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Nuveen Municipal High Income Opportunity Fund

NMZ
Exchange
NYSE
SEC CIK
0001266585

In the last 90 days, Nuveen Municipal High Income Opportunity Fund insiders filed 3 open-market purchases and 3 sales; 213 institutions reported holding it in 13F filings for Q2 2026, worth $358.6M in total; no superinvestor holds it.

13F holders, Q4 2021

Institutional positions in Nuveen Municipal High Income Opportunity Fund as of Dec 31, 2021. 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
124
+10 vs. Q3 2021
Shares held
10.3M
+543.7K (+5.6%) vs. Q3 2021
Total value
$155.9M
+$11.3M (+7.8%) vs. Q3 2021
New holders
20
51 more added
Sold out
10
22 more reduced

1 institution that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting NMZ 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.

Institutional holdersQ4 2021: 124 institutions
Q1 2021: 110 institutionsQ2 2021: 109 institutionsQ3 2021: 115 institutionsQ4 2021: 124 institutionsQ1 2022: 111 institutionsQ2 2022: 119 institutionsQ3 2022: 121 institutionsQ4 2022: 127 institutionsQ1 2023: 122 institutionsQ2 2023: 112 institutionsQ3 2023: 114 institutionsQ4 2023: 133 institutionsQ1 2024: 117 institutionsQ2 2024: 120 institutionsQ3 2024: 123 institutionsQ4 2024: 127 institutionsQ1 2025: 133 institutionsQ2 2025: 127 institutionsQ3 2025: 124 institutionsQ4 2025: 130 institutionsQ1 2026: 138 institutionsQ2 2026: 213 institutions
Value heldQ4 2021: $155.9M
Q1 2021: $121.9MQ2 2021: $139.8MQ3 2021: $144.6MQ4 2021: $155.9MQ1 2022: $135.6MQ2 2022: $126.0MQ3 2022: $110.2MQ4 2022: $126.8MQ1 2023: $148.6MQ2 2023: $142.7MQ3 2023: $126.6MQ4 2023: $152.2MQ1 2024: $165.4MQ2 2024: $169.4MQ3 2024: $186.7MQ4 2024: $180.7MQ1 2025: $188.9MQ2 2025: $178.2MQ3 2025: $184.9MQ4 2025: $193.0MQ1 2026: $209.4MQ2 2026: $358.6M
Institutions holding NMZ and their total value by quarter
QuarterHoldersValue
Q2 2026213$358.6M
Q1 2026138$209.4M
Q4 2025130$193.0M
Q3 2025124$184.9M
Q2 2025127$178.2M
Q1 2025133$188.9M
Q4 2024127$180.7M
Q3 2024123$186.7M
Q2 2024120$169.4M
Q1 2024117$165.4M
Q4 2023133$152.2M
Q3 2023114$126.6M
Q2 2023112$142.7M
Q1 2023122$148.6M
Q4 2022127$126.8M
Q3 2022121$110.2M
Q2 2022119$126.0M
Q1 2022111$135.6M
Q4 2021124$155.9M
Q3 2021115$144.6M
Q2 2021109$139.8M
Q1 2021110$121.9M

Institutions, Q4 2021

Shares, value and share of portfolio for each institution holding Nuveen Municipal High Income Opportunity Fund; share changes are against Q3 2021.

Institutions holding NMZ in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Advisors Asset Management, Inc.122,885$1.86M0.03%−23,962−16.3%Reduced
U.S. Capital Wealth Advisors, LLC129,787$1.96M0.08%−35,924−21.7%Reduced
Northwestern Mutual Wealth Management Co130,426$1.97M0.00%+23,998+22.5%Added
Rivernorth Capital Management, LLC137,644$2.08M0.08%+137,644New
LPL Financial LLC140,490$2.12M0.00%+2,983+2.2%Added
Traynor Capital Management, Inc.141,202$2.13M0.25%−160.0%Reduced
Financial Advocates Investment Management145,356$2.20M0.16%−643−0.4%Reduced
Cambridge Investment Research Advisors, Inc.152,588$2.31M0.01%−1,922−1.2%Reduced
Kestra Advisory Services, LLC178,093$2.69M0.03%+6,698+3.9%Added
Cliftonlarsonallen Wealth Advisors, LLC193,274$2.92M0.11%−8,180−4.1%Reduced
Royal Bank of Canada221,318$3.35M0.00%+3,021+1.4%Added
Resources Investment Advisors, LLC.223,743$3.38M0.13%+20,566+10.1%Added
AE Wealth Management LLC259,932$3.93M0.03%−150−0.1%Reduced
Wells Fargo & Company275,267$4.16M0.00%+71,046+34.8%Added
Harbour Investments, Inc.287,497$4.35M0.26%−6,347−2.2%Reduced
Raymond James & Associates320,110$4.84M0.00%+34,009+11.9%Added
Raymond James Financial Services Advisors, Inc.324,917$4.91M0.01%+41,266+14.5%Added
Advisor Group Holdings, Inc.350,236$5.29M0.01%−1150.0%Reduced
Van Eck Associates Corp400,374$6.05M0.01%+39,547+11.0%Added
Bank of America Corp441,311$6.67M0.00%−9,006−2.0%Reduced
Guggenheim Capital LLC477,960$7.23M0.04%+28,960+6.4%Added
Commonwealth Equity Services, LLC478,002$7.23M0.02%+67,345+16.4%Added
Morgan Stanley887,265$13.4M0.00%+37,669+4.4%Added
UBS Group AG1,314,691$19.9M0.01%+127,321+10.7%Added
Hennion & Walsh Asset Management, Inc.0$00.00%−475,222−100.0%Sold out
Cohen & Steers, Inc.0$00.00%−38,656−100.0%Sold out
United Capital Financial Advisers, LLC0$00.00%−14,367−100.0%Sold out
Berger Financial Group, Inc0$00.00%−11,230−100.0%Sold out
Wolverine Asset Management LLC0$00.00%−8,340−100.0%Sold out
Trustcore Financial Services, LLC0$00.00%−4,300−100.0%Sold out
Guidance Point Advisors, LLC0$00.00%−2,655−100.0%Sold out
Washington Trust Co0$00.00%−2,426−100.0%Sold out
Institutional & Family Asset Management, LLC0$00.00%−100−100.0%Sold out
Focused Wealth Management, Inc0$00.00%−6−100.0%Sold out
BBVA USA––––Not filed