Form 4 Filing for ASSOCIATED BANC-CORP

This Form 4 filing details a transaction by Owen J. Sullivan, a director at ASSOCIATED BANC-CORP. On March 16, 2026, Mr. Sullivan acquired 44 shares of Common Stock with a par value of $0.01 at a price of $24.59 per share. Following this transaction, Mr. Sullivan now owns 10,047 shares. The transaction code used is "A", indicating an acquisition. The filing also references a footnote related to dividend equivalent units, which are payable in shares of common stock upon vesting.