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, 2024:
Common equity Tier 1 capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	1,695,246	12.622	%	$	604,410	4.500	%	N/A		N/A		$	940,193	7.000	%
Customers Bank	$	1,898,686	14.155	%	$	603,597	4.500	%	$	871,863	6.500	%	$	938,929	7.000	%
Tier 1 capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	1,833,039	13.648	%	$	805,880	6.000	%	N/A		N/A		$	1,141,663	8.500	%
Customers Bank	$	1,898,686	14.155	%	$	804,797	6.000	%	$	1,073,062	8.000	%	$	1,140,128	8.500	%
Total capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	2,129,343	15.854	%	$	1,074,506	8.000	%	N/A		N/A		$	1,410,290	10.500	%
Customers Bank	$	2,122,179	15.822	%	$	1,073,062	8.000	%	$	1,341,328	10.000	%	$	1,408,394	10.500	%
Tier 1 capital (to average assets)
Customers Bancorp, Inc.	$	1,833,039	8.512	%	$	861,350	4.000	%	N/A		N/A		$	861,350	4.000	%
Customers Bank	$	1,898,686	8.824	%	$	860,686	4.000	%	$	1,075,857	5.000	%	$	860,686	4.000	%
As of December 31, 2023:
Common equity Tier 1 capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	1,661,149	12.230	%	$	611,200	4.500	%	N/A		N/A		$	950,755	7.000	%
Customers Bank	$	1,868,360	13.773	%	$	610,453	4.500	%	$	881,765	6.500	%	$	949,594	7.000	%
Tier 1 capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	1,798,942	13.245	%	$	814,933	6.000	%	N/A		N/A		$	1,154,489	8.500	%
Customers Bank	$	1,868,360	13.773	%	$	813,937	6.000	%	$	1,085,250	8.000	%	$	1,153,078	8.500	%
Total capital (to risk-weighted assets)
Customers Bancorp, Inc.	$	2,076,550	15.289	%	$	1,086,578	8.000	%	N/A		N/A		$	1,426,133	10.500	%
Customers Bank	$	2,073,202	15.283	%	$	1,085,250	8.000	%	$	1,356,562	10.000	%	$	1,424,390	10.500	%
Tier 1 capital (to average assets)
Customers Bancorp, Inc.	$	1,798,942	8.375	%	$	859,189	4.000	%	N/A		N/A		$	859,189	4.000	%
Customers Bank	$	1,868,360	8.708	%	$	858,225	4.000	%	$	1,072,782	5.000	%	$	858,225	4.000	%