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REGULATORY MATTERS (Tables)

3 Months Ended

Mar. 31, 2025

Broker-Dealer, Net Capital Requirement, SEC Regulation [Abstract]

Schedule of Capital Amounts and Ratios

The following table also sets forth the Company’s actual capital amounts and ratios:

															Amount of Capital Required
															To be												To be Well-
															Adequately												Capitalized under
			Actual												Capitalized												PCA Provisions
(dollars in thousands)			Amount						Ratio						Amount						Ratio						Amount						Ratio
As of March 31, 2025:
California BanCorp:
Total Capital (to Risk-Weighted Assets)			$	514,076					14.53		%				$	283,126					8.0		%				N/A						N/A
Tier 1 Capital (to Risk-Weighted Assets)			403,726						11.41		%				212,345						6.0		%				N/A						N/A
CET1 Capital (to Risk-Weighted Assets)			403,726						11.41		%				159,258						4.5		%				N/A						N/A
Tier 1 Capital (to Average Assets)			403,726						10.44		%				154,745						4.0		%				N/A						N/A
California Bank of Commerce, N.A.:
Total Capital (to Risk-Weighted Assets)			$	510,028					14.42		%				$	282,949					8.0		%				$	353,686					10.0		%
Tier 1 Capital (to Risk-Weighted Assets)			469,986						13.29		%				212,212						6.0		%				282,949						8.0		%
CET1 Capital (to Risk-Weighted Assets)			469,986						13.29		%				159,159						4.5		%				229,896						6.5		%
Tier 1 Capital (to Average Assets)			469,986						12.15		%				154,698						4.0		%				193,372						5.0		%
As of December 31, 2024:
California BanCorp:
Total Capital (to Risk-Weighted Assets)			$	496,912					13.67		%				$	290,897					8.0		%				N/A						N/A
Tier 1 Capital (to Risk-Weighted Assets)			$	385,354					10.60		%				$	218,173					6.0		%				N/A						N/A
CET1 Capital (to Risk-Weighted Assets)			$	385,354					10.60		%				$	163,630					4.5		%				N/A						N/A
Tier 1 Capital (to Average Assets)			$	385,354					9.53		%				$	161,710					4.0		%				N/A						N/A
California Bank of Commerce, N.A.:
Total Capital (to Risk-Weighted Assets)			$	492,433					13.55		%				$	290,753					8.0		%				$	363,441					10.0		%
Tier 1 Capital (to Risk-Weighted Assets)			450,600						12.40		%				218,065						6.0		%				290,753						8.0		%
CET1 Capital (to Risk-Weighted Assets)			450,600						12.40		%				163,548						4.5		%				236,237						6.5		%
Tier 1 Capital (to Average Assets)			450,600						11.15		%				161,689						4.0		%				202,111						5.0		%

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- References

No definition available.

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- Definition

Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477270/942-505-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477270/942-505-50-1B

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