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Public snapshot

RMM Income Quality Score

Rivernorth Managed Duration Municipal Income Fund Inc. (RMM) has an Income Quality Score of 44/100, classified as a Question Mark with medium confidence, based on a 5-year income and total-return history.

Rivernorth Managed Duration Municipal Income Fund Inc. (RMM) is a closed-end fund and is part of the IQ Score universe.

July 2026 snapshotAs of June 30, 2026Lookback: 5-year
Long-term focused5-year income and total-return analysis
Data-drivenObjective scoring across 4 quality, distribution and risk signals
Clear classificationFriends to own. Foes to avoid.
IQ Score
44/100
Question MarkMedium confidence
Asset Type
CEF
Exchange
Trailing Yield (TTM)
Not published
No normalized trailing yield is published for closed-end funds in this snapshot.
Rank in CEF Universe
252 of 358
Lookback
5-year
Data as of
June 30, 2026
How the IQ Score works →
About this snapshot
This is the public July 2026 snapshot. Public snapshots are delayed and frozen: once released, a month's scores do not change, and current data is reserved for members. The July 2026 snapshot is published as the public launch snapshot.
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RMMRivernorth Managed Duration Municipal Income Fund Inc.
44Question MarkMedium confidence
Snapshot
2026-06
Data as of
2026-06-30
Lookback
5-year
Asset type
Closed-End Fund

IQ Score History

6535FRIENDQUESTION MARKFOE0501002023-052026-022026-062023-05-31 · 33.9 · Foe · Historical Reconstruction · iq-4class-v12023-07-31 · 36.0 · Question Mark · Historical Reconstruction · iq-4class-v12023-09-29 · 33.0 · Foe · Historical Reconstruction · iq-4class-v12023-11-30 · 26.9 · Foe · Historical Reconstruction · iq-4class-v12024-01-31 · 35.0 · Foe · Historical Reconstruction · iq-4class-v12024-03-28 · 34.9 · Foe · Historical Reconstruction · iq-4class-v12024-05-31 · 34.6 · Foe · Historical Reconstruction · iq-4class-v12024-07-31 · 48.5 · Question Mark · Historical Reconstruction · iq-4class-v12024-09-30 · 51.5 · Question Mark · Historical Reconstruction · iq-4class-v12024-11-29 · 50.7 · Question Mark · Historical Reconstruction · iq-4class-v12025-01-31 · 47.5 · Question Mark · Historical Reconstruction · iq-4class-v12025-03-31 · 43.2 · Question Mark · Historical Reconstruction · iq-4class-v12025-05-30 · 38.0 · Question Mark · Historical Reconstruction · iq-4class-v12025-07-31 · 38.1 · Question Mark · Historical Reconstruction · iq-4class-v12025-09-30 · 40.0 · Question Mark · Historical Reconstruction · iq-4class-v12025-11-28 · 39.8 · Question Mark · Historical Reconstruction · iq-4class-v12026-01-30 · 41.3 · Question Mark · Historical Reconstruction · iq-4class-v12026-03-31 · 39.6 · Question Mark · Historical Reconstruction · iq-4class-v12026-05-15 · 45.2 · Question Mark · Published Snapshot History · iq-4class-v12026-05-20 · 42.3 · Question Mark · Published Snapshot History · iq-4class-v12026-05-22 · 42.1 · Question Mark · Published Snapshot History · iq-4class-v12026-05-27 · 43.2 · Question Mark · Published Snapshot History · iq-4class-v12026-05-29 · 43.3 · Question Mark · Published Snapshot History · iq-4class-v12026-06-02 · 43.2 · Question Mark · Published Snapshot History · iq-4class-v12026-06-04 · 43.0 · Question Mark · Published Snapshot History · iq-4class-v12026-06-08 · 42.9 · Question Mark · Published Snapshot History · iq-4class-v12026-06-10 · 43.4 · Question Mark · Published Snapshot History · iq-4class-v12026-06-12 · 43.6 · Question Mark · Published Snapshot History · iq-4class-v12026-06-16 · 43.7 · Question Mark · Published Snapshot History · iq-4class-v12026-06-18 · 43.7 · Question Mark · Published Snapshot History · iq-4class-v12026-06-23 · 43.7 · Question Mark · Published Snapshot History · iq-4class-v12026-06-25 · 43.9 · Question Mark · Published Snapshot History · iq-4class-v12026-06-29 · 44.3 · Question Mark · Published Snapshot History · iq-4class-v12026-06-30 · 44.4 · Question Mark · Published Snapshot History · iq-4class-v16535FRIENDQUESTION MARKFOE0501002023-052026-06

Reconstructed monthly scores are computed from current data and methodology. Published snapshots are the frozen monthly releases, marked on the line. Where the methodology changed, the line is broken rather than joined across the change.

Signals & Drivers

IQ signal scores

Each signal is normalised to 0–100 and combined by weight into the overall IQ Score.

Economic Payout Coverage
15/100
Working Capital Preservation
55/100
Distribution Cut Score
100/100
Distribution Trend
46/100

What is working

  • No material annual distribution decline across 6 full years of data

What to watch

  • Distributions exceed long-term total return

Flags & gates

  • Yield Trap

Distribution Safety

4Years raised
0Years cut
12Years of data
DownCurrent trend

Medium confidence (5–9 years of history)

  1. 20070.1299Held
  2. 20080.4583Raised
  3. 20090.1876Lower total
  4. 201039.8863Raised
  5. 20190.3668Lower total
  6. 20201.1004Raised
  7. 20211.1004Held
  8. 20221.1148Raised
  9. 20231.0932Lower total
  10. 20241.0992Held
  11. 20251.086Lower total
  12. 20260.5082Partial year

Distributions per year, from the frozen distribution-stability signal. “Lower total” means the calendar-year sum was smaller than the prior year (often a special-distribution rolloff or timing shift), but did not decline more than the engine's 10% material-decline threshold — see Years Cut above for years that did.

The IQ Score is a research classification of historical income quality. It is not investment advice, not a recommendation and not a prediction of future returns.

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