What new phantom share award did the MUA portfolio manager receive?

On January 30, 2026, the portfolio manager received 180.6685 phantom shares valued at $11.07 per unit. These phantom shares are payable in cash upon vesting, which occurs in equal installments on each of the first three anniversaries of the award date.

How do prior phantom share grants affect this MUA Form 4 filing?

The filing references phantom share grants made on January 31, 2023, 2024, and 2025. Portions of those earlier awards vested on January 30, 2026, were converted into common stock via code “M” transactions, and are linked to the reported stock sale activity that same day.

MUA portfolio manager reports phantom share grant and stock sale in Form 4

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

BLACKROCK MUNIASSETS FUND, INC. portfolio manager Phillip Soccio reported phantom share awards, conversions, and a stock sale. On January 30, 2026, he received 180.6685 phantom shares at $11.07 per share. Each phantom share is the economic equivalent of one share of common stock and becomes payable in cash after vesting.

On the same date, previously granted phantom shares from awards made in 2023, 2024, and 2025 were converted (codes "M") into common stock in amounts of 343.7088, 279.1196, and 88.6097 shares. He then disposed of 711.4381 shares of common stock at a price of $11.07 per share, leaving 0 common shares directly owned.

Insider Trade Summary

711.438 shares exercised/converted

Mixed 6 txns

Insider Soccio Phillip

Role Insider

Type	Security	Shares	Price	Value
Grant/Award	Phantom Shares	180.669	$11.07	$2K
Exercise	Phantom Shares	343.709	$0.00	--
Exercise	Phantom Shares	279.12	$0.00	--
Exercise	Phantom Shares	88.61	$0.00	--
Exercise	Common Stock	711.438	$0.00	--
Disposition	Common Stock	711.438	$11.07	$8K

Holdings After Transaction: Phantom Shares — 180.669 shares (Direct); Common Stock — 711.438 shares (Direct)

Footnotes (1)

A phantom share is the economic equivalent of one share of common stock and, subject to the applicable vesting requirements, becomes payable in cash. As previously reported on a Form 4 dated February 4, 2025, the Reporting Person was granted phantom shares on January 31, 2025 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date. As previously reported on a Form 4 dated February 2, 2024, the Reporting Person was granted phantom shares on January 31, 2024 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date. As previously reported on a Form 4 dated February 2, 2023, the Reporting Person was granted phantom shares on January 31, 2023 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date. These phantom shares vest in equal installments on each of the first three anniversaries of the award.

Form 4 Insider Transactions: What Each Field Means →

02/03/2026 - 04:59 PM

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Soccio Phillip

(Last)

(First)

(Middle)

50 HUDSON YARDS

(Street)

NEW YORK

10001

(City)

(State)

(Zip)

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

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

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

3. Date of Earliest Transaction (Month/Day/Year)
01/30/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	01/30/2026		M		711.4381	A	⁽¹⁾⁽²⁾⁽³⁾⁽⁴⁾	711.4381	D
Common Stock	01/30/2026		D		711.4381	D	$11.07⁽¹⁾⁽²⁾⁽³⁾⁽⁴⁾	0	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Phantom Shares	⁽¹⁾⁽⁵⁾	01/30/2026		A		180.6685		⁽¹⁾⁽⁵⁾	⁽¹⁾⁽⁵⁾	Common Stock	180.6685	$11.07	180.6685	D
Phantom Shares	⁽¹⁾⁽²⁾	01/30/2026		M			343.7088	⁽¹⁾⁽²⁾	⁽¹⁾⁽²⁾	Common Stock	343.7088	⁽¹⁾⁽²⁾	687.4176	D
Phantom Shares	⁽¹⁾⁽³⁾	01/30/2026		M			279.1196	⁽¹⁾⁽³⁾	⁽¹⁾⁽³⁾	Common Stock	279.1196	⁽¹⁾⁽³⁾	279.1196	D
Phantom Shares	⁽¹⁾⁽⁴⁾	01/30/2026		M			88.6097	⁽¹⁾⁽⁴⁾	⁽¹⁾⁽⁴⁾	Common Stock	88.6097	⁽¹⁾⁽⁴⁾	0.0000	D

Explanation of Responses:

1. A phantom share is the economic equivalent of one share of common stock and, subject to the applicable vesting requirements, becomes payable in cash.

2. As previously reported on a Form 4 dated February 4, 2025, the Reporting Person was granted phantom shares on January 31, 2025 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date.

3. As previously reported on a Form 4 dated February 2, 2024, the Reporting Person was granted phantom shares on January 31, 2024 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date.

4. As previously reported on a Form 4 dated February 2, 2023, the Reporting Person was granted phantom shares on January 31, 2023 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date.

5. These phantom shares vest in equal installments on each of the first three anniversaries of the award.

	/s/ Gladys Chang as Attorney-in-Fact	02/03/2026
	** 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 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.
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.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did MUA portfolio manager Phillip Soccio report?

Phillip Soccio reported multiple transactions on January 30, 2026. He received 180.6685 phantom shares, converted prior phantom share awards into common stock, and then sold 711.4381 shares of common stock at $11.07 per share, ending with no directly owned common shares.

What are phantom shares in the BLACKROCK MUNIASSETS FUND (MUA) filing?

Phantom shares in this filing are the economic equivalent of one common share and become payable in cash after vesting. They track the value of common stock but do not represent actual shares, providing cash-based, stock-linked compensation to the portfolio manager over time.

How many MUA shares did the insider sell and at what price?

The portfolio manager disposed of 711.4381 shares of BLACKROCK MUNIASSETS FUND common stock. The sale occurred at a price of $11.07 per share on January 30, 2026, and left the reporting person with zero directly owned common shares after the transaction.

Does the MUA insider still hold common stock after these transactions?

After the reported January 30, 2026 transactions, the portfolio manager shows zero common shares directly owned. The Form 4 indicates 711.4381 shares of common stock were disposed of at $11.07 per share, reducing the directly held common stock position to none.