ACNB Director James J. Lott Receives 182 Shares as Director Compensation

This Form 4 filing reports that James J. Lott, a director of ACNB Corporation, received 182.2686 shares of ACNB common stock as compensation for his service as a director. The transaction occurred on June 15, 2026, with shares acquired at $56.51 per share. The shares were received pursuant to the company's director compensation plan. Following this transaction, Lott's total holdings in ACNB Corporation increased to 19,179.6398 shares. The filing includes footnotes clarifying that the execution date was determined according to SEC Rule 16a-3(g), that the shares represent director compensation, and that the total includes shares purchased through dividend reinvestment under the company's Dividend Reinvestment and Stock Purchase Plan. The filing was signed on June 17, 2026, by Kevin J. Hayes under a power of attorney for James J. Lott.