ACNB Corp Director Daniel W. Potts Retires from Board, Ceases Section 16 Reporting Obligations

This Form 4 filing reports that Daniel W. Potts, a director of ACNB Corporation, retired from the board of directors on May 5, 2026, and consequently is no longer subject to Section 16 reporting requirements. The filing is voluntary and indicates that Potts ceased to be a director due to retirement. Following his departure, Potts continues to hold 10,044.1174 shares of ACNB Corporation Common stock. The filing was signed by Kevin J. Hayes as power of attorney for Daniel W. Potts on May 26, 2026. The document confirms that Potts is no longer subject to the reporting obligations under Section 16 of the Securities Exchange Act of 1934 following his retirement from the board.