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 4 sales; 213 institutions reported holding it in 13F filings for Q2 2026, worth $361.5M 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
- 34.2M
- +14.0M (+69.5%) vs. Q1 2026
- Total value
- $361.5M
- +$152.2M (+72.7%) 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 | $361.5M |
| Q1 2026 | 138 | $209.4M |
| Q4 2025 | 130 | $193.0M |
| Q3 2025 | 124 | $184.9M |
| Q2 2025 | 127 | $182.8M |
| Q1 2025 | 133 | $188.9M |
| Q4 2024 | 127 | $180.7M |
| Q3 2024 | 123 | $187.4M |
| Q2 2024 | 120 | $169.4M |
| Q1 2024 | 117 | $210.4M |
| Q4 2023 | 133 | $171.3M |
| 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 | $136.4M |
| Q4 2021 | 124 | $155.9M |
| Q3 2021 | 115 | $144.6M |
| Q2 2021 | 109 | $139.8M |
| Q1 2021 | 110 | $122.7M |
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 |
|---|---|---|---|---|---|
| Morgan Stanley | 3,168,046 | $33.5M | 0.00% | +502,314+18.8% | Added |
| Guggenheim Capital LLC | 2,376,749 | $25.1M | 0.16% | +333,311+16.3% | Added |
| Wells Fargo & Company | 2,359,288 | $24.9M | 0.00% | +1,480,618+168.5% | Added |
| Sit Investment Associates Inc | 2,336,943 | $24.7M | 0.47% | +2,336,943 | New |
| Hennion & Walsh Asset Management, Inc. | 2,217,036 | $23.4M | 0.67% | +577,934+35.3% | Added |
| Raymond James Financial Inc | 1,930,236 | $20.4M | 0.01% | +810,274+72.3% | Added |
| UBS Group AG | 1,531,663 | $16.2M | 0.00% | −388,040−20.2% | Reduced |
| Bank of America Corp | 1,112,841 | $11.8M | 0.00% | +723,642+185.9% | Added |
| LPL Financial LLC | 1,080,405 | $11.4M | 0.00% | +316,334+41.4% | Added |
| Van Eck Associates Corp | 1,056,439 | $11.2M | 0.01% | +382,155+56.7% | Added |
| Rivernorth Capital Management, LLC | 1,049,891 | $11.1M | 0.53% | +1,049,891 | New |
| J.W. Cole Advisors, Inc. | 1,023,649 | $10.8M | 0.19% | +1,023,649 | New |
| Cetera Investment Advisers | 1,002,529 | $10.6M | 0.01% | +604,904+152.1% | Added |
| Melone Private Wealth, LLC | 846,287 | $8.95M | 3.41% | +173,665+25.8% | Added |
| Rockefeller Capital Management L.P. | 592,054 | $6.26M | 0.01% | +460,827+351.2% | Added |
| Northwestern Mutual Wealth Management Co | 516,095 | $5.46M | 0.00% | +175,474+51.5% | Added |
| Royal Bank of Canada | 450,516 | $4.76M | 0.00% | +172,999+62.3% | Added |
| Commonwealth Equity Services, LLC | 446,955 | $4.72M | 0.01% | +226,886+103.1% | Added |
| Advisor Group Holdings, Inc. | 311,793 | $3.30M | 0.00% | +89,903+40.5% | Added |
| Cambridge Investment Research Advisors, Inc. | 286,680 | $3.03M | 0.00% | +204,731+249.8% | Added |
| Advisors Asset Management, Inc. | 271,945 | $2.87M | 0.04% | +9,551+3.6% | Added |
| Palogic Value Management, L.P. | 271,500 | $2.87M | 0.51% | +138,250+103.8% | Added |
| HighTower Advisors, LLC | 265,084 | $2.80M | 0.00% | +265,084 | New |
| Janney Montgomery Scott LLC | 220,498 | $2.33M | 0.00% | +183,765+500.3% | Added |
| Baird Financial Group, Inc. | 217,064 | $2.29M | 0.00% | +59,503+37.8% | Added |
| Platform Technology Partners | 193,277 | $2.04M | 0.33% | +20,042+11.6% | Added |
| Kestra Advisory Services, LLC | 189,986 | $2.01M | 0.01% | +18,388+10.7% | Added |
| Resources Investment Advisors, LLC. | 187,628 | $1.98M | 0.02% | +1,142+0.6% | Added |
| AE Wealth Management LLC | 172,917 | $1.83M | 0.01% | +14,061+8.9% | Added |
| Equitable Holdings, Inc. | 170,091 | $1.80M | 0.01% | +170,091 | New |
| Fifth Third Bancorp | 168,093 | $1.78M | 0.00% | +145,004+628.0% | Added |
| GWM Advisors LLC | 165,408 | $1.75M | 0.01% | +111,687+207.9% | Added |
| Stifel Financial Corp | 151,024 | $1.60M | 0.00% | −109,892−42.1% | Reduced |
| HighPoint Advisor Group LLC | 148,159 | $1.57M | 0.06% | +22,965+18.3% | Added |
| PFG Investments, LLC | 141,199 | $1.49M | 0.06% | +13,483+10.6% | Added |
| Ellis Investment Partners, LLC | 139,381 | $1.47M | 0.22% | +27,954+25.1% | Added |
| Truist Financial Corp | 136,648 | $1.44M | 0.00% | −2,346−1.7% | Reduced |
| High Net Worth Advisory Group LLC | 136,345 | $1.44M | 0.31% | −3,919−2.8% | Reduced |
| BCS Private Wealth Management, Inc. | 134,954 | $1.44M | 0.43% | +134,954 | New |
| Kingsview Wealth Management, LLC | 124,142 | $1.31M | 0.02% | +124,142 | New |
| Cerity Partners LLC | 117,347 | $1.24M | 0.00% | −736−0.6% | Reduced |
| Ameriprise Financial Inc | 116,078 | $1.23M | 0.00% | +24,967+27.4% | Added |
| Wakefield Asset Management LLLP | 115,718 | $1.22M | 0.28% | +13,895+13.6% | Added |
| Breakwater Capital Group | 110,775 | $1.17M | 0.14% | +110,775 | New |
| Private Advisor Group, LLC | 110,215 | $1.16M | 0.01% | +55,951+103.1% | Added |
| Gridiron Partners, LLC | 101,622 | $1.07M | 0.56% | −218,213−68.2% | Reduced |
| Colony Group, LLC | 97,723 | $1.03M | 0.00% | +62,494+177.4% | Added |
| Wiley Bros.-Aintree Capital, LLC | 97,221 | $1.03M | 0.00% | +3,796+4.1% | Added |
| MFA Wealth Services | 95,615 | $1.01M | 0.60% | −13,931−12.7% | Reduced |
| Venture Visionary Partners LLC | 92,581 | $978.6K | 0.03% | +22,390+31.9% | Added |
| CF Capital LLC | 89,600 | $947.1K | 1.14% | +89,600 | New |
| Ausdal Financial Partners, Inc. | 88,855 | $939.8K | 0.04% | +4,140+4.9% | Added |
| Envestnet Asset Management Inc | 85,443 | $903.1K | 0.00% | +3,842+4.7% | Added |
| YHB Investment Advisors, Inc. | 82,213 | $869.0K | 0.06% | +29,158+55.0% | Added |
| Jane Street Group, LLC | 80,144 | $847.1K | 0.00% | +38,938+94.5% | Added |
| Thompson David Blair | 79,703 | $842.5K | 0.42% | −14,539−15.4% | Reduced |
| TCP Asset Management, LLC | 77,231 | $816.3K | 0.09% | −6,564−7.8% | Reduced |
| The PNC Financial Services Group, Inc. | 76,640 | $810.1K | 0.00% | +76,640 | New |
| Mutual Advisors, LLC | 73,760 | $779.6K | 0.01% | +32,742+79.8% | Added |
| WESPAC Advisors, LLC | 72,603 | $767.4K | 0.37% | 00.0% | Unchanged |
| Worthington Financial Partners, LLC | 70,330 | $743.4K | 0.62% | +79+0.1% | Added |
| Eq Wealth Advisors, LLC | 70,022 | $740.1K | 0.41% | +4,136+6.3% | Added |
| Captrust Financial Advisors | 69,119 | $730.6K | 0.00% | +69,119 | New |
| Camelot Portfolios, LLC | 67,263 | $711.0K | 0.50% | −5,590−7.7% | Reduced |
| Wealthcare Advisory Partners LLC | 62,179 | $657.2K | 0.01% | +62,179 | New |
| Smith, Moore & Co. | 59,977 | $634.0K | 0.04% | +17,178+40.1% | Added |
| Steward Partners Investment Advisory, LLC | 58,059 | $613.7K | 0.00% | +42,364+269.9% | Added |
| Mariner, LLC | 53,135 | $561.6K | 0.00% | −106,540−66.7% | Reduced |
| Evolve Private Wealth, LLC | 52,207 | $555.3K | 0.03% | +52,207 | New |
| Oppenheimer & Co Inc | 51,878 | $548.4K | 0.01% | +31,294+152.0% | Added |
| Traynor Capital Management, Inc. | 45,229 | $478.1K | 0.02% | +148+0.3% | Added |
| Core Wealth Partners LLC | 44,599 | $471.4K | 0.20% | +36+0.1% | Added |
| Secure Asset Management, LLC | 42,190 | $445.9K | 0.06% | +19,600+86.8% | Added |
| Melfa Wealth Management, LLC | 41,574 | $439.4K | 0.24% | +21,772+109.9% | Added |
| Susquehanna International Group, LLP | 41,492 | $438.6K | 0.00% | +14,755+55.2% | Added |
| Harbour Investments, Inc. | 41,081 | $434.2K | 0.01% | 00.0% | Unchanged |
| Nations Financial Group Inc, | 39,327 | $415.7K | 0.02% | +39,327 | New |
| Merit Financial Group, LLC | 39,244 | $414.8K | 0.00% | +28,518+265.9% | Added |
| West Chester Capital Advisors, Inc | 39,137 | $413.7K | 0.28% | +39,137 | New |
| Cliftonlarsonallen Wealth Advisors, LLC | 38,418 | $406.1K | 0.01% | 00.0% | Unchanged |
| Wealth Effects LLC | 37,898 | $400.6K | 0.11% | +37,898 | New |
| Everstar Asset Management, LLC | 37,529 | $396.7K | 0.19% | +4,055+12.1% | Added |
| Ibex Wealth Advisors | 37,521 | $396.6K | 0.03% | +3,782+11.2% | Added |
| Ashton Thomas Private Wealth, LLC | 34,487 | $364.5K | 0.01% | +8,000+30.2% | Added |
| Signal Advisors Wealth, LLC | 33,752 | $356.8K | 0.02% | +11,054+48.7% | Added |
| Noble Wealth Management PBC | 33,022 | $349.0K | 0.16% | −642−1.9% | Reduced |
| Atomi Financial Group, Inc. | 32,452 | $343.0K | 0.01% | +32,452 | New |
| RMR Wealth Builders | 31,182 | $331.6K | 0.02% | +31,182 | New |
| Aviance Capital Partners, LLC | 31,123 | $329.0K | 0.03% | +31,123 | New |
| NCM Capital Management, LLC | 30,451 | $321.9K | 0.10% | +30,451 | New |
| Capital Investment Advisors, LLC | 30,374 | $321.1K | 0.00% | −115−0.4% | Reduced |
| Sykon Capital LLC | 30,271 | $320.0K | 0.10% | +30,271 | New |
| Kercheville Advisors, LLC | 29,364 | $310.4K | 0.09% | +11,785+67.0% | Added |
| Creative Planning | 29,062 | $307.2K | 0.00% | +8,581+41.9% | Added |
| Alpine Global Management, LLC | 28,980 | $306.3K | 0.05% | +28,980 | New |
| We Are One Seven, LLC | 28,620 | $302.5K | 0.00% | +1,156+4.2% | Added |
| Ethos Financial Group, LLC | 28,583 | $294.0K | 0.02% | +28,583 | New |
| Peapack Gladstone Financial Corp | 27,767 | $293.0K | 0.00% | +27,767 | New |
| Johnson & White Wealth Management, LLC | 26,941 | $284.8K | 0.11% | +26,941 | New |
| Buckingham Strategic Partners | 26,937 | $284.7K | 0.00% | +26,937 | New |