Form 4 Filing for AUBURN NATIONAL BANCORPORATION, INC.

This filing details transactions made by David E. Housel, a director at AUBURN NATIONAL BANCORPORATION, INC. (AUBN). On July 2, 2026, Mr. Housel acquired 37 shares of common stock, par value $0.1, at a price of $26.90 per share, bringing his total post-transaction shares to 9301. Additionally, on the same date, he acquired another 16 shares of the same stock at $26.01 per share, resulting in a total of 9317 shares owned after this transaction. These transactions are marked as direct ownership and were executed under a Dividend Reinvestment Plan/Open Market Purchase (DRIP/OCP).