BlackRock MuniYield (MYD) director converts 100 shares in fund reorganization

Rhea-AI Filing Summary

BLACKROCK MUNIYIELD FUND, INC. reported an insider transaction by director Walter O’Connor related to a fund reorganization rather than an open-market trade. On February 23, 2026, BlackRock MuniYield Fund, Inc. (the Target Fund) was reorganized into BlackRock MuniYield Quality Fund, Inc. (the Acquiring Fund).

In this reorganization, O’Connor exchanged 100 common shares of the Target Fund for 92 common shares of the Acquiring Fund, with any fractional shares settled in cash. The conversion ratio for the Target Fund’s common shares was 0.92029684, based on a reported NAV per share of $11.5454 for the Target Fund and $12.5453 for the Acquiring Fund as of February 20, 2026.

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 NY 10001

(City) (State) (Zip)

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

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

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

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/23/2026		J(1)		100	D	$11.5454	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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 the reorganization, common shareholders of the Target Fund received common shares of the Acquiring Fund having a value equal to the aggregate NAV of the Target Fund common shares surrendered as determined at the close of business on February 20, 2026, less the costs of the reorganization. As of February 20, 2026, the Target Fund reported a NAV per share of $11.5454 and the Acquiring Fund reported a NAV per share of $12.5453. The conversion ratio for the Target Fund's common shares was 0.92029684. In the reorganization, Walter O'Connor received 92 common shares (and cash for fractional shares, if any) of the Acquiring Fund in exchange for his 100 common shares of the Target Fund.

	/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.
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FAQ

What insider transaction did BLACKROCK MUNIYIELD FUND, INC. (MYD) report?

The report shows a director-level insider transaction tied to a fund reorganization, not a market trade. Walter O’Connor’s 100 common shares in the Target Fund were converted into 92 common shares of the Acquiring Fund as part of the reorganization process.

How were MYD shares converted in the BlackRock fund reorganization?

Common shareholders of BlackRock MuniYield Fund, Inc. received BlackRock MuniYield Quality Fund, Inc. shares. Each Target Fund common share converted at a ratio of 0.92029684, giving Walter O’Connor 92 Acquiring Fund shares for his 100 Target Fund shares, with cash paid for fractional shares.

What net asset values determined the MYD conversion ratio?

The conversion ratio relied on reported net asset values as of February 20, 2026. The Target Fund’s NAV per share was $11.5454, while the Acquiring Fund’s NAV per share was $12.5453, which together supported the 0.92029684 share conversion ratio used in the reorganization.

Did Walter O’Connor buy or sell MYD shares in this Form 4 filing?

The Form 4 describes an “other” transaction type, not a standard buy or sell. Walter O’Connor’s 100 Target Fund shares were exchanged for 92 Acquiring Fund shares under the reorganization terms, with no open-market purchase or sale indicated in the disclosure.

How did the MYD reorganization affect Walter O’Connor’s reported share balance?

Following the transaction, O’Connor’s reported holdings in the Target Fund dropped to zero shares. His economic interest continued through 92 common shares of BlackRock MuniYield Quality Fund, Inc., received in exchange for his 100 Target Fund shares under the conversion ratio.