NYSE:RMM Rivernorth Managed Duration Municipal Income Fund (RMM) Price, Holdings, & News $12.87 +0.28 (+2.22%) Closing price 10/9/2026 03:59 PM EasternExtended Trading$12.88 +0.01 (+0.08%) As of 10/9/2026 07:30 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisChartDividendNews and TrendsOwnershipSEC Filings About Rivernorth Managed Duration Municipal Income Fund (NYSE:RMM) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get RMM alerts:Sign Up Key Stats Today's Range$12.62▼$13.0050-Day Range$12.32▼$14.6952-Week Range$12.15▼$15.00Volume75,309 shsAverage Volume54,292 shsMarket CapitalizationN/AAssets Under Management$402.02 millionDividend YieldN/ANet Expense Ratio0.00%Aggregate RatingN/A ETF Overview Rivernorth Managed Duration Municipal Income Fund Inc. is a closed ended fixed income mutual fund launched and managed by RiverNorth Capital Management, LLC. The fund is co-managed by MacKay Shields LLC. It invests in the fixed income markets of the United States. The fund primarily invests in investment grade municipal debt securities. It seeks to invest in securities of any maturity. The fund employs a combination of fundamental and quantitative analysis. It benchmarks the performance of its portfolio against the Bloomberg Barclays Municipal Bond Index. The fund employs proprietary research to create its portfolio. Rivernorth Managed Duration Municipal Income Fund Inc. was formed on July 26, 2019 and is domiciled in the United States. Read More Rivernorth Managed Duration Municipal Income Fund ExpensesTypeRMMNYSE ETFsAll ETFsManagement Fee0.00%0.50%0.53%Other Expenses0.00%0.58%0.54%Total Expense0.00%0.62%0.73%Fee Waiver0.00%-0.45%-0.68%Net Expense0.00%0.55%0.60% Receive RMM Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Rivernorth Managed Duration Municipal Income Fund and its competitors with MarketBeat's FREE daily newsletter. 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RMM ETF News HeadlinesRMM: Leveraged Plays Are In A Tough Spot, Even Within The Muni SectorSeptember 29, 2026 | seekingalpha.comRiverNorth Managed Duration Muni Income Fd II Inc.July 31, 2026 | seekingalpha.comHere’s Why Trump Won’t End The Iran WarTrump has called an Iran deal close 38 times since the war began, yet the fighting keeps flaring back up. One day it's a ceasefire, the next it's bombs again. The back and forth may be masking a bigger story most investors are missing. See the real reason this conflict may never fully end.October 10 at 1:00 AM | Banyan Hill Publishing (Ad)Locking In Generational Yields While Wall Street Fixates On The FedJuly 18, 2026 | seekingalpha.comRFMZ RiverNorth Flexible Municipal Income Fund II Inc.June 27, 2026 | seekingalpha.comI Am Collecting Magnificent 7% Yields At Bargain PricesMay 24, 2026 | seekingalpha.comSee More Headlines RMM ETF - Frequently Asked Questions How have RMM shares performed this year? Rivernorth Managed Duration Municipal Income Fund's stock was trading at $13.61 on January 1st, 2026. Since then, RMM shares have decreased by 5.4% and is now trading at $12.87. When did Rivernorth Managed Duration Municipal Income Fund IPO? Rivernorth Managed Duration Municipal Income Fund (RMM) raised $0 in an initial public offering (IPO) on Friday, July 26th 2019. The company issued 0 shares at $20.00 per share. How do I buy shares of Rivernorth Managed Duration Municipal Income Fund? Shares of RMM stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Rivernorth Managed Duration Municipal Income Fund own? Based on aggregate information from My MarketBeat watchlists, some other companies that Rivernorth Managed Duration Municipal Income Fund investors own include DoubleLine Income Solutions Fund (DSL), Ares Capital (ARCC), Main Street Capital (MAIN), Stag Industrial (STAG), Arbor Realty Trust (ABR), BCE (BCE) and Fund Details Issuer Fund NameRiverNorth Managed Duration Municipal Income Fund, Inc. Tax Classification Stock ExchangeNYSECurrent SymbolNYSE:RMM Inception Date1/1/2100 Fund ManagerN/A Webwww.rivernorth.com Phone312-832-1440Fund Focus Asset Class BenchmarkN/A Category Focus Development Level Region Number of Holdings0 Fund Statistics Assets Under Management$402.02 million Average Daily Volume$0.00 Discount/Premium0.00% Administrator, Advisor and Custodian AdministratorN/A AdvisorN/A CustodianN/A DistributorN/A Transfer AgentN/A TrusteeN/A Lead Market MakerN/A Miscellaneous Outstanding SharesN/ABetaN/A 7 Stocks to Buy Before the Robotics RevolutionRobotics and automation are rapidly becoming essential infrastructure across healthcare, manufacturing, logistics, and many other industries. "Physical AI" is coming. Learn which seven companies are most positioned to benefit as intelligent robots enter the workforce.Get This Free Report This page (NYSE:RMM) was last updated on 10/10/2026 by MarketBeat.com Staff. 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