Form 3 Filing for Gregory W. Buckley - ADX

This filing reports initial beneficial ownership of securities by Gregory W. Buckley, Executive Vice President of ADAMS DIVERSIFIED EQUITY FUND, INC. (ADX). The filing indicates direct ownership of 19,609.585 shares of Common Stock. Additionally, it reports indirect ownership of 7,128.781 shares of Common Stock held through the Issuer's Thrift Plan Trust. The reporting owner is identified as Gregory W. Buckley, with a mailing address in Baltimore, MD. The signature date for this filing is July 24, 2026, based on information from July 16, 2026.