FMR LLC Decreases Stake in ACNB Corp to 3.5% (Schedule 13G/A)

On April 29, 2026, FMR LLC filed a Schedule 13G/A (Amendment No. 3) with the SEC regarding its holdings in ACNB Corp (ACNB). The filing indicates that as of March 31, 2026, FMR LLC beneficially owns 363,662 shares of Common Stock, representing a 3.5% ownership stake in the company. This reflects a decrease in ownership, as the filer now holds less than 5% of the outstanding shares. FMR LLC reported sole dispositive power over all 363,662 shares and sole voting power over 363,274 shares. Abigail P. Johnson is also listed as a reporting person due to her control position within FMR LLC. The securities were acquired in the ordinary course of business and not for the purpose of changing or influencing the control of the issuer. Various subsidiaries under FMR LLC, including Fidelity Management & Research Company LLC, are involved in the beneficial ownership of these shares.