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RiverNorth Managed Duration Municipal Income Fund, Inc. (RMM) Stock Fundamental Analysis & AI Rating 2026

RMM NYSE MD CIK: 0001771226
Updated This Month • Analysis: Apr 9, 2026 • SEC Data: 2026-04-09
Combined AI Rating
HOLD
14% Confidence
STRONG AGREEMENT
HOLD
5% Conf
HOLD
22% Conf

📊 RMM Key Takeaways

Revenue: N/A
Net Margin: N/A
Free Cash Flow: N/A
Current Ratio: N/A
Debt/Equity: N/A
EPS: $0.00
AI Rating: HOLD with 5% confidence
RiverNorth Managed Duration Municipal Income Fund, Inc. (RMM) receives a HOLD rating with 14% confidence from our AI fundamental analysis based on SEC 10-K filings. Below is our complete RMM stock analysis for 2026.

Is RiverNorth Managed Duration Municipal Income Fund, Inc. (RMM) a Good Investment?

Claude

Analysis is impossible due to insufficient financial data. Only 1 metric is available with no data freshness. As a closed-end municipal bond fund, RMM's financial structure differs significantly from operating companies, and critical metrics (NAV, distribution rates, duration, credit quality) are not provided in the available data.

ChatGPT

Current EDGAR fundamentals are unavailable, limiting assessment of earnings quality and balance-sheet health. As a leveraged municipal income CEF, core economics hinge on net investment income (after fees/financing) and the fund’s ability to manage duration amid rate shifts. Maintain a neutral stance until updated statements clarify distribution coverage and leverage costs.

Why Buy RiverNorth Managed Duration Municipal Income Fund, Inc. Stock? RMM Key Strengths

Claude
  • + NYSE listed with regulatory oversight
ChatGPT
  • + Focus on municipal income, which can provide recurring tax-advantaged cash flows when NII covers payouts
  • + Managed-duration mandate may help moderate interest-rate sensitivity versus long-duration muni portfolios
  • + Closed-end structure allows full investment and prudent leverage to enhance income

RMM Stock Risks: RiverNorth Managed Duration Municipal Income Fund, Inc. Investment Risks

Claude
  • ! Insufficient financial data to conduct meaningful fundamental analysis
  • ! Data freshness is None - information currency unknown
  • ! Municipal bond market exposure creates credit and interest rate risks
  • ! Fund structure requires NAV and distribution metrics not provided
ChatGPT
  • ! Leverage and higher short-term financing costs can compress NII and impair distribution sustainability
  • ! Municipal credit or sector concentration risks could pressure NAV and income generation
  • ! Stale or insufficient disclosures reduce visibility into current profitability and risk profile

Key Metrics to Watch

Claude
  • * Net Asset Value (NAV) and premium/discount to NAV
  • * Distribution rate and yield metrics
  • * Portfolio duration and interest rate sensitivity
  • * Credit quality composition of municipal bond holdings
ChatGPT
  • * NII and distribution coverage (UNII balance)
  • * Leverage ratio and effective duration

RiverNorth Managed Duration Municipal Income Fund, Inc. (RMM) Financial Metrics & Key Ratios

Revenue
N/A
Net Income
N/A
EPS (Diluted)
$0.00
Free Cash Flow
N/A
Total Assets
N/A
Cash Position
N/A

💡 AI Analyst Insight

The current ratio below 1.0x warrants monitoring of short-term liquidity.

RMM Profit Margin, ROE & Profitability Analysis

Gross Margin N/A
Operating Margin N/A
Net Margin N/A
ROE N/A
ROA N/A
FCF Margin N/A

RMM vs Market Sector: How RiverNorth Managed Duration Municipal Income Fund, Inc. Compares

How RiverNorth Managed Duration Municipal Income Fund, Inc. compares to Market sector averages

Net Margin
RMM 0.0%
vs
Sector Avg 12.0%
RMM Sector
ROE
RMM 0.0%
vs
Sector Avg 15.0%
RMM Sector
Current Ratio
RMM 0.0x
vs
Sector Avg 1.8x
RMM Sector
Debt/Equity
RMM 0.0x
vs
Sector Avg 0.7x
RMM Sector

Sector benchmarks are approximate industry averages. Actual sector performance may vary.

Is RiverNorth Managed Duration Municipal Income Fund, Inc. Stock Overvalued? RMM Valuation Analysis 2026

Based on fundamental analysis, RiverNorth Managed Duration Municipal Income Fund, Inc. has mixed fundamental signals relative to the Market sector in 2026.

Return on Equity
N/A
Sector avg: 15%
Net Profit Margin
N/A
Sector avg: 12%
Revenue Growth
N/A
Year-over-year
Debt/Equity
N/A
Sector avg: 0.7x

Note: This is a fundamental analysis based on SEC filings. For P/E ratio, price targets, and market-based valuation, consult financial data providers. This is not investment advice.

RiverNorth Managed Duration Municipal Income Fund, Inc. Balance Sheet: RMM Debt, Cash & Liquidity

Current Ratio
N/A
Quick Ratio
N/A
Debt/Equity
N/A
Debt/Assets
0.0%
Interest Coverage
N/A
Long-term Debt
N/A

RMM Revenue Growth, EPS Growth & YoY Performance

Revenue Growth
N/A
Year-over-year
Net Income Growth
N/A
Year-over-year
EPS Growth
N/A
Earnings per share
FCF Margin
N/A
Free cash flow / Revenue

RMM SEC Filings: Latest 10-K & 10-Q Analysis

Access official SEC EDGAR filings for RiverNorth Managed Duration Municipal Income Fund, Inc. (CIK: 0001771226)

📋 Recent SEC Filings

Date Form Document Action
Aug 26, 2025 DEF 14A fp0095144-1_def14a.htm View →
Apr 11, 2025 4 xslF345X05/fp0093083-2_4.xml View →
Apr 10, 2025 4 xslF345X05/fp0093055-1_4.xml View →
Apr 9, 2025 4 xslF345X05/fp0093025-1_4.xml View →
Nov 27, 2024 4 xslF345X05/fp0091256-6_4.xml View →

Frequently Asked Questions about RMM

What is the AI rating for RMM?

RiverNorth Managed Duration Municipal Income Fund, Inc. (RMM) has a Combined AI Rating of HOLD from Claude (HOLD) and ChatGPT (HOLD) with 14% combined confidence, based on fundamental analysis of SEC EDGAR filings.

What are RMM's key strengths?

Claude: NYSE listed with regulatory oversight. ChatGPT: Focus on municipal income, which can provide recurring tax-advantaged cash flows when NII covers payouts. Managed-duration mandate may help moderate interest-rate sensitivity versus long-duration muni portfolios.

What are the risks of investing in RMM?

Claude: Insufficient financial data to conduct meaningful fundamental analysis. Data freshness is None - information currency unknown. ChatGPT: Leverage and higher short-term financing costs can compress NII and impair distribution sustainability. Municipal credit or sector concentration risks could pressure NAV and income generation.

What is RMM's revenue and growth?

RiverNorth Managed Duration Municipal Income Fund, Inc. reported revenue of N/A.

Does RMM pay dividends?

RiverNorth Managed Duration Municipal Income Fund, Inc. does not currently pay dividends.

Where can I find RMM SEC filings?

Official SEC filings for RiverNorth Managed Duration Municipal Income Fund, Inc. (CIK: 0001771226) including 10-K, 10-Q, and 8-K reports are available on SEC EDGAR.

What is RMM's EPS?

RiverNorth Managed Duration Municipal Income Fund, Inc. has a diluted EPS of $0.00.

How is the AI analysis conducted?

Two independent AI systems — Claude (Anthropic) and ChatGPT (OpenAI) — analyze SEC EDGAR filings including 10-K annual reports and 10-Q quarterly reports. Each AI evaluates financial health, profitability ratios, balance sheet strength, and growth metrics. The combined rating reflects both perspectives for balanced insights.

Is RMM a good stock to buy right now?

Based on our AI fundamental analysis in April 2026, RiverNorth Managed Duration Municipal Income Fund, Inc. has a HOLD rating with 14% confidence. Review the strengths and risks sections above before making a decision. This is not investment advice.

Is RMM stock overvalued or undervalued?

Valuation metrics for RMM: ROE of N/A (sector avg: 15%), net margin of N/A (sector avg: 12%). Compare these metrics with sector averages to assess valuation.

Should I buy RMM stock in 2026?

Our dual AI analysis gives RiverNorth Managed Duration Municipal Income Fund, Inc. a combined HOLD rating for 2026. Revenue is data pending, with profitability at or below sector average. Always conduct your own research.

What is RMM's free cash flow?

RiverNorth Managed Duration Municipal Income Fund, Inc.'s operating cash flow is N/A, with capital expenditures of N/A.

How does RMM compare to other Market stocks?

Vs Default sector averages: Net margin N/A (avg: 12%), ROE N/A (avg: 15%), current ratio N/A (avg: 1.8).

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Disclaimer: This analysis is generated by Claude AI (Anthropic) and ChatGPT (OpenAI) based on publicly available SEC EDGAR filings. It does not include stock price data and should not be considered financial advice. All fundamental data is sourced from SEC public domain filings. Always conduct your own research and consult with a qualified financial advisor before making investment decisions.
Data Source: SEC EDGAR | Analysis Date: Apr 9, 2026 | Data as of: 2026-04-09 | Powered by Claude AI