California BanCorp (BCAL) officer reports 465-share tax disposition transaction

Rhea-AI Filing Summary

California BanCorp reported an insider transaction by an executive serving as EVP / Chief Accounting Officer. On 12/14/2025, the executive disposed of 465 shares of California BanCorp common stock at $19.78 per share. According to the notes, these shares were disposed to satisfy the executive's tax liability resulting from the vesting of a previously granted equity award. Following this transaction, the executive directly beneficially owns 30,769 shares of California BanCorp common stock.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Yeung Joann

(Last) (First) (Middle)

C/O CALIFORNIA BANCORP

355 S. GRAND AVE STE 1200

(Street)

LOS ANGELES CA 90071

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
California BanCorp \ CA [ BCAL ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP / Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
12/14/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/14/2025		F(1)		465	D	$19.78	30,769	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Shares disposed to satisfy the Reporting Person's tax liability by the vesting of a previously granted award.

Remarks:

	Manisha Merchant, by POA for Joann Yeung	12/15/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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FAQ

What insider stock transaction did California BanCorp (BCAL) report?

California BanCorp reported that an executive disposed of 465 shares of its common stock on 12/14/2025 at a price of $19.78 per share.

Who is the reporting person in this California BanCorp (BCAL) Form 4 and what is their role?

The reporting person is Joann Yeung, who is identified as an Officer of California BanCorp with the title EVP / Chief Accounting Officer.

How many California BanCorp (BCAL) shares did the executive dispose of and at what price?

The executive disposed of 465 shares of California BanCorp common stock at a price of $19.78 per share.

How many California BanCorp (BCAL) shares does the executive own after the transaction?

After the reported transaction, the executive directly beneficially owns 30,769 shares of California BanCorp common stock.

Why were the California BanCorp (BCAL) shares disposed of in this Form 4?

The explanation states that the shares were disposed to satisfy the reporting person's tax liability arising from the vesting of a previously granted award.

Is the California BanCorp (BCAL) insider ownership reported as direct or indirect?

The Form 4 indicates that the 30,769 shares held after the transaction are owned in a direct (D) capacity.