3

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,067

Underlying: PPBI Common Stock · 47,067 shares

Expires not disclosed

F4 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest upon achievement of certain predetermined performance goals and assuming continued employment through the vesting period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of such targeted amount. The Restricted Stock Units will vest, if at all, on March 15, 2024. 50% vesting will be tied entirely to performance, measured by a 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the Performance Period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the Performance Period.

F4 · derivative.exercise_date: Each Restricted Stock Unit represents the right to receive one share of common stock. The amount reported reflects the targeted number of Restricted Stock Units that may vest upon achievement of certain predetermined performance goals and assuming continued employment through the vesting period. Depending on the actual performance achieved, the reporting person may receive between 0% and 200% of such targeted amount. The Restricted Stock Units will vest, if at all, on March 15, 2024. 50% vesting will be tied entirely to performance, measured by a 3-year average relative total shareholder return percentile range compared to the Keefe, Bruyette & Woods, Inc. Regional Banking Index ("KRX"). 25% vesting will be based on the Company's average ROAA percentile performance as compared to KRX companies over the Performance Period. 25% vesting will be based on the Company's average ROATCE percentile performance as compared to the KRX companies over the Performance Period.

F5 · derivative.expiration_date: Not applicable.

SEC source: 0001028918-21-000077 · wf-form4_161602032189052.xml · nonDerivative · entry 2

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 407,750

F2 · shares: Restricted Stock with an evenly distributed 3-year vesting schedule.

F3 · balance_after: Includes 158,101 shares of restricted stock subject to a vesting schedule set forth in the restricted stock grant and subject to forfeiture upon the occurrence of certain events specified in the restricted stock grant.

SEC source: 0001028918-21-000077 · wf-form4_161602032189052.xml · nonDerivative · entry 1

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 360,683

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.10 to $45.78, inclusive.

SEC source: 0001028918-21-000043 · wf-form4_161473698083009.xml · derivative · entry 5

GARDNER STEVEN R · CIK 0001267342 · Director · Chairman, President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: PPBI Common Stock · 1,938 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.

F3 · derivative.exercise_price: Each dividend equivalent right is the economic equivalent of one share of common stock.

F3 · price: Each dividend equivalent right is the economic equivalent of one share of common stock.

F8 · derivative.exercise_date: Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units.

F7 · derivative.expiration_date: Not applicable.