Karpus Reports 9.07M Shares, 15.83% of MVF on Schedule 13G

Rhea-AI Filing Summary

Karpus Management, Inc. reports ownership of 9,074,236 shares of BlackRock MuniVest Fund, Inc. common stock, representing 15.83% of the class. The shares are held in accounts managed by Karpus and Karpus states it exercises sole voting and dispositive power over those shares. The filing is made on a Schedule 13G (Amendment No. 5) indicating passive reporting under the Securities Exchange Act. Karpus notes it is a registered investment adviser organized in New York and that it is controlled by City of London Investment Group plc, but that informational barriers prevent attribution of ownership to that parent. The filing certifies the holdings are in the ordinary course of business and not for the purpose of changing control of the issuer.

Positive

• Material but passive stake: Ownership of 9,074,236 shares representing 15.83% is clearly disclosed
• Sole voting and dispositive power: Karpus reports exclusive control over voting and disposition for the reported shares
• Filed as Schedule 13G: Indicates the position is reported as passive and not intended to change issuer control

Negative

• None.

Insights

Securities Analyst

TL;DR: Karpus holds a significant passive stake (15.83%) in MVF with sole voting and dispositive power; filing indicates no intent to seek control.

Karpus reports beneficial ownership of 9,074,236 shares, equal to 15.83% of BlackRock MuniVest Fund, Inc.'s common stock. The use of Schedule 13G (Amendment No.5) and the certification language indicate the position is held in the ordinary course of business and not for control purposes. Sole voting and dispositive power over the shares suggests Karpus directly manages voting and disposition decisions for the accounts holding these shares. The filing also clarifies corporate structure and informational barriers with its listed parent to avoid attribution.

Corporate Governance Expert

TL;DR: A >5% passive disclosure signals material ownership but not an active governance campaign; watch for future amendments or Schedule 13D.

The report documents a material stake above the 5% threshold, triggering public disclosure obligations. Filing on Schedule 13G rather than 13D indicates Karpus represents passive intent and disclaims acquisition for control. The declaration of sole voting and dispositive power is important for governance tracking because Karpus will be the record voter for these shares. The filing includes certification and compliance officer signature, supporting its formal sufficiency.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 5)

BlackRock MuniVest Fund, Inc.

(Name of Issuer)

Common

(Title of Class of Securities)

09253R105

(CUSIP Number)

06/30/2025

(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)

SCHEDULE 13G

CUSIP No. 09253R105

1

Names of Reporting Persons

KARPUS MANAGEMENT, INC.

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

NEW YORK

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 9,074,236.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 9,074,236.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

9,074,236.00

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)

15.83 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: BlackRock MuniVest Fund, Inc.
(b)	Address of issuer's principal executive offices: BlackRock Advisors LLC, 100 Bellevue Parkway, Wilmington, DE 19809
Item 2.
(a)	Name of person filing: This statement is being filed by Karpus Management, Inc., d/b/a Karpus Investment Management ("Karpus" or the "Reporting Person"). Karpus is a registered investment adviser under Section 203 of the Investment Advisers Act of 1940. Karpus is controlled by City of London Investment Group plc ("CLIG"), which is listed on the London Stock Exchange. However, in accordance with SEC Release No. 34-39538 (January 12, 1998), effective informational barriers have been established between Karpus and CLIG such that voting and investment power over the subject securities is exercised by Karpus independently of CLIG, and, accordingly, attribution of beneficial ownership is not required between Karpus and CLIG. The Shares to which this Schedule 13G relates are owned directly by the accounts managed by Karpus.
(b)	Address or principal business office or, if none, residence: 183 Sully's Trail, Pittsford, New York 14534.
(c)	Citizenship: The members of the Karpus Management Committee are US citizens. Karpus is a New York corporation.
(d)	Title of class of securities: Common
(e)	CUSIP No.: 09253R105
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: 9,074,236.00
(b)	Percent of class: 15.83 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 9,074,236.00
	(ii) Shared power to vote or to direct the vote: 0.00
	(iii) Sole power to dispose or to direct the disposition of: 9,074,236.00
	(iv) Shared power to dispose or to direct the disposition of: 0.00
Item 5.	Ownership of 5 Percent or Less of a Class.
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	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.

KARPUS MANAGEMENT, INC.

Signature:	/s/ Jodi L. Hedberg
Name/Title:	Jodi L. Hedberg / Chief Compliance Officer
Date:	08/14/2025

FAQ

How many shares of MVF does Karpus Management, Inc. report owning?

Karpus reports beneficial ownership of 9,074,236 shares of MVF common stock.

What percentage of MVF does Karpus own according to the filing?

The filing states Karpus owns 15.83% of the outstanding common stock.

Does Karpus claim voting or dispositive power over the shares?

Yes, the filing reports sole voting power and sole dispositive power for all 9,074,236 shares.

Is this filing a Schedule 13G or 13D and what does that mean?

This is a Schedule 13G (Amendment No. 5), which signals the stake is reported as passive rather than an active attempt to influence control.

Does Karpus attribute its ownership to a parent company?

Karpus states it is controlled by City of London Investment Group plc but says informational barriers prevent attribution of ownership to that parent.