Generally, to comply with the regulatory definition of adequately capitalized, or well capitalized, respectively, or to comply with the Basel III capital requirements, an institution must at least maintain the common equity Tier 1, Tier 1 and total risk-based capital ratios and the Tier 1 leverage ratio in excess of the related minimum ratios as set forth in the following table:


					Minimum Capital Levels to be Classified as:
	Actual				Adequately Capitalized				Well Capitalized				Basel III Compliant
(dollars in thousands)	Amount		Ratio		Amount		Ratio		Amount		Ratio		Amount		Ratio
As of March 31, 2026:
Common equity Tier 1 capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	2,193,602	12.893	%	$	765,633	4.500	%	N/A		N/A		$	1,190,985	7.000	%
Customers Bank	$	2,341,612	13.784	%	$	764,460	4.500	%	$	1,104,220	6.500	%	$	1,189,160	7.000	%
Tier 1 capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	2,193,602	12.893	%	$	1,020,844	6.000	%	N/A		N/A		$	1,446,196	8.500	%
Customers Bank	$	2,341,612	13.784	%	$	1,019,280	6.000	%	$	1,359,040	8.000	%	$	1,443,980	8.500	%
Total capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	2,532,424	14.884	%	$	1,361,126	8.000	%	N/A		N/A		$	1,786,478	10.500	%
Customers Bank	$	2,508,820	14.768	%	$	1,359,040	8.000	%	$	1,698,800	10.000	%	$	1,783,740	10.500	%
Tier 1 capital (to average assets)
Customers Bancorp, Inc.	$	2,193,602	8.768	%	$	1,000,743	4.000	%	N/A		N/A		$	1,000,743	4.000	%
Customers Bank	$	2,341,612	9.367	%	$	999,964	4.000	%	$	1,249,955	5.000	%	$	999,964	4.000	%
As of December 31, 2025:
Common equity Tier 1 capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	2,164,010	12.992	%	$	749,547	4.500	%	N/A		N/A		$	1,165,962	7.000	%
Customers Bank	$	2,203,933	13.252	%	$	748,412	4.500	%	$	1,081,040	6.500	%	$	1,164,197	7.000	%
Tier 1 capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	2,164,010	12.992	%	$	999,396	6.000	%	N/A		N/A		$	1,415,811	8.500	%
Customers Bank	$	2,203,933	13.252	%	$	997,883	6.000	%	$	1,330,510	8.000	%	$	1,413,667	8.500	%
Total capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	2,563,309	15.389	%	$	1,332,528	8.000	%	N/A		N/A		$	1,748,943	10.500	%
Customers Bank	$	2,431,744	14.621	%	$	1,330,510	8.000	%	$	1,663,138	10.000	%	$	1,746,295	10.500	%
Tier 1 capital (to average assets)
Customers Bancorp, Inc.	$	2,164,010	8.724	%	$	992,221	4.000	%	N/A		N/A		$	992,221	4.000	%
Customers Bank	$	2,203,933	8.895	%	$	991,061	4.000	%	$	1,238,827	5.000	%	$	991,061	4.000	%