ACNB

SEC source: 0000715579-25-000093 · wk-form4_1750176743.xml · nonDerivative · entry 1

Lott James J · CIK 0001399227 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,979.2182

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000092 · wk-form4_1750176732.xml · nonDerivative · entry 1

Polli John M. · CIK 0002055170 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,083.2009

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000091 · wk-form4_1750176721.xml · nonDerivative · entry 1

Seibel Donald Arthur Jr · CIK 0001710898 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,708.7975

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000090 · wk-form4_1750176710.xml · nonDerivative · entry 1

Chaney Kimberly S · CIK 0001800429 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,122.4574

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000089 · wk-form4_1750176699.xml · nonDerivative · entry 1

Kelley Scott L · CIK 0001549663 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,852.9458

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000088 · wk-form4_1750176688.xml · nonDerivative · entry 1

Carson Elizabeth F. · CIK 0002055139 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,389.5787

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000087 · wk-form4_1750176677.xml · nonDerivative · entry 2

ELSNER FRANK III · CIK 0001271480 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,693.4236

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000087 · wk-form4_1750176677.xml · nonDerivative · entry 1

ELSNER FRANK III · CIK 0001271480 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,668.8802

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000085 · wk-form4_1750176655.xml · nonDerivative · entry 1

Chiaruttini Alexandra C · CIK 0001828738 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,318.8505

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000086 · wk-form4_1750176666.xml · nonDerivative · entry 1

Potts Daniel W · CIK 0001350905 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,313.2055

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000068 · wk-form4_1742404884.xml · nonDerivative · entry 1

Chiaruttini Alexandra C · CIK 0001828738 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,121.4554

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000067 · wk-form4_1742404874.xml · nonDerivative · entry 1

Stock Alan J · CIK 0001343134 · Director · Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 86,544.6626

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000065 · wk-form4_1742404854.xml · nonDerivative · entry 1

Potts Daniel W · CIK 0001350905 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,058.6482

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000066 · wk-form4_1742404864.xml · nonDerivative · entry 1

Carson Elizabeth F. · CIK 0002055139 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,196.2856

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

SEC source: 0000715579-25-000064 · wk-form4_1742404844.xml · nonDerivative · entry 1

Seibel Donald Arthur Jr · CIK 0001710898 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,471.6941

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000063 · wk-form4_1742404830.xml · nonDerivative · entry 1

Kelley Scott L · CIK 0001549663 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,654.3782

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000061 · wk-form4_1742404810.xml · nonDerivative · entry 1

Chaney Kimberly S · CIK 0001800429 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,905.5981

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000062 · wk-form4_1742404820.xml · nonDerivative · entry 1

Lott James J · CIK 0001399227 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,641.7992

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000060 · wk-form4_1742404800.xml · nonDerivative · entry 1

Herring Todd L · CIK 0001710848 · Director · Vice Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,354.2731

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000059 · wk-form4_1742404791.xml · nonDerivative · entry 1

Newell Donna M · CIK 0001549564 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,886.8659

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000058 · wk-form4_1742404781.xml · nonDerivative · entry 1

Polli John M. · CIK 0002055170 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,807.0681

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

SEC source: 0000715579-25-000056 · wk-form4_1742404330.xml · nonDerivative · entry 2

ELSNER FRANK III · CIK 0001271480 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,417.3696

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F3 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F2 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000056 · wk-form4_1742404330.xml · nonDerivative · entry 1

ELSNER FRANK III · CIK 0001271480 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,173.1024

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.

SEC source: 0000715579-25-000057 · wk-form4_1742404770.xml · nonDerivative · entry 1

Draganosky Eugene J. · CIK 0002055135 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,562.7456

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

SEC source: 0000715579-25-000042 · wk-form4_1742397930.xml · nonDerivative · entry 2

Bradley Andrew A · CIK 0001977972 · ACNB Bank SVP/Chief Risk Off.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,388.3714

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F3 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, by withholding of securities, on the first one-third (1/3) vested as of the Grant Date of March 14, 2025, in accordance with SEC Rule 16b-3.

SEC source: 0000715579-25-000042 · wk-form4_1742397930.xml · nonDerivative · entry 1

Bradley Andrew A · CIK 0001977972 · ACNB Bank SVP/Chief Risk Off.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,568.722

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: One-third (1/3) of this Variable Equity Award, granted in the form of restricted stock under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, is 100% vested as of the Grant Date of March 14, 2025, with the next one-third (1/3) 100% vested as of January 1, 2026, and the final one-third (1/3) 100% vested as of January 1, 2027.

SEC source: 0000715579-25-000041 · wk-form4_1742397920.xml · nonDerivative · entry 2

FULK BRETT D · CIK 0001224269 · ACNB Bank EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,999.9514

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F3 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, by withholding of securities, on the first one-third (1/3) vested as of the Grant Date of March 14, 2025, in accordance with SEC Rule 16b-3.

SEC source: 0000715579-25-000041 · wk-form4_1742397920.xml · nonDerivative · entry 1

FULK BRETT D · CIK 0001224269 · ACNB Bank EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,305.7222

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: One-third (1/3) of this Variable Equity Award, granted in the form of restricted stock under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, is 100% vested as of the Grant Date of March 14, 2025, with the next one-third (1/3) 100% vested as of January 1, 2026, and the final one-third (1/3) 100% vested as of January 1, 2027.

SEC source: 0000715579-25-000040 · wk-form4_1742397910.xml · nonDerivative · entry 2

Hayes Kevin J · CIK 0001972468 · SVP/Secretary & Gen. Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,716.4458

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F3 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, by withholding of securities, on the first one-third (1/3) vested as of the Grant Date of March 14, 2025, in accordance with SEC Rule 16b-3.

SEC source: 0000715579-25-000040 · wk-form4_1742397910.xml · nonDerivative · entry 1

Hayes Kevin J · CIK 0001972468 · SVP/Secretary & Gen. Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,851.1503

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: One-third (1/3) of this Variable Equity Award, granted in the form of restricted stock under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, is 100% vested as of the Grant Date of March 14, 2025, with the next one-third (1/3) 100% vested as of January 1, 2026, and the final one-third (1/3) 100% vested as of January 1, 2027.

SEC source: 0000715579-25-000039 · wk-form4_1742397899.xml · nonDerivative · entry 2

Weber Jason H · CIK 0001910158 · EVP, Treasurer & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,736.4155

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F3 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, by withholding of securities, on the first one-third (1/3) vested as of the Grant Date of March 14, 2025, in accordance with SEC Rule 16b-3.

SEC source: 0000715579-25-000039 · wk-form4_1742397899.xml · nonDerivative · entry 1

Weber Jason H · CIK 0001910158 · EVP, Treasurer & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,056.305

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: One-third (1/3) of this Variable Equity Award, granted in the form of restricted stock under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, is 100% vested as of the Grant Date of March 14, 2025, with the next one-third (1/3) 100% vested as of January 1, 2026, and the final one-third (1/3) 100% vested as of January 1, 2027.

SEC source: 0000715579-25-000038 · wk-form4_1742397889.xml · nonDerivative · entry 2

Berwager Emily E · CIK 0001972643 · ACNB Bank SVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,750.2628

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F3 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, by withholding of securities, on the first one-third (1/3) vested as of the Grant Date of March 14, 2025, in accordance with SEC Rule 16b-3.

SEC source: 0000715579-25-000038 · wk-form4_1742397889.xml · nonDerivative · entry 1

Berwager Emily E · CIK 0001972643 · ACNB Bank SVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,893.9864

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: One-third (1/3) of this Variable Equity Award, granted in the form of restricted stock under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, is 100% vested as of the Grant Date of March 14, 2025, with the next one-third (1/3) 100% vested as of January 1, 2026, and the final one-third (1/3) 100% vested as of January 1, 2027.

SEC source: 0000715579-25-000037 · wk-form4_1742397879.xml · nonDerivative · entry 2

Laub Laurie A · CIK 0001708167 · ACNB Bank EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,305.0808

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F3 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, by withholding of securities, on the first one-third (1/3) vested as of the Grant Date of March 14, 2025, in accordance with SEC Rule 16b-3.

SEC source: 0000715579-25-000037 · wk-form4_1742397879.xml · nonDerivative · entry 1

Laub Laurie A · CIK 0001708167 · ACNB Bank EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,658.7719

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: One-third (1/3) of this Variable Equity Award, granted in the form of restricted stock under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, is 100% vested as of the Grant Date of March 14, 2025, with the next one-third (1/3) 100% vested as of January 1, 2026, and the final one-third (1/3) 100% vested as of January 1, 2027.

SEC source: 0000715579-25-000036 · wk-form4_1742397869.xml · nonDerivative · entry 2

HELT JAMES · CIK 0001225042 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,953.3778

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F3 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, by withholding of securities, on the first one-third (1/3) vested as of the Grant Date of March 14, 2025, in accordance with SEC Rule 16b-3.

SEC source: 0000715579-25-000036 · wk-form4_1742397869.xml · nonDerivative · entry 1

HELT JAMES · CIK 0001225042 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,687.7863

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: One-third (1/3) of this Variable Equity Award, granted in the form of restricted stock under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, is 100% vested as of the Grant Date of March 14, 2025, with the next one-third (1/3) 100% vested as of January 1, 2026, and the final one-third (1/3) 100% vested as of January 1, 2027.

SEC source: 0000715579-25-000035 · wk-form4_1742397859.xml · nonDerivative · entry 2

Seibel Douglas A · CIK 0001708277 · ACNB Bank EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,473.9636

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F3 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, by withholding of securities, on the first one-third (1/3) vested as of the Grant Date of March 14, 2025, in accordance with SEC Rule 16b-3.

SEC source: 0000715579-25-000035 · wk-form4_1742397859.xml · nonDerivative · entry 1

Seibel Douglas A · CIK 0001708277 · ACNB Bank EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,762.5078

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: One-third (1/3) of this Variable Equity Award, granted in the form of restricted stock under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, is 100% vested as of the Grant Date of March 14, 2025, with the next one-third (1/3) 100% vested as of January 1, 2026, and the final one-third (1/3) 100% vested as of January 1, 2027.

SEC source: 0000715579-25-000015 · wk-form4_1738610398.xml · nonDerivative · entry 1

Kelley Scott L · CIK 0001549663 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,459.2412

F1 · price: Received in exchange for 1,000 shares of Traditions Bancorp, Inc., common stock in connection with the merger of Traditions Bancorp, Inc., with and into an acquisition subsidiary of ACNB Corporation (the "Merger"). On January 31, 2025, the last trading day prior to the effective date of the Merger, the closing price of Traditions Bancorp, Inc. common stock was $29.43 per share, and the closing price of ACNB Corporation common stock was $41.10 per share.

SEC source: 0000715579-25-000006 · wk-form4_1735926944.xml · nonDerivative · entry 1

Weber Jason H · CIK 0001910158 · EVP, Treasurer & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,271.5582

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, on restricted shares previously awarded on March 15, 2023 and March 15, 2024 under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, that vested on January 1, 2025, in accordance with SEC Rule 16b-3. For clarification, the executive did not sell the shares.

SEC source: 0000715579-25-000007 · wk-form4_1735926953.xml · nonDerivative · entry 1

Seibel Douglas A · CIK 0001708277 · ACNB Bank EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,370.2559

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, on restricted shares previously awarded on March 15, 2023 and March 15, 2024 under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, that vested on January 1, 2025, in accordance with SEC Rule 16b-3. For clarification, the executive did not sell the shares.

SEC source: 0000715579-25-000005 · wk-form4_1735926933.xml · nonDerivative · entry 1

FULK BRETT D · CIK 0001224269 · ACNB Bank EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,133.7873

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, on restricted shares previously awarded on March 15, 2024 under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, that vested on January 1, 2025, in accordance with SEC Rule 16b-3. For clarification, the executive did not sell the shares.

SEC source: 0000715579-25-000004 · wk-form4_1735926920.xml · nonDerivative · entry 1

Hayes Kevin J · CIK 0001972468 · SVP/Secretary & Gen. Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,403.0582

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, on restricted shares previously awarded on March 15, 2023 and March 15, 2024 under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, that vested on January 1, 2025, in accordance with SEC Rule 16b-3. For clarification, the executive did not sell the shares.

SEC source: 0000715579-25-000003 · wk-form4_1735926910.xml · nonDerivative · entry 1

Berwager Emily E · CIK 0001972643 · ACNB Bank SVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,287.4452

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, on restricted shares previously awarded on March 15, 2023 and March 15, 2024 under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, that vested on January 1, 2025, in accordance with SEC Rule 16b-3. For clarification, the executive did not sell the shares.

SEC source: 0000715579-25-000002 · wk-form4_1735926899.xml · nonDerivative · entry 1

HELT JAMES · CIK 0001225042 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,880.6228

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, on restricted shares previously awarded on March 15, 2023 and March 15, 2024 under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, that vested on January 1, 2025, in accordance with SEC Rule 16b-3. For clarification, the executive did not sell the shares.

SEC source: 0000715579-25-000001 · wk-form4_1735926888.xml · nonDerivative · entry 1

Laub Laurie A · CIK 0001708167 · ACNB Bank EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,237.3396

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, on restricted shares previously awarded on March 15, 2023 and March 15, 2024 under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, that vested on January 1, 2025, in accordance with SEC Rule 16b-3. For clarification, the executive did not sell the shares.

SEC source: 0000715579-25-000008 · wk-form4a_1736185877.xml · nonDerivative · entry 1

Weber Jason H · CIK 0001910158 · EVP, Treasurer & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,648.3395

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability, on restricted shares previously awarded on March 15, 2023 and March 15, 2024 under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, that vested on January 1, 2025, in accordance with SEC Rule 16b-3. For clarification, the executive did not sell the shares.

F3 · shares: Due to an administrative error, the previously reported number of shares in this Code F Transaction on January 3, 2025, was incorrectly stated to be 1,246.1942. This amended Form 4 reflects the accurate number of shares involved in the transaction.

F3 · balance_after: Due to an administrative error, the previously reported number of shares in this Code F Transaction on January 3, 2025, was incorrectly stated to be 1,246.1942. This amended Form 4 reflects the accurate number of shares involved in the transaction.

SEC source: 0000715579-24-000134 · wk-form4_1734541054.xml · nonDerivative · entry 1

Chiaruttini Alexandra C · CIK 0001828738 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,927.3488

F1 · deemedExecutionDate: The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).

F2 · shares: The shares represent stock received as compensation for service as a director pursuant to a director compensation plan.

F3 · balance_after: This amount includes shares of common stock purchased for the same transaction date through the automatic reinvestment of dividends under the ACNB Corporation Dividend Reinvestment and Stock Purchase Plan, which are exempt from the reporting requirements of Section 16 of the Securities Exchange Act of 1934.