RiverNorth Managed Duration Municipal Income Fund, Inc.
RMM- Exchange
- NYSE
- SEC CIK
- 0001771226
No open-market purchases or sales by RiverNorth Managed Duration Municipal Income Fund, Inc. insiders were filed in the last 90 days; 53 institutions reported holding it in 13F filings for Q2 2026, worth $55.9M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in RiverNorth Managed Duration Municipal Income Fund, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 52
- −4 vs. Q4 2025
- Shares held
- 3.51M
- +174.6K (+5.2%) vs. Q4 2025
- Total value
- $48.1M
- +$2.68M (+5.9%) vs. Q4 2025
- New holders
- 6
- 18 more added
- Sold out
- 10
- 14 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting RMM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 53 | $55.9M |
| Q1 2026 | 52 | $48.1M |
| Q4 2025 | 57 | $45.5M |
| Q3 2025 | 51 | $41.4M |
| Q2 2025 | 51 | $51.1M |
| Q1 2025 | 44 | $52.4M |
| Q4 2024 | 46 | $46.3M |
| Q3 2024 | 39 | $51.5M |
| Q2 2024 | 43 | $49.0M |
| Q1 2024 | 43 | $45.8M |
| Q4 2023 | 40 | $41.4M |
| Q3 2023 | 31 | $33.6M |
| Q2 2023 | 31 | $37.3M |
| Q1 2023 | 34 | $30.5M |
| Q4 2022 | 33 | $31.6M |
| Q3 2022 | 28 | $29.1M |
| Q2 2022 | 28 | $29.9M |
| Q1 2022 | 30 | $33.5M |
| Q4 2021 | 27 | $44.0M |
| Q3 2021 | 25 | $51.3M |
| Q2 2021 | 29 | $56.4M |
| Q1 2021 | 29 | $58.7M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding RiverNorth Managed Duration Municipal Income Fund, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| JPMorgan Chase & Co | 0 | $6 | 0.00% | 0 | Unchanged |
| Allworth Financial LP | 0 | $6 | 0.00% | 0 | Unchanged |
| Hollencrest Capital Management | 245 | $3.34K | 0.00% | 00.0% | Unchanged |
| Highline Wealth Partners LLC | 450 | $6.13K | 0.00% | 00.0% | Unchanged |
| West Branch Capital LLC | 500 | $6.82K | 0.00% | 00.0% | Unchanged |
| Bank of New Hampshire | 500 | $6.82K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 1,250 | $17.0K | 0.00% | 00.0% | Unchanged |
| Osbon Capital Management LLC | 1,919 | $26.2K | 0.02% | +1,919 | New |
| US Bancorp | 2,000 | $27.3K | 0.00% | 00.0% | Unchanged |
| Advocate Investing Services LLC | 2,500 | $34.1K | 0.03% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 4,760 | $64.9K | 0.00% | +4,760 | New |
| Steward Partners Investment Advisory, LLC | 5,960 | $81.2K | 0.00% | −2,696−31.1% | Reduced |
| EverSource Wealth Advisors, LLC | 6,000 | $81.8K | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 6,000 | $81.8K | 0.00% | +6,000 | New |
| Noble Wealth Management PBC | 6,828 | $93.1K | 0.05% | −472−6.5% | Reduced |
| PFG Investments, LLC | 10,430 | $142.2K | 0.01% | +7+0.1% | Added |
| Melfa Wealth Management, LLC | 10,981 | $149.7K | 0.09% | +26+0.2% | Added |
| Closed-End Fund Advisors, Inc. | 11,904 | $162.3K | 0.17% | 00.0% | Unchanged |
| Change Path, LLC | 12,893 | $177.2K | 0.00% | +154+1.2% | Added |
| AE Wealth Management LLC | 13,300 | $181.3K | 0.00% | 00.0% | Unchanged |
| Rivernorth Capital Management, LLC | 13,382 | $182.4K | 0.01% | +13,382 | New |
| GWM Advisors LLC | 17,850 | $243.3K | 0.00% | +1,700+10.5% | Added |
| Commonwealth Equity Services, LLC | 18,681 | $254.6K | 0.00% | −1,369−6.8% | Reduced |
| River Street Advisors LLC | 19,727 | $268.9K | 0.09% | 00.0% | Unchanged |
| Abel Hall, LLC | 20,000 | $272.6K | 0.06% | 00.0% | Unchanged |
| Stratos Wealth Partners, LTD. | 24,985 | $340.6K | 0.00% | +565+2.3% | Added |
| Janney Montgomery Scott LLC | 26,100 | $356.0K | 0.00% | +1,500+6.1% | Added |
| Wiley Bros.-Aintree Capital, LLC | 32,738 | $446.2K | 0.00% | +242+0.7% | Added |
| HighTower Advisors, LLC | 33,633 | $458.4K | 0.00% | +14,064+71.9% | Added |
| XML Financial, LLC | 41,200 | $561.6K | 0.05% | +8,500+26.0% | Added |
| Estate Planners Group, LLC | 42,103 | $573.9K | 0.28% | −1,740−4.0% | Reduced |
| Apollon Wealth Management, LLC | 44,430 | $605.6K | 0.01% | −435−1.0% | Reduced |
| Advisor Group Holdings, Inc. | 50,518 | $688.6K | 0.00% | +3,752+8.0% | Added |
| Oppenheimer & Co Inc | 53,860 | $734.1K | 0.01% | +5,518+11.4% | Added |
| Wedbush Securities Inc | 54,300 | $740.0K | 0.02% | −4,838−8.2% | Reduced |
| Samalin Investment Counsel, LLC | 54,560 | $743.7K | 0.26% | −7,064−11.5% | Reduced |
| Stifel Financial Corp | 59,865 | $815.9K | 0.00% | −20,981−26.0% | Reduced |
| LPL Financial LLC | 88,696 | $1.21M | 0.00% | +27,436+44.8% | Added |
| Raymond James Financial Inc | 105,918 | $1.44M | 0.00% | +34,921+49.2% | Added |
| Guggenheim Capital LLC | 106,317 | $1.45M | 0.01% | +106,317 | New |
| Wagner Wealth Management, LLC | 107,967 | $1.47M | 0.30% | −1,787−1.6% | Reduced |
| Arkadios Wealth Advisors | 107,967 | $1.47M | 0.02% | +107,967 | New |
| Gateway Wealth Partners, LLC | 115,380 | $1.57M | 0.06% | +73,345+174.5% | Added |
| Rockefeller Capital Management L.P. | 132,982 | $1.81M | 0.00% | +37,377+39.1% | Added |
| ProVise Management Group, LLC | 167,888 | $2.29M | 0.16% | −1,468−0.9% | Reduced |
| UBS Group AG | 168,540 | $2.30M | 0.00% | +8,608+5.4% | Added |
| U.S. Capital Wealth Advisors, LLC | 179,728 | $2.45M | 0.06% | +13,825+8.3% | Added |
| Advisors Asset Management, Inc. | 226,459 | $3.09M | 0.05% | −1,971−0.9% | Reduced |
| Morgan Stanley | 229,863 | $3.13M | 0.00% | −89,726−28.1% | Reduced |
| Royal Bank of Canada | 239,842 | $3.27M | 0.00% | −602−0.3% | Reduced |
| Wells Fargo & Company | 395,336 | $5.39M | 0.00% | −3,193−0.8% | Reduced |
| Robinson Capital Management, LLC | 431,397 | $6.11M | 2.74% | +36,540+9.3% | Added |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −45,708−100.0% | Sold out |
| Logan Stone Capital, LLC | 0 | $0 | 0.00% | −39,029−100.0% | Sold out |
| Readystate Asset Management LP | 0 | $0 | 0.00% | −27,030−100.0% | Sold out |
| Wolverine Asset Management LLC | 0 | $0 | 0.00% | −20,447−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −16,581−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −14,769−100.0% | Sold out |
| Landscape Capital Management, L.L.C. | 0 | $0 | 0.00% | −14,233−100.0% | Sold out |
| Cetera Investment Advisers | 0 | $0 | 0.00% | −10,725−100.0% | Sold out |
| Kestra Advisory Services, LLC | 0 | $0 | 0.00% | −4,923−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |
| Comerica Bank | – | – | – | – | Not filed |