144 0001240501 XXXXXXXX LIVE 0000007789 ASSOCIATED BANC-CORP 001-31343 433 MAIN STREET GREEN BAY WI 54301 920-491-7500 GERKEN R JAY Former Director Common Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

25134 710795.27 165941629 04/30/2026 NYSE Common 04/28/2026 Restricted Stock Vesting Issuer N 25134 04/28/2026 Compensation Y Jay R. Gerken and Robert J. Gerken are one and the same person. 04/30/2026 /s/ Gary Redman, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Robert J. Gerken