Is NIM a Friend, Question Mark or Foe?

NIM is classified a Question Mark under the Income Quality Score framework, based on long-duration distribution and total-return history. This is a research classification, not investment advice.

How safe is the NIM distribution?

A Question Mark is an income asset with a mixed or incomplete quality record — some income-quality signals are strong while others are weak, or the available history is too short to classify with confidence. It warrants a closer look rather than a conclusion.

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Public snapshot

NIM Income Quality Score

Name: NIM Income Quality Score
Creator: Income Quality Score
Keywords: NIM income quality, NIM dividend quality, NIM dividend safety, NIM distribution history, NIM dividend score, NIM analysis, Nuveen Select Maturities Municipal Fund dividend

Nuveen Select Maturities Municipal Fund (NIM) has an Income Quality Score of 51/100, classified as a Question Mark with high confidence, based on a 10-year income and total-return history.

Nuveen Select Maturities Municipal Fund (NIM) is a closed-end fund and is part of the IQ Score universe.

July 2026 Snapshot · Delayed

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Long-term focused10-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 Delayed

51/100

Question MarkHigh confidence

Asset Type

CEF

Exchange

NYSE

Trailing Yield (TTM)

Not published

No normalized trailing yield is published for closed-end funds in this snapshot.

Rank in CEF Universe

193 of 358

Lookback

10-year

Data as of

June 30, 2026

How the IQ Score works →

This is a delayed public snapshot. It's intentionally frozen at release — this July 2026 snapshot won't change. Subscribers get NIM's current IQ Score and see the latest classification changes as they happen. The July 2026 snapshot is published as the public launch snapshot.

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NIMNuveen Select Maturities Municipal Fund

51Question MarkHigh confidence

Snapshot: 2026-06
Data as of: 2026-06-30
Lookback: 10-year
Asset type: Closed-End Fund

IQ Score History

Not enough published history yet to draw a trend.

Signals & Drivers

IQ signal scores

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

Economic Payout Coverage

42/100

Working Capital Preservation

57/100

Distribution Cut Score

70/100

Distribution Trend

45/100

What to watch

1–2 years with a material annual distribution decline

Distribution Safety

4Years raised

1Years cut

27Years of data

DownCurrent trend

High confidence (10-year history)

20000.2625Held
20010.6568Raised
20020.5484Lower total
20030.5145Lower total
20040.4764Lower total
20050.4754Held
20060.4732Held
20070.441Lower total
20080.438Held
20090.423Lower total
20100.42Held
20110.413Held
20120.381Lower total
20130.3476Lower total
20140.3422Held
20150.3352Held
20160.3147Lower total
20170.3139Held
20180.314Held
20190.318Held
20200.3653Raised
20210.2873Cut
20220.261Lower total
20230.3075Raised
20240.3573Raised
20250.336Lower total
20260.174Partial 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.

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IQ Score is a long-duration quality and distribution-safety classification for income assets. It is research based on historical data, not personal investment advice, and it does not tell you what to buy or sell. Figures reflect a delayed public snapshot and may differ from current data.