Form 4 Filing for ACNB Corporation Common Stock

This Form 4 filing details a transaction by Seibel Donald Arthur Jr., a director at ACNB Corporation. On August 7, 2026, Mr. Seibel disposed of 1,500 shares of ACNB Corporation Common stock at a price of $64.35 per share. Following this transaction, his direct ownership stands at 5,312.4081 shares. Additionally, he holds 12,919.624 shares indirectly through a trust. The filing was signed by Kevin J. Hayes as Power of Attorney for Mr. Seibel.