BlackRock MuniAssets lists Francis Mahoney as director

A new director of BLACKROCK MUNIASSETS FUND, INC. filed an initial ownership report that lists no MUA share holdings or transactions.

Available on EDGAR 09/17/2026 - 05:50 PM EDT Accepted by SEC EDGAR 09/17/2026 - 05:49 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

BLACKROCK MUNIASSETS FUND, INC. (MUA) has a new Form 3 on file in which Francis C. Mahoney is identified as a director of the fund. The filing is an initial statement of beneficial ownership but does not report any transactions or any specific holdings of MUA securities.

Key Terms

Form 3, beneficial ownership, director

3 terms

Form 3 regulatory

"The filing is an initial statement of beneficial ownership"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

beneficial ownership financial

"The filing is an initial statement of beneficial ownership"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

director regulatory

"identifies Francis C. Mahoney as a director of the fund"

FAQ

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

What does the Form 3 filed for MUA disclose about Francis C. Mahoney?

The Form 3 identifies Francis C. Mahoney as a director of BLACKROCK MUNIASSETS FUND, INC. It serves as his initial statement of beneficial ownership of the fund’s securities but does not list any specific holdings or transactions.

Are any MUA share transactions reported in this Form 3 filing?

No. The Form 3 for MUA reports no transactions in the issuer’s securities. The transaction summary shows zero buy, sell, acquire, dispose, exercise, or gift transactions.

Does the MUA Form 3 show how many shares Francis C. Mahoney owns?

No. The Form 3 is an initial ownership report but includes no holding entries, so it does not disclose any specific number of MUA shares or derivative securities owned.

What insider role is reported in the MUA Form 3?

The filing specifies that Francis C. Mahoney is a director of BLACKROCK MUNIASSETS FUND, INC. It does not identify him as an officer or ten percent owner.

Does the MUA Form 3 mention any derivative securities or options?

No. The filing’s derivative summary is empty, indicating that no options, warrants, or other derivative positions are reported in this initial statement of beneficial ownership.

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^*

Mahoney Francis C.

(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)
09/08/2026

3. Issuer Name and Ticker or Trading Symbol
BLACKROCK MUNIASSETS FUND, INC. [ MUA ]

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)

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

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:

No securities are beneficially owned.

	/s/ Gladys Chang as Attorney-in-Fact	09/17/2026
	** 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)