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, Q2 2026
Institutional positions in Nuveen Municipal High Income Opportunity Fund as of Jun 30, 2026. 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
- 213
- +76 vs. Q1 2026
- Shares held
- 33.9M
- +13.7M (+68.2%) vs. Q1 2026
- Total value
- $358.6M
- +$149.2M (+71.3%) vs. Q1 2026
- New holders
- 88
- 81 more added
- Sold out
- 12
- 20 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Nuveen Municipal High Income Opportunity Fund; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Duncker Streett & Co Inc | 22,900 | $242.1K | 0.04% | 00.0% | Unchanged |
| XTX Topco Ltd | 23,588 | $249.3K | 0.00% | −25,742−52.2% | Reduced |
| RMB Capital Management, LLC | 23,519 | $250.1K | 0.00% | +23,519 | New |
| XML Financial, LLC | 23,726 | $250.8K | 0.02% | +11,026+86.8% | Added |
| Alexander Labrunerie & Co., Inc. | 24,948 | $263.7K | 0.09% | +24,948 | New |
| Plan Group Financial, LLC | 25,114 | $265.5K | 0.05% | 00.0% | Unchanged |
| Envestnet Portfolio Solutions, Inc. | 25,341 | $267.9K | 0.00% | +25,341 | New |
| Mirador Capital Partners LP | 25,438 | $268.9K | 0.03% | +25,438 | New |
| OMNI 360 Wealth, Inc. | 25,893 | $273.7K | 0.13% | +25,893 | New |
| Chancellor Financial Group WB LP | 26,126 | $276.2K | 0.17% | +26,126 | New |
| TCG Advisory Services, LLC | 26,213 | $277.1K | 0.01% | +26,213 | New |
| Highland Investment Advisors LLC | 26,336 | $278.4K | 0.12% | +26,336 | New |
| StoneX Group Inc. | 26,264 | $279.3K | 0.01% | +26,264 | New |
| Buckingham Strategic Partners | 26,937 | $284.7K | 0.00% | +26,937 | New |
| Johnson & White Wealth Management, LLC | 26,941 | $284.8K | 0.11% | +26,941 | New |
| Peapack Gladstone Financial Corp | 27,767 | $293.0K | 0.00% | +27,767 | New |
| Ethos Financial Group, LLC | 28,583 | $294.0K | 0.02% | +28,583 | New |
| We Are One Seven, LLC | 28,620 | $302.5K | 0.00% | +1,156+4.2% | Added |
| Alpine Global Management, LLC | 28,980 | $306.3K | 0.05% | +28,980 | New |
| Creative Planning | 29,062 | $307.2K | 0.00% | +8,581+41.9% | Added |
| Kercheville Advisors, LLC | 29,364 | $310.4K | 0.09% | +11,785+67.0% | Added |
| Sykon Capital LLC | 30,271 | $320.0K | 0.10% | +30,271 | New |
| Capital Investment Advisors, LLC | 30,374 | $321.1K | 0.00% | −115−0.4% | Reduced |
| NCM Capital Management, LLC | 30,451 | $321.9K | 0.10% | +30,451 | New |
| Aviance Capital Partners, LLC | 31,123 | $329.0K | 0.03% | +31,123 | New |
| RMR Wealth Builders | 31,182 | $331.6K | 0.02% | +31,182 | New |
| Atomi Financial Group, Inc. | 32,452 | $343.0K | 0.01% | +32,452 | New |
| Noble Wealth Management PBC | 33,022 | $349.0K | 0.16% | −642−1.9% | Reduced |
| Signal Advisors Wealth, LLC | 33,752 | $356.8K | 0.02% | +11,054+48.7% | Added |
| Ashton Thomas Private Wealth, LLC | 34,487 | $364.5K | 0.01% | +8,000+30.2% | Added |
| Ibex Wealth Advisors | 37,521 | $396.6K | 0.03% | +3,782+11.2% | Added |
| Everstar Asset Management, LLC | 37,529 | $396.7K | 0.19% | +4,055+12.1% | Added |
| Wealth Effects LLC | 37,898 | $400.6K | 0.11% | +37,898 | New |
| Cliftonlarsonallen Wealth Advisors, LLC | 38,418 | $406.1K | 0.01% | 00.0% | Unchanged |
| West Chester Capital Advisors, Inc | 39,137 | $413.7K | 0.28% | +39,137 | New |
| Merit Financial Group, LLC | 39,244 | $414.8K | 0.00% | +28,518+265.9% | Added |
| Nations Financial Group Inc, | 39,327 | $415.7K | 0.02% | +39,327 | New |
| Harbour Investments, Inc. | 41,081 | $434.2K | 0.01% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 41,492 | $438.6K | 0.00% | +14,755+55.2% | Added |
| Melfa Wealth Management, LLC | 41,574 | $439.4K | 0.24% | +21,772+109.9% | Added |
| Secure Asset Management, LLC | 42,190 | $445.9K | 0.06% | +19,600+86.8% | Added |
| Core Wealth Partners LLC | 44,599 | $471.4K | 0.20% | +36+0.1% | Added |
| Traynor Capital Management, Inc. | 45,229 | $478.1K | 0.02% | +148+0.3% | Added |
| Oppenheimer & Co Inc | 51,878 | $548.4K | 0.01% | +31,294+152.0% | Added |
| Evolve Private Wealth, LLC | 52,207 | $555.3K | 0.03% | +52,207 | New |
| Mariner, LLC | 53,135 | $561.6K | 0.00% | −106,540−66.7% | Reduced |
| Steward Partners Investment Advisory, LLC | 58,059 | $613.7K | 0.00% | +42,364+269.9% | Added |
| Smith, Moore & Co. | 59,977 | $634.0K | 0.04% | +17,178+40.1% | Added |
| Wealthcare Advisory Partners LLC | 62,179 | $657.2K | 0.01% | +62,179 | New |
| Camelot Portfolios, LLC | 67,263 | $711.0K | 0.50% | −5,590−7.7% | Reduced |
| Captrust Financial Advisors | 69,119 | $730.6K | 0.00% | +69,119 | New |
| Eq Wealth Advisors, LLC | 70,022 | $740.1K | 0.41% | +4,136+6.3% | Added |
| Worthington Financial Partners, LLC | 70,330 | $743.4K | 0.62% | +79+0.1% | Added |
| WESPAC Advisors, LLC | 72,603 | $767.4K | 0.37% | 00.0% | Unchanged |
| Mutual Advisors, LLC | 73,760 | $779.6K | 0.01% | +32,742+79.8% | Added |
| The PNC Financial Services Group, Inc. | 76,640 | $810.1K | 0.00% | +76,640 | New |
| TCP Asset Management, LLC | 77,231 | $816.3K | 0.09% | −6,564−7.8% | Reduced |
| Thompson David Blair | 79,703 | $842.5K | 0.42% | −14,539−15.4% | Reduced |
| Jane Street Group, LLC | 80,144 | $847.1K | 0.00% | +38,938+94.5% | Added |
| YHB Investment Advisors, Inc. | 82,213 | $869.0K | 0.06% | +29,158+55.0% | Added |
| Envestnet Asset Management Inc | 85,443 | $903.1K | 0.00% | +3,842+4.7% | Added |
| Ausdal Financial Partners, Inc. | 88,855 | $939.8K | 0.04% | +4,140+4.9% | Added |
| CF Capital LLC | 89,600 | $947.1K | 1.14% | +89,600 | New |
| Venture Visionary Partners LLC | 92,581 | $978.6K | 0.03% | +22,390+31.9% | Added |
| MFA Wealth Services | 95,615 | $1.01M | 0.60% | −13,931−12.7% | Reduced |
| Wiley Bros.-Aintree Capital, LLC | 97,221 | $1.03M | 0.00% | +3,796+4.1% | Added |
| Colony Group, LLC | 97,723 | $1.03M | 0.00% | +62,494+177.4% | Added |
| Gridiron Partners, LLC | 101,622 | $1.07M | 0.56% | −218,213−68.2% | Reduced |
| Private Advisor Group, LLC | 110,215 | $1.16M | 0.01% | +55,951+103.1% | Added |
| Breakwater Capital Group | 110,775 | $1.17M | 0.14% | +110,775 | New |
| Wakefield Asset Management LLLP | 115,718 | $1.22M | 0.28% | +13,895+13.6% | Added |
| Ameriprise Financial Inc | 116,078 | $1.23M | 0.00% | +24,967+27.4% | Added |
| Cerity Partners LLC | 117,347 | $1.24M | 0.00% | −736−0.6% | Reduced |
| Kingsview Wealth Management, LLC | 124,142 | $1.31M | 0.02% | +124,142 | New |
| Palogic Value Management, L.P. | 135,750 | $1.43M | 0.51% | +2,500+1.9% | Added |
| BCS Private Wealth Management, Inc. | 134,954 | $1.44M | 0.43% | +134,954 | New |
| High Net Worth Advisory Group LLC | 136,345 | $1.44M | 0.31% | −3,919−2.8% | Reduced |
| Truist Financial Corp | 136,648 | $1.44M | 0.00% | −2,346−1.7% | Reduced |
| Ellis Investment Partners, LLC | 139,381 | $1.47M | 0.22% | +27,954+25.1% | Added |
| PFG Investments, LLC | 141,199 | $1.49M | 0.06% | +13,483+10.6% | Added |
| Cambridge Investment Research Advisors, Inc. | 143,340 | $1.51M | 0.00% | +61,391+74.9% | Added |
| HighPoint Advisor Group LLC | 148,159 | $1.57M | 0.06% | +22,965+18.3% | Added |
| Stifel Financial Corp | 151,024 | $1.60M | 0.00% | −109,892−42.1% | Reduced |
| GWM Advisors LLC | 165,408 | $1.75M | 0.01% | +111,687+207.9% | Added |
| Fifth Third Bancorp | 168,093 | $1.78M | 0.00% | +145,004+628.0% | Added |
| Equitable Holdings, Inc. | 170,091 | $1.80M | 0.01% | +170,091 | New |
| AE Wealth Management LLC | 172,917 | $1.83M | 0.01% | +14,061+8.9% | Added |
| Resources Investment Advisors, LLC. | 187,628 | $1.98M | 0.02% | +1,142+0.6% | Added |
| Kestra Advisory Services, LLC | 189,986 | $2.01M | 0.01% | +18,388+10.7% | Added |
| Platform Technology Partners | 193,277 | $2.04M | 0.33% | +20,042+11.6% | Added |
| Baird Financial Group, Inc. | 217,064 | $2.29M | 0.00% | +59,503+37.8% | Added |
| Janney Montgomery Scott LLC | 220,498 | $2.33M | 0.00% | +183,765+500.3% | Added |
| HighTower Advisors, LLC | 265,084 | $2.80M | 0.00% | +265,084 | New |
| Advisors Asset Management, Inc. | 271,945 | $2.87M | 0.04% | +9,551+3.6% | Added |
| Advisor Group Holdings, Inc. | 311,793 | $3.30M | 0.00% | +89,903+40.5% | Added |
| Commonwealth Equity Services, LLC | 446,955 | $4.72M | 0.01% | +226,886+103.1% | Added |
| Royal Bank of Canada | 450,516 | $4.76M | 0.00% | +172,999+62.3% | Added |
| Northwestern Mutual Wealth Management Co | 516,095 | $5.46M | 0.00% | +175,474+51.5% | Added |
| Rockefeller Capital Management L.P. | 592,054 | $6.26M | 0.01% | +460,827+351.2% | Added |
| Melone Private Wealth, LLC | 846,287 | $8.95M | 3.41% | +173,665+25.8% | Added |