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 September 30, 2025:
Common equity Tier 1 capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	2,089,260	12.999	%	$	723,277	4.500	%	N/A		N/A		$	1,125,097	7.000	%
Customers Bank	$	2,121,804	13.222	%	$	722,164	4.500	%	$	1,043,125	6.500	%	$	1,123,365	7.000	%
Tier 1 capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	2,171,461	13.510	%	$	964,369	6.000	%	N/A		N/A		$	1,366,189	8.500	%
Customers Bank	$	2,121,804	13.222	%	$	962,885	6.000	%	$	1,283,846	8.000	%	$	1,364,087	8.500	%
Total capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	2,466,429	15.345	%	$	1,285,825	8.000	%	N/A		N/A		$	1,687,646	10.500	%
Customers Bank	$	2,343,688	14.604	%	$	1,283,846	8.000	%	$	1,604,808	10.000	%	$	1,685,048	10.500	%
Tier 1 capital (to average assets)
Customers Bancorp, Inc.	$	2,171,461	9.034	%	$	961,444	4.000	%	N/A		N/A		$	961,444	4.000	%
Customers Bank	$	2,121,804	8.835	%	$	960,668	4.000	%	$	1,200,835	5.000	%	$	960,668	4.000	%
As of December 31, 2024:
Common equity Tier 1 capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	1,803,601	12.087	%	$	671,841	4.500	%	N/A		N/A		$	1,044,526	7.000	%
Customers Bank	$	1,930,951	12.955	%	$	670,719	4.500	%	$	968,817	6.500	%	$	1,043,341	7.000	%
Tier 1 capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	1,941,394	13.011	%	$	895,308	6.000	%	N/A		N/A		$	1,268,353	8.500	%
Customers Bank	$	1,930,951	12.955	%	$	894,292	6.000	%	$	1,192,390	8.000	%	$	1,266,914	8.500	%
Total capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	2,219,984	14.878	%	$	1,193,744	8.000	%	N/A		N/A		$	1,566,789	10.500	%
Customers Bank	$	2,136,594	14.335	%	$	1,192,390	8.000	%	$	1,490,487	10.000	%	$	1,565,012	10.500	%
Tier 1 capital (to average assets)
Customers Bancorp, Inc.	$	1,941,394	8.694	%	$	893,254	4.000	%	N/A		N/A		$	893,254	4.000	%
Customers Bank	$	1,930,951	8.652	%	$	892,755	4.000	%	$	1,115,944	5.000	%	$	892,755	4.000	%