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, Q3 2025
Institutional positions in Nuveen Municipal High Income Opportunity Fund as of Sep 30, 2025. 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
- −3 vs. Q2 2025
- Shares held
- 18.7M
- +1.49M (+8.7%) vs. Q2 2025
- Total value
- $184.9M
- +$6.66M (+3.7%) vs. Q2 2025
- New holders
- 13
- 47 more added
- Sold out
- 16
- 33 more reduced
Compare with Q2 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 213 | $358.6M |
| Q1 2026 | 138 | $209.4M |
| Q4 2025 | 130 | $193.0M |
| Q3 2025 | 124 | $184.9M |
| Q2 2025 | 127 | $178.2M |
| Q1 2025 | 133 | $188.9M |
| Q4 2024 | 127 | $180.7M |
| Q3 2024 | 123 | $186.7M |
| Q2 2024 | 120 | $169.4M |
| Q1 2024 | 117 | $165.4M |
| Q4 2023 | 133 | $152.2M |
| Q3 2023 | 114 | $126.6M |
| Q2 2023 | 112 | $142.7M |
| Q1 2023 | 122 | $148.6M |
| Q4 2022 | 127 | $126.8M |
| Q3 2022 | 121 | $110.2M |
| Q2 2022 | 119 | $126.0M |
| Q1 2022 | 111 | $135.6M |
| Q4 2021 | 124 | $155.9M |
| Q3 2021 | 115 | $144.6M |
| Q2 2021 | 109 | $139.8M |
| Q1 2021 | 110 | $121.9M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Nuveen Municipal High Income Opportunity Fund; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Morgan Stanley | 2,489,840 | $26.4M | 0.00% | −192,386−7.2% | Reduced |
| UBS Group AG | 1,958,300 | $20.7M | 0.00% | +183,725+10.4% | Added |
| Guggenheim Capital LLC | 1,644,705 | $17.4M | 0.13% | +102,678+6.7% | Added |
| Raymond James Financial Inc | 1,125,161 | $11.9M | 0.00% | +100,526+9.8% | Added |
| Wells Fargo & Company | 854,460 | $9.05M | 0.00% | +41,832+5.1% | Added |
| Hennion & Walsh Asset Management, Inc. | 724,220 | $7.67M | 0.28% | −27,410−3.6% | Reduced |
| LPL Financial LLC | 602,936 | $6.39M | 0.00% | +132,285+28.1% | Added |
| Melone Private Wealth, LLC | 593,859 | $6.29M | 2.85% | +25,997+4.6% | Added |
| Bank of America Corp | 546,444 | $5.79M | 0.00% | −19,485−3.4% | Reduced |
| Van Eck Associates Corp | 453,322 | $4.80M | 0.00% | +42,023+10.2% | Added |
| Gridiron Partners, LLC | 1,649,372 | $4.60M | 2.62% | +1,217,594+282.0% | Added |
| Cetera Investment Advisers | 402,060 | $4.26M | 0.00% | +50,893+14.5% | Added |
| Royal Bank of Canada | 293,529 | $3.11M | 0.00% | −5,526−1.8% | Reduced |
| Stifel Financial Corp | 260,568 | $2.76M | 0.00% | −1,989−0.8% | Reduced |
| Northwestern Mutual Wealth Management Co | 239,326 | $2.53M | 0.00% | +170,236+246.4% | Added |
| Commonwealth Equity Services, LLC | 230,874 | $2.44M | 0.00% | −19,507−7.8% | Reduced |
| High Net Worth Advisory Group LLC | 229,739 | $2.43M | 0.59% | +4,207+1.9% | Added |
| Resources Investment Advisors, LLC. | 220,316 | $2.33M | 0.02% | +906+0.4% | Added |
| Advisor Group Holdings, Inc. | 228,809 | $2.33M | 0.00% | +35,689+18.5% | Added |
| Baird Financial Group, Inc. | 201,041 | $2.13M | 0.00% | +6,242+3.2% | Added |
| PFG Investments, LLC | 176,156 | $1.87M | 0.10% | −12,908−6.8% | Reduced |
| Kestra Advisory Services, LLC | 175,786 | $1.86M | 0.01% | +8,670+5.2% | Added |
| Rockefeller Capital Management L.P. | 148,832 | $1.58M | 0.00% | +6,419+4.5% | Added |
| AE Wealth Management LLC | 139,108 | $1.47M | 0.01% | +8,436+6.5% | Added |
| Palogic Value Management, L.P. | 131,700 | $1.39M | 0.59% | +9,000+7.3% | Added |
| Truist Financial Corp | 130,688 | $1.38M | 0.00% | −3,022−2.3% | Reduced |
| Running Point Capital Advisors, LLC | 118,010 | $1.25M | 0.33% | −23,198−16.4% | Reduced |
| MFA Wealth Services | 112,740 | $1.19M | 0.82% | +2,361+2.1% | Added |
| Regatta Capital Group, LLC | 109,768 | $1.16M | 0.18% | 00.0% | Unchanged |
| Cambridge Investment Research Advisors, Inc. | 94,883 | $1.00M | 0.00% | +4,348+4.8% | Added |
| Mariner, LLC | 90,676 | $960.3K | 0.00% | −1,484−1.6% | Reduced |
| Wakefield Asset Management LLLP | 88,868 | $941.5K | 0.26% | +1,096+1.2% | Added |
| Smith, Moore & Co. | 80,293 | $850.3K | 0.07% | +10,382+14.9% | Added |
| J.W. Cole Advisors, Inc. | 79,400 | $840.8K | 0.02% | −1,679−2.1% | Reduced |
| Camelot Portfolios, LLC | 78,013 | $826.2K | 0.49% | +3,941+5.3% | Added |
| Ameriprise Financial Inc | 77,200 | $817.5K | 0.00% | +66+0.1% | Added |
| Traynor Capital Management, Inc. | 75,177 | $796.1K | 0.05% | −9,542−11.3% | Reduced |
| GWM Advisors LLC | 72,861 | $771.6K | 0.00% | −6,595−8.3% | Reduced |
| Ausdal Financial Partners, Inc. | 70,712 | $748.8K | 0.04% | +279+0.4% | Added |
| WESPAC Advisors, LLC | 70,274 | $744.2K | 0.43% | 00.0% | Unchanged |
| Venture Visionary Partners LLC | 70,127 | $742.7K | 0.03% | +320.0% | Added |
| Platform Technology Partners | 69,503 | $736.0K | 0.18% | +11,140+19.1% | Added |
| Envestnet Asset Management Inc | 68,581 | $726.3K | 0.00% | −12,704−15.6% | Reduced |
| SRS Capital Advisors, Inc. | 62,757 | $664.6K | 0.01% | +62,418+18,412.4% | Added |
| Cliftonlarsonallen Wealth Advisors, LLC | 58,233 | $616.7K | 0.01% | −1,678−2.8% | Reduced |
| LexAurum Advisors, LLC | 57,357 | $607.4K | 0.09% | +796+1.4% | Added |
| Wiley Bros.-Aintree Capital, LLC | 56,778 | $601.3K | 0.00% | +72+0.1% | Added |
| Eq Wealth Advisors, LLC | 51,237 | $542.6K | 0.36% | +39,319+329.9% | Added |
| Private Advisor Group, LLC | 49,164 | $520.6K | 0.00% | +14,840+43.2% | Added |
| Core Wealth Partners LLC | 44,494 | $471.2K | 0.22% | +34+0.1% | Added |
| Harbour Investments, Inc. | 41,971 | $444.5K | 0.01% | −27,707−39.8% | Reduced |
| We Are One Seven, LLC | 39,674 | $420.1K | 0.01% | +1,091+2.8% | Added |
| Everstar Asset Management, LLC | 39,058 | $413.6K | 0.23% | −906−2.3% | Reduced |
| Invesco Ltd. | 36,732 | $389.0K | 0.00% | −25,536−41.0% | Reduced |
| Williams Jones Wealth Management, LLC. | 34,963 | $370.3K | 0.00% | +34,963 | New |
| Ibex Wealth Advisors | 33,739 | $357.3K | 0.03% | 00.0% | Unchanged |
| Janney Montgomery Scott LLC | 32,648 | $346.0K | 0.00% | −805−2.4% | Reduced |
| Capital Investment Advisors, LLC | 31,156 | $329.9K | 0.01% | −1,500−4.6% | Reduced |
| Archetype Wealth Partners | 30,890 | $327.0K | 0.04% | −3,708−10.7% | Reduced |
| Wedbush Securities Inc | 30,487 | $323.0K | 0.01% | +16+0.1% | Added |
| Focus Financial Network, Inc. | 30,301 | $322.9K | 0.01% | +874+3.0% | Added |
| Plan Group Financial, LLC | 25,114 | $266.0K | 0.07% | +4,687+22.9% | Added |
| StoneX Group Inc. | 25,050 | $265.4K | 0.01% | −5,614−18.3% | Reduced |
| Duncker Streett & Co Inc | 22,900 | $242.5K | 0.04% | 00.0% | Unchanged |
| Ashton Thomas Private Wealth, LLC | 20,187 | $214.2K | 0.01% | +20,187 | New |
| Oppenheimer & Co Inc | 20,132 | $213.2K | 0.00% | +4,079+25.4% | Added |
| Melfa Wealth Management, LLC | 19,802 | $209.7K | 0.12% | 00.0% | Unchanged |
| Noble Wealth Management PBC | 19,664 | $208.2K | 0.11% | +19,664 | New |
| Mutual Advisors, LLC | 19,560 | $206.0K | 0.00% | +2,246+13.0% | Added |
| KG&L Capital Management,LLC | 18,800 | $199.1K | 0.05% | +1,400+8.0% | Added |
| EWG Elevate Inc. | 17,825 | $188.8K | 0.06% | 00.0% | Unchanged |
| Kercheville Advisors, LLC | 17,531 | $185.7K | 0.06% | +24+0.1% | Added |
| Creative Planning | 17,332 | $183.5K | 0.00% | −214−1.2% | Reduced |
| Jane Street Group, LLC | 17,166 | $181.8K | 0.00% | −32,933−65.7% | Reduced |
| Kestra Private Wealth Services, LLC | 16,907 | $179.1K | 0.00% | +3,034+21.9% | Added |
| HRT Financial LP | 15,909 | $168.0K | 0.00% | +15,909 | New |
| Van Hulzen Asset Management, LLC | 15,657 | $165.8K | 0.01% | 00.0% | Unchanged |
| D.A. Davidson & Co. | 15,149 | $160.4K | 0.00% | 00.0% | Unchanged |
| Dynamic Advisor Solutions LLC | 14,727 | $156.0K | 0.00% | +1,713+13.2% | Added |
| Tyche Wealth Partners LLC | 14,349 | $152.0K | 0.03% | 00.0% | Unchanged |
| Pacitti Group Inc. | 13,846 | $146.6K | 0.06% | −530−3.7% | Reduced |
| Independent Financial Group, LLC | 13,000 | $137.7K | 0.00% | −10,000−43.5% | Reduced |
| Merit Financial Group, LLC | 12,587 | $133.3K | 0.00% | −715−5.4% | Reduced |
| Thrivent Financial for Lutherans | 12,530 | $133.0K | 0.00% | +12,530 | New |
| Sonora Investment Management Group, LLC | 12,154 | $128.7K | 0.01% | 00.0% | Unchanged |
| Spire Wealth Management | 11,986 | $126.9K | 0.00% | +37+0.3% | Added |
| National Asset Management, Inc. | 11,968 | $126.7K | 0.01% | −1,817−13.2% | Reduced |
| Concurrent Investment Advisors, LLC | 11,964 | $126.7K | 0.00% | 00.0% | Unchanged |
| AlphaCore Capital LLC | 11,573 | $123.3K | 0.00% | −1,261−9.8% | Reduced |
| Berkeley Capital Partners, LLC | 11,573 | $122.6K | 0.03% | −600−4.9% | Reduced |
| Hudson Valley Investment Advisors Inc | 11,500 | $121.8K | 0.01% | 00.0% | Unchanged |
| MAI Capital Management | 11,038 | $116.9K | 0.00% | 00.0% | Unchanged |
| Principle Wealth Partners LLC | 11,000 | $116.5K | 0.01% | 00.0% | Unchanged |
| Sage Capital Management, LLC | 10,500 | $111.2K | 0.05% | 00.0% | Unchanged |
| Horizon Kinetics Asset Management LLC | 10,369 | $109.8K | 0.00% | −6,953−40.1% | Reduced |
| Snowden Capital Advisors LLC | 10,291 | $109.7K | 0.00% | 00.0% | Unchanged |
| Secure Asset Management, LLC | 10,081 | $107.2K | 0.02% | −2,071−17.0% | Reduced |
| Cito Capital Group, LLC | 10,000 | $107.0K | 0.03% | 00.0% | Unchanged |
| Diversify Wealth Management, LLC | 10,000 | $106.6K | 0.01% | 00.0% | Unchanged |
| Intellus Advisors LLC | 10,000 | $105.9K | 0.01% | 00.0% | Unchanged |