RMM
RiverNorth Managed Duration Municipal Income Fund, Inc.
stockNYSEClosed Ended Fund
At CloseOct 2, 2026 3:57:55 PM EDT
12.79USD+1.589%(+0.20)100,054
Pre-marketOct 2, 2026 8:54:30 AM EDT
12.67USD+0.635%(+0.08)
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252.27M
Financial
Asset Management
HQ
Chicago, IL, USA
Previous Close
$12.59
Beta
0.22
52-Week High
$15.00 2026-07-14
52-Week Low
$12.15 2026-09-29
SMA 50
$13.92
SMA 200
$14.17
Avg. Vol 10D
129,266
Avg. Vol 30D
74,895
Avg. Vol 90D
52,155
Relative Vol
1.34
19.74M
19.72M
99.92%
65,899
0.33%
1.54
34%/66%
27.32%
24.64%
7.6200%
75,000
3,093
1,387
3,430
Mar 14, 2025 · $0.090
Oct 1, 2026
Sep 30, 2026
Auvik Announces New Strategic Partnership with Acronis · 
BNN Bloomberg
Sep 15, 2026
RMM Profile
rivernorth is an investment management firm founded in 2000 that specializes in opportunistic strategies in niche markets where the potential to exploit inefficiencies is greatest. rivernorth is the investment manager to multiple registered and private funds. disclosure: rivernorth.com/linkedin
RMM Performance
| Period | Price | Date | Change | Beta |
|---|---|---|---|---|
| 1W | 12.38 | 2026-09-28 | +3.23% | 0.834 |
| 1M | 14.17 | 2026-09-04 | -9.81% | 0.635 |
| 3M | 14.86 | 2026-07-06 | -14.00% | 0.326 |
| 6M | 13.58 | 2026-04-06 | -5.89% | 0.324 |
| 1Y | 14.08 | 2025-10-03 | -9.23% | 0.222 |
| 2Y | 15.91 | 2024-10-04 | -19.67% | — |
| 5Y | 19.24 | 2021-10-04 | -33.58% | 0.244 |
RMM Stock Summary
RiverNorth Managed Duration Municipal Income Fund, Inc. (NYSE:RMM) stock price today is $12.78, and today's volume is 100,054. RMM is up 1.509% today. The 30 day average volume is 74,895. RMM market cap is $252.27M with 19.74M shares outstanding.