RiverNorth reports 5.25% stake in MQY

RiverNorth Capital Management, LLC reports beneficial ownership of 7,899,355 shares of BlackRock MuniYield Quality Fund, Inc., representing 5.25% of the outstanding common stock as of 03/31/2026.

Accepted by SEC EDGAR 05/15/2026 - 11:32 AM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

RiverNorth Capital Management, LLC reports beneficial ownership of 7,899,355 shares of BlackRock MuniYield Quality Fund, Inc., representing 5.25% of the outstanding common stock as of 03/31/2026. The filing notes other persons have the right to receive proceeds from sale of these securities.

Insights

Institutional Ownership Analyst

Large registered investment manager reports a 5.25% stake in MQY.

The schedule shows 7,899,355 shares and 5.25% ownership as of 03/31/2026. This is a passive ownership disclosure under Schedule 13G rather than an active trading statement.

Investor impact depends on RiverNorth's portfolio decisions; subsequent filings would show any change in stake or voting intentions.

Corporate Governance Specialist

Voting and disposition powers are reported as sole powers by RiverNorth.

The filing lists sole voting power: 7,899,355 and sole dispositive power: 7,899,355, indicating control over vote and sale decisions for these shares.

Disclosure that "other persons have the right to receive proceeds" is noted; any third‑party interests could affect economic beneficiaries and should be tracked in future filings.

Key Figures

Shares beneficially owned: 7,899,355 shares Percent of class: 5.25% CUSIP: 09254F100 +2 more

5 metrics

Shares beneficially owned 7,899,355 shares Amount reported beneficially owned as of 03/31/2026

Percent of class 5.25% Percent of common stock reported

CUSIP 09254F100 Identifier for the Common shares reported

Sole voting power 7,899,355 shares Number of shares with sole power to vote

Sole dispositive power 7,899,355 shares Number of shares with sole power to dispose

Key Terms

Schedule 13G, Beneficially owned, Sole dispositive power, CUSIP

4 terms

Schedule 13G regulatory

"Item 1. Name of issuer: BLACKROCK MUNIYIELD QUALITY FUND, INC."

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

Beneficially owned financial

"Item 4. Ownership (a) Amount beneficially owned: 7,899,355"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

Sole dispositive power financial

"Item 4 (iii) Sole power to dispose or to direct the disposition of: 7,899,355"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

CUSIP regulatory

"Item 2 (e) CUSIP Number(s): 09254F100"

A CUSIP is a nine-character alphanumeric code that uniquely identifies a U.S. or Canadian financial security—such as a stock, bond, or fund share—like a Social Security number for an investment. It matters to investors because brokers, exchanges and record-keepers use the CUSIP to match trades, track ownership, settle transactions and pull accurate records, reducing errors and ensuring money and securities go to the right place.

FAQ

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

What stake does RiverNorth hold in BlackRock MuniYield (MQY)?

RiverNorth beneficially owns 7,899,355 shares, equal to 5.25% of common stock as of 03/31/2026. The filing is a Schedule 13G passive ownership disclosure, not a statement of planned transactions.

Does RiverNorth have voting or sale power over the MQY shares?

Yes. The filing reports sole voting power and sole dispositive power for 7,899,355 shares. This indicates RiverNorth can direct votes and sales for those shares.

Are there any other parties entitled to proceeds from these MQY shares?

The filing states that other persons have the right to receive proceeds from the sale of the reported securities. The disclosure does not identify those persons by name in the provided excerpt.

What type of SEC filing reports this ownership and why is it used?

This is a Schedule 13G filing, used for passive institutional investors to report beneficial ownership. It indicates passive ownership status rather than an active acquisition intent.

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

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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

BLACKROCK MUNIYIELD QUALITY FUND, INC.

(Name of Issuer)

Common

(Title of Class of Securities)

09254F100

(CUSIP Number)

03/31/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 09254F100

1

Names of Reporting Persons

RIVERNORTH CAPITAL MANAGEMENT, LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 7,899,355.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 7,899,355.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

7,899,355.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.25 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: BLACKROCK MUNIYIELD QUALITY FUND, INC.
(b)	Address of issuer's principal executive offices: 100 BELLEVUE PARKWAY, WILMINGTON, DE, 19809
Item 2.
(a)	Name of person filing: RiverNorth Capital Management, LLC
(b)	Address or principal business office or, if none, residence: 360 S. Rosemary Avenue, Ste. 1420 West Palm Beach, Florida 33401
(c)	Citizenship: Delaware
(d)	Title of class of securities: Common
(e)	CUSIP Number(s): 09254F100
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 7,899,355
(b)	Percent of class: 5.25%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 7,899,355
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 7,899,355
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. Other persons have the right to receive the proceeds from the sale of the securities reported herein.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. Not applicable.
Item 8.	Identification and Classification of Members of the Group.
	If a group has filed this schedule pursuant to §240.13d-1(b)(1)(ii)(K), so indicate under Item 3(k) and attach an exhibit stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to §240.13d-1(c) or §240.13d-1(d), attach an exhibit stating the identity of each member of the group. Not applicable.
Item 9.	Notice of Dissolution of Group.
	Notice of dissolution of a group may be furnished as an exhibit stating the date of the dissolution and that all further filings with respect to transactions in the security reported on will be filed, if required, by members of the group, in their individual capacity. See Item 5. Not applicable.

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

RIVERNORTH CAPITAL MANAGEMENT, LLC

Signature:	/s/ Marcus Collins
Name/Title:	Marcus Collins, General Counsel and Chief Compliance Officer
Date:	05/15/2026