SEC FORM 4

SEC FORM 4 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^*

OCONNOR WALTER

(Last)

(First)

(Middle)

50 HUDSON YARDS

(Street)

NEW YORK

10001

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
BLACKROCK MUNIYIELD QUALITY FUND, INC. [ MQY ]

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)
02/23/2026

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)

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⁾	02/23/2026		J⁽²⁾		365.84		⁽¹⁾⁽²⁾	⁽¹⁾⁽²⁾	Common Stock	365.84	$11.74⁽²⁾	365.84	D
Phantom Shares	⁽¹⁾	02/23/2026		J⁽³⁾		530.41		⁽¹⁾⁽³⁾	⁽¹⁾⁽³⁾	Common Stock	530.41	$11.74⁽³⁾	896.25	D
Phantom Shares	⁽¹⁾	02/23/2026		J⁽⁴⁾		530.81		⁽¹⁾⁽⁴⁾	⁽¹⁾⁽⁴⁾	Common Stock	530.81	$11.74⁽⁴⁾	1,427.06	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. Effective as of February 23, 2026 BlackRock Investment Quality Municipal Trust (the "Target Fund") was reorganized into BlackRock MuniYield Quality Fund, Inc. (the "Acquiring Fund"). In connection with this reorganization, phantom stock units previously awarded to Walter O'Connor in the Target Fund were reallocated to the Acquiring Fund. The number of phantom stock units in the Acquiring Fund (365.84 units at $11.74 per share) represents the value of the reporting person's former Target Fund phantom stock units converted at the exchange ratio used in the reorganization. No additional consideration was paid by the reporting person in connection with this reallocation.

3. Effective as of February 23, 2026 BlackRock MuniYield Quality Fund II, Inc. Income Trust (the "Target Fund") was reorganized into BlackRock MuniYield Quality Fund, Inc. (the "Acquiring Fund"). In connection with this reorganization, phantom stock units previously awarded to Walter O'Connor in the Target Fund were reallocated to the Acquiring Fund. The number of phantom stock units in the Acquiring Fund (530.41 units at $11.74 per share) represents the value of the reporting person's former Target Fund phantom stock units converted at the exchange ratio used in the reorganization. No additional consideration was paid by the reporting person in connection with this reallocation.

4. Effective as of February 23, 2026, BlackRock MuniYield Fund, Inc. (the "Target Fund") was reorganized into BlackRock MuniYield Quality Fund, Inc. (the "Acquiring Fund"). In connection with this reorganization, phantom stock units previously awarded to Walter O'Connor in the Target Fund were reallocated to the Acquiring Fund. The number of phantom stock units in the Acquiring Fund (530.81 units at $11.74 per share) represents the value of the reporting person's former Target Fund phantom stock units converted at the exchange ratio used in the reorganization. No additional consideration was paid by the reporting person in connection with this reallocation.

	/s/ Gladys Chang as Attorney-in-Fact	02/25/2026
	** 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).
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SEC Form 4 filed by Portfolio Manager Oconnor Walter