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Nuveen Municipal High Income Opportunity Fund (NMZ)

Financial Services | Asset Management | Chicago, United States | NYSE
9.97 USD -0.04 (-0.400%) ⇩ (Aug. 28, 2026, 4 p.m. EDT)
After hours: 9.97

Short-term:★★☆☆☆Long-term:★☆☆☆☆Dividends:★★☆☆☆
Hot Take | Aug. 22, 2026, 1:05 a.m. EDT

The short-term outlook remains cautiously bearish due to a persistent downtrend where the price trades significantly below both its 50-day and 200-day moving averages, indicating sustained selling pressure despite recent minor bounces. While the statistical model shows high confidence in a flat trend over the next month, this lack of directional momentum fails to generate a bullish entry signal, leaving the asset in a defensive posture. Looking further ahead, the long-term investment case is severely compromised by a brutal nine-year trajectory that has erased nearly 34% of value, driven by six out of nine years of negative returns. Although the most recent annual decline was isolated, the cumulative damage suggests a structural deterioration in the fund's ability to preserve capital or generate growth, making it a poor candidate for a multi-year hold. The dividend profile appears attractive on the surface with a yield near 8%, but a closer look reveals a dangerous payout ratio exceeding 110%, meaning the fund is distributing more cash than it generates in earnings. This unsustainable burn rate, combined with negative operating cash flow, indicates the dividend is likely being funded by principal erosion rather than genuine profitability, rendering it unreliable for investors seeking sustainable income.

Model Selection — Backtest MAE (log-scale, lower is better)
ModelMAE
AutoETS ✓0.014161
AutoARIMA0.014161
MSTL0.014332
AutoTheta0.016223

Forecast horizon: 45 days | Selected: AutoETS

Forecast Reliability
Score 67%
H-stat 0.31
Ljung-Box p 0.000
Jarque-Bera p 0.368
Excess Kurtosis -0.91
Attribute Value
Sector Financial Services
Ex Dividend Date 2026-08-13
Last Dividend Date 2026-08-13
Debt to Equity Ratio 28.711
Revenue per Share 0.513
Market Cap 2,147,216,128
Trailing P/E 14.45
Beta 0.72
Profit Margins 69.26%
Website https://www.nuveen.com/CEF/Product/Overview.aspx?FundCode=NMZ&refsrc=vu_nuveen.com/nmz

Dividend Data

Yield Summary
Last Yield 1yr Yield 3yr Avg 5yr Avg
0.64% 7.59% 6.93% 6.42%
Dividend History
Date Dividend Yield %
2026-08-14 0.066 0.643902
2026-07-15 0.066 0.634615
2026-06-15 0.066 0.638298
2026-05-15 0.066 0.651530
2026-04-15 0.066 0.641399
2026-03-13 0.066 0.632790
2026-02-13 0.066 0.622641
2026-01-15 0.066 0.631579
2025-12-15 0.066 0.631579
2025-11-14 0.066 0.619137
2025-10-15 0.066 0.619718
2025-09-15 0.066 0.626186
2025-08-15 0.066 0.654762
2025-07-15 0.066 0.643902
2025-06-13 0.066 0.642648
2025-05-15 0.066 0.627973
2025-04-15 0.066 0.648968
2025-03-14 0.066 0.597826
2025-02-14 0.066 0.589286
2025-01-15 0.066 0.603291
2024-12-13 0.066 0.582011
2024-11-15 0.066 0.591398
2024-10-15 0.066 0.572917
2024-09-13 0.066 0.561224
2024-08-15 0.066 0.604396
2024-07-15 0.066 0.611677
2024-06-14 0.066 0.607176
2024-05-14 0.048 0.455408
2024-04-12 0.048 0.461983
2024-03-14 0.048 0.462874
2024-02-14 0.043 0.422397
2024-01-11 0.043 0.437882
2023-12-14 0.043 0.427861
2023-11-14 0.043 0.455026
2023-10-12 0.043 0.475138
2023-09-14 0.046 0.461384
2023-08-14 0.046 0.444015
2023-07-13 0.046 0.431520
2023-06-14 0.046 0.429104
2023-05-12 0.046 0.438513
2023-04-13 0.046 0.417044
2023-03-14 0.046 0.443160
2023-02-14 0.046 0.426716
2023-01-12 0.046 0.427907
2022-12-14 0.054 0.493601
2022-11-14 0.054 0.526829
2022-10-13 0.054 0.537849
2022-09-14 0.059 0.524444
2022-08-12 0.059 0.474658
2022-07-14 0.059 0.494966
2022-06-14 0.065 0.569177
2022-05-12 0.065 0.548523
2022-04-13 0.065 0.529316
2022-03-14 0.065 0.486527
2022-02-14 0.065 0.475842
2022-01-13 0.065 0.437416
2021-12-14 0.065 0.434492
2021-11-12 0.065 0.435365
2021-10-14 0.065 0.442177
2021-09-14 0.065 0.427632
2021-08-12 0.065 0.419626
2021-07-14 0.065 0.413486
2021-06-14 0.065 0.428760
2021-05-13 0.065 0.440678
2021-04-14 0.065 0.442177
2021-03-12 0.062 0.433566
2021-02-11 0.062 0.417227
2021-01-14 0.062 0.435088
2020-12-14 0.062 0.441910
2020-11-12 0.062 0.460967
2020-10-14 0.062 0.461997
2020-09-14 0.062 0.460967
2020-08-13 0.062 0.453548
2020-07-14 0.062 0.461310
2020-06-12 0.062 0.468986
2020-05-14 0.062 0.509868
2020-04-14 0.060 0.472069
2020-03-12 0.060 0.529568
2020-02-13 0.060 0.411523
2020-01-14 0.060 0.417246
2019-12-12 0.060 0.421644
2019-11-14 0.060 0.420757
2019-10-11 0.060 0.419580
2019-09-12 0.060 0.432588
2019-08-14 0.060 0.417246
2019-07-12 0.060 0.423131
2019-06-13 0.060 0.429799
2019-05-14 0.060 0.438596
2019-04-12 0.060 0.439883
2019-03-14 0.060 0.459418
2019-02-14 0.057 0.443925
2019-01-14 0.057 0.467596
2018-12-13 0.057 0.484282
2018-11-14 0.057 0.479798
2018-10-12 0.057 0.481419
2018-09-13 0.057 0.444271
2018-08-14 0.060 0.457666
2018-07-12 0.060 0.468750
2018-06-14 0.060 0.476569
2018-05-14 0.060 0.479616
2018-04-12 0.060 0.484261
2018-03-14 0.060 0.476948
2018-02-14 0.065 0.499616
2018-01-11 0.065 0.476889
2017-12-14 0.074 0.537010
2017-11-14 0.065 0.476190
2017-10-12 0.065 0.472727
2017-09-14 0.065 0.474799
2017-08-11 0.068 0.502959
2017-07-12 0.068 0.506706
2017-06-13 0.068 0.505576
2017-05-11 0.068 0.513208
2017-04-11 0.068 0.514372
2017-03-13 0.068 0.531250
2017-02-13 0.068 0.519481
2017-01-11 0.068 0.523480
2016-12-13 0.073 0.568093
2016-11-10 0.070 0.529101
2016-10-12 0.070 0.507614
2016-09-13 0.070 0.489853
2016-08-11 0.076 0.505319
2016-07-13 0.076 0.517711
2016-06-13 0.076 0.526681
2016-05-11 0.076 0.535966
2016-04-13 0.076 0.537482
2016-03-11 0.076 0.547945
2016-02-10 0.076 0.545585
2016-01-13 0.076 0.549928
2015-12-11 0.085 0.624082
2015-11-10 0.076 0.567588
2015-10-13 0.076 0.563380
2015-09-11 0.076 0.562963
2015-08-12 0.076 0.564217
2015-07-13 0.076 0.575758
2015-06-11 0.076 0.585065
2015-05-13 0.076 0.563380
2015-04-13 0.076 0.551924
2015-03-11 0.076 0.551524
2015-02-11 0.076 0.554340
2015-01-13 0.076 0.560472
2014-12-11 0.086 0.647590
2014-11-12 0.076 0.568437
2014-10-10 0.076 0.580596
2014-09-11 0.076 0.587780
2014-08-13 0.076 0.586420
2014-07-11 0.076 0.585065
2014-06-11 0.076 0.573152
2014-05-13 0.076 0.571429
2014-04-11 0.076 0.594214
2014-03-12 0.076 0.604614
2014-02-12 0.076 0.597954
2014-01-13 0.076 0.623974
2013-12-11 0.078 0.688438
2013-11-13 0.073 0.631488
2013-10-10 0.073 0.638112
2013-09-11 0.073 0.660633
2013-07-23 0.055 0.464527
2013-07-10 0.091 0.742857
2013-06-12 0.073 0.588710
2013-05-13 0.073 0.532070
2013-04-11 0.073 0.533626
2013-03-13 0.073 0.535583
2013-02-13 0.073 0.516997
2013-01-11 0.073 0.509777
2012-12-12 0.073 0.513001
2012-11-13 0.073 0.531682
2012-10-11 0.073 0.522923
2012-09-12 0.073 0.525558
2012-08-13 0.073 0.531682
2012-07-11 0.073 0.545183
2012-06-13 0.073 0.549285
2012-05-11 0.073 0.546816
2012-04-11 0.073 0.564578
2012-03-13 0.073 0.566770
2012-02-13 0.073 0.565891
2012-01-11 0.073 0.593014
2011-12-13 0.096 0.788825
2011-11-10 0.073 0.622867
2011-10-12 0.073 0.637555
2011-09-13 0.073 0.642040
2011-08-11 0.078 0.700180
2011-07-13 0.078 0.666667
2011-06-13 0.078 0.668954
2011-05-11 0.084 0.695364
2011-04-13 0.084 0.718563
2011-03-11 0.084 0.729800
2011-02-11 0.084 0.732984
2011-01-12 0.084 0.760181
2010-12-13 0.084 0.763636
2010-11-10 0.084 0.666667
2010-10-13 0.084 0.647149
2010-09-13 0.084 0.626866
2010-08-11 0.084 0.638298
2010-07-13 0.084 0.646651
2010-06-11 0.084 0.660897
2010-05-12 0.084 0.650155
2010-04-13 0.084 0.638783
2010-03-11 0.084 0.667727
2010-02-10 0.084 0.672000
2010-01-13 0.084 0.666667
2009-12-11 0.088 0.703437
2009-11-10 0.084 0.692498
2009-10-13 0.084 0.676328
2009-09-11 0.084 0.694215
2009-08-12 0.084 0.763636
2009-07-13 0.084 0.798479
2009-06-11 0.084 0.738786
2009-05-13 0.084 0.816327
2009-04-13 0.084 0.848485
2009-03-11 0.084 0.865088
2009-02-11 0.084 0.790216
2009-01-13 0.084 0.839161
2008-12-11 0.123 1.597403
2008-11-12 0.084 0.811594
2008-10-10 0.084 1.193182
2008-09-11 0.084 0.586183
2008-08-13 0.082 0.564738
2008-07-11 0.082 0.540897
2008-06-11 0.082 0.532122
2008-05-13 0.082 0.532468
2008-04-11 0.082 0.538765
2008-03-12 0.082 0.544489
2008-02-13 0.082 0.522293
2008-01-11 0.082 0.513141
2007-12-12 0.175 1.138582
2007-11-13 0.082 0.523962
2007-10-11 0.082 0.511541
2007-09-12 0.082 0.487225
2007-08-13 0.082 0.499087
2007-07-11 0.082 0.484347
2007-06-13 0.082 0.503685
2007-05-11 0.082 0.451542
2007-04-11 0.082 0.460933
2007-03-13 0.082 0.461972
2007-02-13 0.082 0.464063
2007-01-10 0.082 0.466970
2006-12-13 0.086 0.496823
2006-11-13 0.082 0.478972
2006-10-11 0.082 0.479532
2006-09-13 0.082 0.488386
2006-08-11 0.085 0.499119
2006-07-12 0.085 0.520196
2006-06-13 0.085 0.505351
2006-05-11 0.089 0.524146
2006-04-11 0.089 0.534856
2006-03-13 0.089 0.527251
2006-02-13 0.089 0.533893
2006-01-11 0.089 0.546347
2005-12-13 0.089 0.573084
2005-11-10 0.089 0.559397
2005-10-12 0.089 0.556250
2005-09-13 0.089 0.551425
2005-08-11 0.089 0.567602
2005-07-13 0.089 0.557295
2005-06-13 0.089 0.574564
2005-05-11 0.089 0.576425
2005-04-13 0.089 0.595318
2005-03-11 0.089 0.589014
2005-02-11 0.089 0.585526
2005-01-12 0.089 0.595318
2004-12-13 0.151 1.016835
2004-11-10 0.089 0.602573
2004-10-13 0.089 0.596115
2004-09-13 0.089 0.607509
2004-08-11 0.089 0.613370
2004-07-13 0.089 0.621508
2004-06-14 0.089 0.647273
2004-05-12 0.089 0.650585
2004-04-13 0.089 0.608755
2004-03-11 0.089 0.573084
2004-02-11 0.089 0.579427
2004-01-14 0.089 0.589014
Additional Data
dividendRate 0.79
dividendYield 7.88
exDividendDate 2026-08-14
trailingAnnualDividendRate 0.783
trailingAnnualDividendYield 0.078221776
lastDividendValue 0.066
lastDividendDate 2026-08-14
dividendDate 2019-02-01

Info Dump

Attribute Value
52 Week Change -0.0089463
Address1 333 West Wacker Drive
All Time High 18.97
All Time Low 6.01
Ask 9.98
Ask Size 1,300
Average Daily Volume10 Day 626,960
Average Daily Volume3 Month 651,107
Average Volume 651,107
Average Volume10Days 626,960
Beta 0.722
Bid 9.97
Bid Size 18,600
Book Value 10.368
City Chicago
Country United States
Crypto Tradeable 0
Currency USD
Current Price 9.97
Current Ratio 0.18
Custom Price Alert Confidence HIGH
Date Short Interest 1,786,665,600
Day High 10.03
Day Low 9.9601
Debt To Equity 28.711
Dividend Date 1,548,979,200
Dividend Rate 0.79
Dividend Yield 7.88
Earnings Timestamp End 1,751,918,400
Earnings Timestamp Start 1,751,313,600
Ebitda Margins 0.0
Enterprise To Revenue 25.091
Enterprise Value 2,771,266,048
Eps Trailing Twelve Months 0.69
Esg Populated 0
Ex Dividend Date 1,786,665,600
Exchange NYQ
Exchange Data Delayed By 0
Exchange Timezone Name America/New_York
Exchange Timezone Short Name EDT
Fifty Day Average 10.2888
Fifty Day Average Change -0.31879997
Fifty Day Average Change Percent -0.030985145
Fifty Two Week Change Percent -0.89462996
Fifty Two Week High 10.77
Fifty Two Week High Change -0.8000002
Fifty Two Week High Change Percent -0.074280426
Fifty Two Week Low 9.96
Fifty Two Week Low Change 0.010000229
Fifty Two Week Low Change Percent 0.0010040391
Fifty Two Week Range 9.96 - 10.77
Financial Currency USD
First Trade Date Milliseconds 1,069,338,600,000
Five Year Avg Dividend Yield 6.27
Full Exchange Name NYSE
Fullday Change -0.04
Fullday Change Percent -0.3996
Fullday Price 9.97
Gmt Off Set Milliseconds -14,400,000
Gross Margins 1.0
Gross Profits 110,448,368
Has Pre Post Market Data 1
Held Percent Insiders 0.000030000001
Held Percent Institutions 0.15847
Implied Shares Outstanding 215,367,714
Industry Asset Management
Industry Disp Asset Management
Industry Key asset-management
Is Earnings Date Estimate 1
Language en-US
Last Dividend Date 1,786,665,600
Last Dividend Value 0.066
Last Fiscal Year End 1,761,868,800
Long Business Summary Nuveen Municipal High Income Opportunity Fund is a closed-end fixed income mutual fund launched by Nuveen Investments Inc. The fund is co-managed by Nuveen Fund Advisors LLC and Nuveen Asset Management, LLC. It invests in the fixed income markets of the United States. The fund primarily invests in investment grade tax-exempt municipal securities. The fund was formerly known as Nuveen Municipal High Yield Opportunity Fund. Nuveen Municipal High Income Opportunity Fund was founded in November 19, 2003 and is based in the United States.
Long Name Nuveen Municipal High Income Opportunity Fund
Market us_market
Market Cap 2,147,216,128
Market State CLOSED
Max Age 86,400
Message Board Id finmb_7424168
Most Recent Quarter 1,777,507,200
Net Income To Common 76,498,960
Next Fiscal Year End 1,793,404,800
Non Diluted Market Cap 2,155,830,817
Open 10.03
Operating Cashflow -290,445,888
Operating Margins 0.87167
Payout Ratio 1.1391001
Phone 312 917 7700
Post Market Change 0.0
Post Market Change Percent 0.0
Post Market Price 9.97
Post Market Time 1,787,959,805
Previous Close 10.01
Price Hint 2
Price To Book 0.9616127
Price To Sales Trailing12 Months 19.440905
Profit Margins 0.69262004
Quick Ratio 0.18
Quote Source Name Nasdaq Real Time Price
Quote Type EQUITY
Recommendation Key none
Region US
Regular Market Change -0.04
Regular Market Change Percent -0.3996
Regular Market Day High 10.03
Regular Market Day Low 9.9601
Regular Market Day Range 9.9601 - 10.03
Regular Market Open 10.03
Regular Market Previous Close 10.01
Regular Market Price 9.97
Regular Market Time 1,787,947,202
Regular Market Volume 610,480
Revenue Growth -0.013
Revenue Per Share 0.513
Sand P52 Week Change 0.20204377
Sector Financial Services
Sector Disp Financial Services
Sector Key financial-services
Shares Outstanding 215,367,714
Shares Percent Shares Out 0.0004
Shares Short 94,285
Shares Short Previous Month Date 1,784,073,600
Shares Short Prior Month 162,863
Short Name Nuveen Municipal High Income Op
Short Percent Of Float 0.0004
Short Ratio 0.15
Source Interval 15
State IL
Symbol NMZ
Total Cash 17,067,196
Total Cash Per Share 0.079
Total Debt 641,116,992
Total Revenue 110,448,368
Tradeable 0
Trailing Annual Dividend Rate 0.783
Trailing Annual Dividend Yield 0.078221776
Trailing Eps 0.69
Trailing P E 14.449276
Trailing Peg Ratio None
Triggerable 1
Two Hundred Day Average 10.36335
Two Hundred Day Average Change -0.39334965
Two Hundred Day Average Change Percent -0.03795584
Type Disp Equity
Volume 610,480
Website https://www.nuveen.com/CEF/Product/Overview.aspx?FundCode=NMZ&refsrc=vu_nuveen.com/nmz
Zip 60,606-1220