BlackRock MuniHoldings CA Fund CCO reappointed

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. reports that Charles Park is serving as Chief Compliance Officer.

Accepted by SEC EDGAR 08/05/2026 - 06:03 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. reports that Charles Park is serving as Chief Compliance Officer. The insider report shows no securities transactions or holdings. Remarks state Park served as CCO from June 6, 2014 to June 30, 2023 and was reappointed effective August 1, 2026.

Key Terms

Chief Compliance Officer, Issuer

2 terms

Chief Compliance Officer regulatory

"The Reporting Person was reappointed as Chief Compliance Officer of the Issuer"

The chief compliance officer is the senior executive responsible for making sure a company follows laws, industry rules and its own internal policies, acting like a safety inspector for legal and ethical risks. Investors care because effective compliance reduces the chance of fines, lawsuits, operational disruption and reputational damage, so the officer’s competence and independence can materially affect future profits and risk exposure.

Issuer regulatory

"Chief Compliance Officer of the Issuer from June 6, 2014 to June 30, 2023"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What role does Charles Park hold at BlackRock MuniHoldings California Quality Fund (MUC)?

Charles Park serves as Chief Compliance Officer of BlackRock MuniHoldings California Quality Fund. He previously held this role from June 6, 2014 to June 30, 2023 and was reappointed effective August 1, 2026.

Does the Form 3 for MUC report any securities transactions or holdings for Charles Park?

The Form 3 for MUC reports no securities transactions or holdings for Charles Park. The insider data show zero buy, sell, acquisition, or disposition entries and no holding records associated with this reporting person.

What historical service does Charles Park have with BlackRock MuniHoldings California Quality Fund (MUC)?

Charles Park previously served as Chief Compliance Officer of the fund from June 6, 2014 to June 30, 2023. This history is noted in the remarks section alongside his later reappointment to the same position.

When is Charles Park’s reappointment as Chief Compliance Officer at MUC effective?

Charles Park’s reappointment as Chief Compliance Officer is effective August 1, 2026. This effective date is explicitly stated in the remarks, indicating when he resumes the compliance leadership role for the fund.

Does the MUC Form 3 indicate any Rule 10b5-1 trading plan for Charles Park?

The filing’s structured data show no transactions and do not indicate any Rule 10b5-1 trading activity. With zero reported trades, the document functions mainly as an initial position statement tied to Park’s compliance role.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Park Charles

(Last) (First) (Middle)

50 HUDSON YARDS

(Street)

NEW YORK NEW YORK 10001

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
08/01/2026

3. Issuer Name and Ticker or Trading Symbol
BLACKROCK MUNIHOLDINGS CALIFORNIA QUALITY FUND, INC. [ MUC ]

3a. Foreign Trading Symbol

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Compliance Officer

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

The Reporting Person previously served as Chief Compliance Officer of the Issuer from June 6, 2014 to June 30, 2023. The Reporting Person was reappointed as Chief Compliance Officer of the Issuer effective August 1, 2026.

No securities are beneficially owned.

	/s/ Gladys Chang as Attorney-in-Fact	08/05/2026
	** 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 5 (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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)