SCHEDULE: Karpus Management Discloses 12.56% Stake in Muni Income Fund

Karpus Management, Inc. has filed a Schedule 13D revealing beneficial ownership of 3,609,635 common shares, representing 12.56% of the outstanding shares in AllianceBernstein National Municipal Income Fund Inc.

Summary

• Karpus Management, Inc. (Karpus) has filed a Schedule 13D, disclosing its beneficial ownership of 3,609,635 common shares of AllianceBernstein National Municipal Income Fund Inc.
• This holding represents approximately 12.56% of the total outstanding shares, based on the Issuer's Form N-CSR filed on July 2, 2026.
• The shares were acquired through open market purchases on behalf of accounts managed by Karpus, with an aggregate purchase price of approximately $39,329,160.76, excluding brokerage commissions.
• Karpus states that these securities were acquired for investment purposes and that it currently has no plans or proposals related to the matters listed in Item 4(a)-(j) of the Schedule 13D.
• Karpus is a registered investment adviser controlled by City of London Investment Group plc (CLIG), but informational barriers ensure independent exercise of voting and investment power.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral filing, primarily disclosing an existing investment position without immediate strategic implications or performance commentary.

Positives

• Karpus Management has taken a significant stake, indicating confidence in the investment potential of AllianceBernstein National Municipal Income Fund Inc.
• The acquisition of 12.56% of the outstanding shares suggests a substantial investment commitment.
• Karpus operates as an independent registered investment advisor, with established informational barriers from its parent company, CLIG, ensuring independent decision-making.

Negatives

• The filing does not detail any specific negative financial performance or operational issues of the Issuer.
• No immediate plans or proposals are disclosed by Karpus, which could be interpreted as a lack of active engagement for potential strategic changes.

Risks

• As an investment adviser, Karpus is subject to regulatory oversight and market fluctuations that could impact its investment strategy and holdings.
• The filing does not explicitly detail risks associated with the Issuer's specific portfolio or market conditions, beyond general investment purposes.

Future Outlook

Karpus states that it does not currently have any plans or proposals relating to the matters listed in Item 4(a)-(j) of the Schedule 13D, which typically include changes in the business or management, extraordinary corporate transactions, or changes in the security's listing.

Management Comments

• Karpus is a registered investment adviser under Section 203 of the Investment Advisers Act of 1940.
• 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.
• All funds that have been utilized in making such purchases for the Accounts (which are open market purchases unless otherwise noted) are from such Accounts.
• Securities were acquired for investment purposes and Karpus does not currently have any plans or proposals relating to the matters listed in Item 4(a)-(j).

Industry Context

StockSavvy.ai notes that this Schedule 13D filing by Karpus Management, a significant investment adviser, indicates a notable accumulation of shares in the AllianceBernstein National Municipal Income Fund Inc. This level of ownership by an institutional investor often signals a belief in the fund's stability or potential for future performance within the municipal bond market.

Stakeholder Impact

• Shareholders: The significant stake held by Karpus may influence market perception and potentially future strategic decisions of the fund.
• Fund Management: The fund's management will be aware of Karpus's substantial ownership and may consider their perspective in future decisions.
• Investment Community: This filing provides transparency to the market regarding a significant institutional investor's position.

Next Steps

• Karpus will continue to manage the acquired shares on behalf of its client accounts.
• Karpus may engage in further open market purchases or sales of the Issuer's common shares, as detailed in Schedule B.

Key Dates

Keywords

Schedule 13D, Karpus Management, AllianceBernstein National Municipal Income Fund Inc, Beneficial Ownership, Investment Adviser, Municipal Income Fund, SEC Filing, Common Shares