SCHEDULE: RiverNorth Discloses 2.13% Stake in Pioneer Fund

RiverNorth Capital Management, LLC has disclosed a 2.13% beneficial ownership stake in Pioneer Municipal High Income Advantage Fund, Inc. as of June 30, 2025.

Summary

• RiverNorth Capital Management, LLC reported beneficial ownership of Common Stock in Pioneer Municipal High Income Advantage Fund, Inc.
• The reported stake amounts to 510,263 shares.
• This ownership represents 2.13% of the class of securities.
• RiverNorth Capital Management, LLC holds sole voting power and sole dispositive power over all 510,263 shares.
• The shares were acquired and are held in the ordinary course of business.
• The acquisition was not for the purpose of or with the effect of changing or influencing the control of the issuer.

Sentiment

Score: 5

Explanation: The filing is a factual, routine disclosure of beneficial ownership and does not contain information that would inherently indicate a positive or negative sentiment regarding the issuer's performance or prospects.

Positives

• The disclosure indicates an investment interest by RiverNorth Capital Management, LLC in Pioneer Municipal High Income Advantage Fund, Inc.

Risks

• The filing certifies that the securities were not acquired or held for the purpose of changing or influencing control of the issuer, mitigating potential regulatory scrutiny related to activist investing.

Future Outlook

This filing is a disclosure of current beneficial ownership and does not provide forward-looking statements or guidance regarding the issuer's future performance or strategic outlook.

Management Comments

• Marcus Collins, General Counsel and Chief Compliance Officer of RiverNorth Capital Management, LLC, certified that the information set forth in the statement is true, complete, and correct to the best of his knowledge and belief.

Industry Context

This is a routine disclosure by an investment adviser regarding its passive ownership stake in a closed-end municipal bond fund. It reflects a standard investment activity within the asset management industry, where firms acquire positions in publicly traded funds for portfolio diversification or income generation.

Comparison to Industry Standards

• A 2.13% stake is a minority, non-controlling interest, typical for institutional investors seeking exposure to specific asset classes like municipal high-income funds without engaging in activist strategies.
• The filing adheres to standard SEC Schedule 13G requirements for reporting beneficial ownership below the 5% threshold for passive investors.

Stakeholder Impact

• Shareholders are informed of a new significant beneficial owner, which can provide transparency regarding the institutional investor base.
• The disclosure confirms that the investment is passive and not intended to influence control, which may reassure existing management and shareholders.

Key Dates

Keywords

Investment, Fund, SEC Filing, Ownership, Schedule 13G, Municipal Bonds, High Income, RiverNorth Capital Management, Pioneer Municipal High Income Advantage Fund