XML 71 R49.htm IDEA: XBRL DOCUMENT v3.25.4
Regulatory Matters (Tables)
 12 Months Ended
Dec. 31, 2025
Banking and Thrift, Other Disclosure [Abstract]  
Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations The actual capital amounts and ratios of the Corporation and its significant subsidiary are presented below. No deductions from capital were made for interest rate risk in 2025 or 2024.
 ActualFor Capital Adequacy
Purposes
To Be Well-Capitalized
Under Prompt Corrective
Action Provisions(a)
(in thousands)Amount
Ratio
Amount
Ratio
Amount
Ratio
As of December 31, 2025
Associated Banc-Corp
Total capital$4,593,079 13.08 %$2,810,054  ≥8.00 %
Tier 1 capital3,877,823 11.04 %2,107,541  ≥6.00 %
CET13,683,711 10.49 %1,580,656  ≥4.50 %
Leverage3,877,823 8.96 %1,730,902 ≥4.00 %
Associated Bank, N.A.
Total capital$4,357,088 12.43 %$2,804,726 ≥8.00 %$3,505,907 ≥10.00 %
Tier 1 capital3,687,739 10.52 %2,103,544  ≥6.00 %2,804,726 ≥8.00 %
CET13,687,739 10.52 %1,577,658  ≥4.50 %2,278,840 ≥6.50 %
Leverage3,687,739 8.53 %1,728,445 ≥4.00 %2,160,556 ≥5.00 %
As of December 31, 2024
Associated Banc-Corp
Total capital$4,282,597 12.61 %$2,716,014 ≥8.00 %
Tier 1 capital3,590,948 10.58 %2,037,010 ≥6.00 %
CET13,396,836 10.01 %1,527,758 ≥4.50 %
Leverage3,590,948 8.73 %1,644,627 ≥4.00 %
Associated Bank, N.A.
Total capital$4,078,042 12.03 %$2,710,815 ≥8.00 %$3,388,519 ≥10.00 %
Tier 1 capital3,425,721 10.11 %2,033,111 ≥6.00 %2,710,815 ≥8.00 %
CET13,425,721 10.11 %1,524,833 ≥4.50 %2,202,537 ≥6.50 %
Leverage3,425,721 8.34 %1,642,484 ≥4.00 %2,053,105 ≥5.00 %
(a) Prompt corrective action provisions are not applicable at the bank holding company level.