Castle Creek updates 4.7% California BanCorp (BCAL) ownership in amended 13G

Rhea-AI Filing Summary

California BanCorp received an amended Schedule 13G from investment entities affiliated with Castle Creek Capital reporting their ownership of its common stock. Castle Creek Capital Partners VI, LP and Castle Creek Capital VI LLC report beneficial ownership of 1,522,105 shares, representing 4.7% of the common stock as of 12/31/2025.

The filing states these shares are subject to shared voting and dispositive power, with no sole voting or dispositive authority reported. The investors also indicate they now own 5 percent or less of the class, reflecting their current stake in California BanCorp.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

California BanCorp \ CA

(Name of Issuer)

Common Stock, no par value

(Title of Class of Securities)

84252A106

(CUSIP Number)

12/31/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 84252A106

1

Names of Reporting Persons

Castle Creek Capital Partners VI, LP

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,522,105.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,522,105.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,522,105.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

4.7 %

12

Type of Reporting Person (See Instructions)

PN

SCHEDULE 13G

CUSIP No. 84252A106

1

Names of Reporting Persons

Castle Creek Capital VI LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,522,105.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,522,105.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,522,105.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

4.7 %

12

Type of Reporting Person (See Instructions)

HC, OO

SCHEDULE 13G

Item 1.
(a)	Name of issuer: California BanCorp \ CA
(b)	Address of issuer's principal executive offices: 12265 El Camino Real, Suite 210 San Diego, CA, 92130
Item 2.
(a)	Name of person filing: Castle Creek Capital Partners VI, LP Castle Creek Capital VI LLC
(b)	Address or principal business office or, if none, residence: 11682 El Camino Real, Suite 320 San Diego, CA 92130
(c)	Citizenship: Delaware
(d)	Title of class of securities: Common Stock, no par value
(e)	CUSIP No.: 84252A106
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 1,522,105
(b)	Percent of class: 4.7 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote:
	(ii) Shared power to vote or to direct the vote: 1,522,105
	(iii) Sole power to dispose or to direct the disposition of:
	(iv) Shared power to dispose or to direct the disposition of: 1,522,105
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.	Certifications:
	Not Applicable

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Castle Creek Capital Partners VI, LP

Signature:	/s/ John Eggemeyer
Name/Title:	John Eggemeyer, Managing Principal of Castle Creek Capital VI LLC, the general partner of the Reporting Person
Date:	02/10/2026

Castle Creek Capital VI LLC

Signature:	/s/ John Eggemeyer
Name/Title:	John Eggemeyer, Managing Principal
Date:	02/10/2026

FAQ

What stake does Castle Creek report in California BanCorp (BCAL)?

Castle Creek reports beneficial ownership of 1,522,105 shares of California BanCorp common stock, representing 4.7% of the class as of 12/31/2025. This reflects that their holdings are now at or below the 5 percent reporting threshold.

Who are the reporting persons in this California BanCorp (BCAL) Schedule 13G/A?

The reporting persons are Castle Creek Capital Partners VI, LP and Castle Creek Capital VI LLC, both organized in Delaware. They report beneficial ownership and shared voting and dispositive power over the same block of California BanCorp common shares.

What type of California BanCorp (BCAL) security is covered in this filing?

The filing covers California BanCorp common stock, no par value, identified by CUSIP 84252A106. The reported holdings of 1,522,105 shares and related percentage ownership all refer specifically to this class of common equity.

What voting and dispositive powers are reported over BCAL shares?

Castle Creek reports no sole voting or dispositive power and shared voting and dispositive power over 1,522,105 California BanCorp shares. This means decisions to vote or sell these shares are shared rather than controlled individually by the reporting person.

What does ‘Ownership of 5 percent or less’ mean for BCAL in this filing?

The filing’s Item 5 states ownership of 5 percent or less of the class, indicating Castle Creek’s stake in California BanCorp common stock is now below the 5 percent level, while still requiring disclosure of their 4.7 percent beneficial ownership position.

When is the ownership date for Castle Creek’s BCAL stake in this Schedule 13G/A?

The relevant ownership information is reported as of 12/31/2025, the date of the event requiring this amended Schedule 13G. All disclosed share and percentage figures for California BanCorp common stock are tied to that specific date.