144 0001756987 XXXXXXXX LIVE 0000007789 ASSOCIATED BANC-CORP 001-31343 433 MAIN STREET GREEN BAY WI 54301 920-491-7500 DeWitt Angie Officer Common Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

3971 108036.02 165848030 08/29/2025 NYSE Common 01/02/2018 Restricted Stock Vesting Issuer N 126 01/02/2018 Compensation Common 01/16/2018 ESPP Purchase Issuer N 9 01/16/2018 Cash Common 01/27/2018 Restricted Stock Vesting Issuer N 169 01/27/2018 Compensation Common 02/08/2018 Restricted Stock Vesting Issuer N 463 02/08/2018 Compensation Common 02/15/2018 ESPP Purchase Issuer N 9 02/15/2018 Cash Common 03/13/2018 Dividend Reinvestment Issuer N 27 03/13/2018 Cash Common 03/15/2018 ESPP Purchase Issuer N 10 03/15/2018 Cash Common 04/16/2018 ESPP Purchase Issuer N 10 04/16/2018 Cash Common 05/15/2018 ESPP Purchase Issuer N 10 05/15/2018 Cash Common 06/13/2018 Dividend Reinvestment Issuer N 26 06/13/2018 Cash Common 06/15/2018 ESPP Purchase Issuer N 9 06/15/2018 Cash Common 07/16/2018 ESPP Purchase Issuer N 9 07/16/2018 Cash Common 08/15/2018 ESPP Purchase Issuer N 10 08/15/2018 Cash Common 09/13/2018 Dividend Reinvestment Issuer N 27 09/13/2018 Cash Common 09/17/2018 ESPP Purchase Issuer N 10 09/17/2018 Cash Common 10/15/2018 ESPP Purchase Issuer N 10 10/15/2018 Cash Common 11/15/2018 ESPP Purchase Issuer N 13 11/15/2018 Cash Common 12/13/2018 Dividend Reinvestment Issuer N 40 12/13/2018 Cash Common 12/17/2018 ESPP Purchase Issuer N 19 12/17/2018 Cash Common 12/15/2021 ESPP Purchase Issuer N 1 12/15/2021 Cash Common 01/18/2022 ESPP Purchase Issuer N 23 01/18/2022 Cash Common 01/25/2022 Restricted Stock Vesting Issuer N 977 01/25/2022 Compensation Common 02/08/2022 Restricted Stock Vesting Issuer N 1191 02/08/2022 Compensation Common 02/15/2022 ESPP Purchase Issuer N 22 02/15/2022 Cash Common 03/11/2022 Dividend Reinvestment Issuer N 101 03/11/2022 Cash Common 03/15/2022 ESPP Purchase Issuer N 26 03/15/2022 Cash Common 04/14/2022 ESPP Purchase Issuer N 28 04/14/2022 Cash Common 05/16/2022 ESPP Purchase Issuer N 31 05/16/2022 Cash Common 06/13/2022 Dividend Reinvestment Issuer N 127 06/13/2022 Cash Common 06/15/2022 ESPP Purchase Issuer N 32 06/15/2022 Cash Common 07/15/2022 ESPP Purchase Issuer N 34 07/15/2022 Cash Common 08/15/2022 ESPP Purchase Issuer N 29 08/15/2022 Cash Common 09/13/2022 Dividend Reinvestment Issuer N 119 09/13/2022 Cash Common 09/15/2022 ESPP Purchase Issuer N 29 09/15/2022 Cash Common 10/17/2022 ESPP Purchase Issuer N 28 10/17/2022 Cash Common 11/15/2022 ESPP Purchase Issuer N 25 11/15/2022 Cash Common 12/13/2022 Dividend Reinvestment Issuer N 114 12/13/2022 Cash Common 12/15/2022 ESPP Purchase Issuer N 28 12/15/2022 Cash Y 08/29/2025 /s/ Bradley Camilo, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Angie M. Dewitt