ACNB Corp. Insider Trading Activity

This filing details insider trading activity for ACNB Corp. involving Brett D. Fulk, an EVP at ACNB Bank. On March 13, 2026, Fulk acquired 3,239.2934 shares of ACNB Corporation Common stock at a price of $46.42 per share, with a portion of these shares (one-third) vested on the grant date. Additionally, 315.1838 shares were disposed of on the same date. These disposed shares were withheld by the issuer and/or its subsidiary ACNB Bank for the payment of tax liabilities through the withholding of securities, in accordance with SEC Rule 16b-1. It is clarified that the executive did not sell these shares. The post-transaction shares owned by Fulk are reported as 4,286.8121 and 3,971.6283 respectively, following these transactions. The transactions were executed on March 13, 2026, with deemed execution dates of March 16, 2026, as determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).