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 2025
Institutional positions in Nuveen Municipal High Income Opportunity Fund as of Dec 31, 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
- 130
- +10 vs. Q3 2025
- Shares held
- 18.9M
- +349.1K (+1.9%) vs. Q3 2025
- Total value
- $193.0M
- +$9.08M (+4.9%) vs. Q3 2025
- New holders
- 24
- 39 more added
- Sold out
- 14
- 41 more reduced
4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Nuveen Municipal High Income Opportunity Fund; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Morgan Stanley | 2,622,749 | $26.7M | 0.00% | +132,909+5.3% | Added |
| UBS Group AG | 2,031,169 | $20.7M | 0.00% | +72,869+3.7% | Added |
| Guggenheim Capital LLC | 1,816,855 | $18.5M | 0.14% | +172,150+10.5% | Added |
| Hennion & Walsh Asset Management, Inc. | 1,140,557 | $11.6M | 0.40% | +416,337+57.5% | Added |
| Raymond James Financial Inc | 1,080,423 | $11.0M | 0.00% | −44,738−4.0% | Reduced |
| Wells Fargo & Company | 849,487 | $8.66M | 0.00% | −4,973−0.6% | Reduced |
| LPL Financial LLC | 731,023 | $7.45M | 0.00% | +128,087+21.2% | Added |
| Melone Private Wealth, LLC | 656,100 | $6.69M | 2.84% | +62,241+10.5% | Added |
| Van Eck Associates Corp | 603,224 | $6.15M | 0.01% | +149,902+33.1% | Added |
| Gridiron Partners, LLC | 434,778 | $4.43M | 2.52% | −1,214,594−73.6% | Reduced |
| Bank of America Corp | 423,066 | $4.31M | 0.00% | −123,378−22.6% | Reduced |
| Cetera Investment Advisers | 358,987 | $3.66M | 0.00% | −43,073−10.7% | Reduced |
| Royal Bank of Canada | 267,856 | $2.73M | 0.00% | −25,673−8.7% | Reduced |
| Stifel Financial Corp | 260,942 | $2.66M | 0.00% | +374+0.1% | Added |
| Jane Street Group, LLC | 259,389 | $2.64M | 0.00% | +242,223+1,411.1% | Added |
| Northwestern Mutual Wealth Management Co | 239,941 | $2.44M | 0.00% | +615+0.3% | Added |
| Advisor Group Holdings, Inc. | 210,652 | $2.15M | 0.00% | −18,157−7.9% | Reduced |
| Commonwealth Equity Services, LLC | 209,356 | $2.13M | 0.00% | −21,518−9.3% | Reduced |
| Resources Investment Advisors, LLC. | 184,586 | $1.88M | 0.02% | −35,730−16.2% | Reduced |
| Advisors Asset Management, Inc. | 167,745 | $1.71M | 0.03% | +167,745 | New |
| Platform Technology Partners | 163,235 | $1.66M | 0.35% | +93,732+134.9% | Added |
| Mariner, LLC | 157,813 | $1.61M | 0.00% | +67,137+74.0% | Added |
| Baird Financial Group, Inc. | 157,489 | $1.60M | 0.00% | −43,552−21.7% | Reduced |
| Kestra Advisory Services, LLC | 152,882 | $1.56M | 0.01% | −22,904−13.0% | Reduced |
| High Net Worth Advisory Group LLC | 151,046 | $1.54M | 0.35% | −78,693−34.3% | Reduced |
| AE Wealth Management LLC | 138,157 | $1.41M | 0.01% | −951−0.7% | Reduced |
| Rockefeller Capital Management L.P. | 137,991 | $1.41M | 0.00% | −10,841−7.3% | Reduced |
| Palogic Value Management, L.P. | 131,250 | $1.34M | 0.57% | −450−0.3% | Reduced |
| Truist Financial Corp | 129,950 | $1.32M | 0.00% | −738−0.6% | Reduced |
| PFG Investments, LLC | 126,401 | $1.29M | 0.06% | −49,755−28.2% | Reduced |
| HighPoint Advisor Group LLC | 117,347 | $1.20M | 0.03% | +117,347 | New |
| Running Point Capital Advisors, LLC | 116,659 | $1.19M | 0.32% | −1,351−1.1% | Reduced |
| MFA Wealth Services | 108,654 | $1.11M | 0.75% | −4,086−3.6% | Reduced |
| Ellis Investment Partners, LLC | 105,890 | $1.08M | 0.19% | +105,890 | New |
| Ameriprise Financial Inc | 97,742 | $996.0K | 0.00% | +20,542+26.6% | Added |
| Wiley Bros.-Aintree Capital, LLC | 93,078 | $948.5K | 0.00% | +36,300+63.9% | Added |
| Wakefield Asset Management LLLP | 91,376 | $931.1K | 0.25% | +2,508+2.8% | Added |
| Envestnet Asset Management Inc | 82,298 | $838.6K | 0.00% | +13,717+20.0% | Added |
| Cambridge Investment Research Advisors, Inc. | 81,331 | $829.0K | 0.00% | −13,552−14.3% | Reduced |
| J.W. Cole Advisors, Inc. | 80,007 | $815.3K | 0.02% | +607+0.8% | Added |
| Smith, Moore & Co. | 78,545 | $800.4K | 0.06% | −1,748−2.2% | Reduced |
| Camelot Portfolios, LLC | 73,084 | $744.7K | 0.46% | −4,929−6.3% | Reduced |
| WESPAC Advisors, LLC | 72,603 | $739.8K | 0.40% | +2,329+3.3% | Added |
| Ausdal Financial Partners, Inc. | 71,080 | $724.3K | 0.03% | +368+0.5% | Added |
| Worthington Financial Partners, LLC | 70,200 | $715.3K | 0.63% | +70,200 | New |
| Venture Visionary Partners LLC | 70,170 | $715.0K | 0.02% | +43+0.1% | Added |
| Landscape Capital Management, L.L.C. | 65,058 | $662.9K | 0.04% | +65,058 | New |
| Eq Wealth Advisors, LLC | 63,646 | $648.6K | 0.38% | +12,409+24.2% | Added |
| Readystate Asset Management LP | 58,460 | $595.7K | 0.03% | +58,460 | New |
| GWM Advisors LLC | 57,633 | $587.3K | 0.00% | −15,228−20.9% | Reduced |
| Traynor Capital Management, Inc. | 54,317 | $553.5K | 0.03% | −20,860−27.7% | Reduced |
| Private Advisor Group, LLC | 51,720 | $527.0K | 0.00% | +2,556+5.2% | Added |
| Core Wealth Partners LLC | 44,540 | $453.9K | 0.20% | +46+0.1% | Added |
| Harbour Investments, Inc. | 41,888 | $426.8K | 0.01% | −83−0.2% | Reduced |
| Cliftonlarsonallen Wealth Advisors, LLC | 38,418 | $391.5K | 0.01% | −19,815−34.0% | Reduced |
| Everstar Asset Management, LLC | 35,258 | $359.3K | 0.19% | −3,800−9.7% | Reduced |
| Colony Group, LLC | 35,229 | $359.0K | 0.00% | +35,229 | New |
| Noble Wealth Management PBC | 34,967 | $356.3K | 0.18% | +15,303+77.8% | Added |
| StoneX Group Inc. | 34,622 | $352.8K | 0.02% | +9,572+38.2% | Added |
| Susquehanna International Group, LLP | 34,466 | $351.2K | 0.00% | +34,466 | New |
| Ibex Wealth Advisors | 33,739 | $343.8K | 0.03% | 00.0% | Unchanged |
| Janney Montgomery Scott LLC | 33,353 | $340.0K | 0.00% | +705+2.2% | Added |
| SRS Capital Advisors, Inc. | 31,210 | $318.0K | 0.01% | −31,547−50.3% | Reduced |
| Capital Investment Advisors, LLC | 30,489 | $310.7K | 0.00% | −667−2.1% | Reduced |
| XTX Topco Ltd | 28,366 | $289.1K | 0.01% | +28,366 | New |
| We Are One Seven, LLC | 27,437 | $279.6K | 0.01% | −12,237−30.8% | Reduced |
| FF Advisors,LLC | 27,413 | $279.3K | 0.12% | +27,413 | New |
| Marex Group plc | 27,100 | $276.1K | 0.00% | +27,100 | New |
| Plan Group Financial, LLC | 25,114 | $255.9K | 0.07% | 00.0% | Unchanged |
| Wedbush Securities Inc | 23,707 | $242.0K | 0.01% | −6,780−22.2% | Reduced |
| Wolverine Asset Management LLC | 23,586 | $240.3K | 0.00% | +23,586 | New |
| Duncker Streett & Co Inc | 22,900 | $233.4K | 0.04% | 00.0% | Unchanged |
| Ashton Thomas Private Wealth, LLC | 22,087 | $225.1K | 0.01% | +1,900+9.4% | Added |
| Comerica Bank | 21,189 | $215.9K | 0.00% | +16,639+365.7% | Added |
| Mutual Advisors, LLC | 20,687 | $210.8K | 0.00% | +1,127+5.8% | Added |
| Oppenheimer & Co Inc | 20,432 | $208.2K | 0.00% | +300+1.5% | Added |
| Melfa Wealth Management, LLC | 19,802 | $201.8K | 0.12% | 00.0% | Unchanged |
| Kercheville Advisors, LLC | 17,563 | $181.8K | 0.05% | +32+0.2% | Added |
| KG&L Capital Management,LLC | 17,800 | $181.4K | 0.05% | −1,000−5.3% | Reduced |
| Creative Planning | 17,332 | $176.6K | 0.00% | 00.0% | Unchanged |
| Archetype Wealth Partners | 16,290 | $166.0K | 0.02% | −14,600−47.3% | Reduced |
| Dynamic Advisor Solutions LLC | 15,087 | $153.7K | 0.00% | +360+2.4% | Added |
| Abel Hall, LLC | 15,000 | $152.8K | 0.04% | +15,000 | New |
| Pacitti Group Inc. | 14,748 | $150.3K | 0.06% | +902+6.5% | Added |
| Cane Capital Partners, LLC | 14,400 | $146.7K | 0.06% | +14,400 | New |
| Tyche Wealth Partners LLC | 14,349 | $146.2K | 0.02% | 00.0% | Unchanged |
| Grimes & Company, Inc. | 13,767 | $140.3K | 0.00% | +13,767 | New |
| XML Financial, LLC | 12,700 | $129.4K | 0.01% | +12,700 | New |
| Thrivent Financial for Lutherans | 12,530 | $129.0K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 12,468 | $127.0K | 0.00% | +12,468 | New |
| Concurrent Investment Advisors, LLC | 11,964 | $121.9K | 0.00% | 00.0% | Unchanged |
| D.A. Davidson & Co. | 11,930 | $121.6K | 0.00% | −3,219−21.2% | Reduced |
| Merit Financial Group, LLC | 11,872 | $121.0K | 0.00% | −715−5.7% | Reduced |
| AlphaCore Capital LLC | 11,864 | $120.9K | 0.00% | +291+2.5% | Added |
| Berkeley Capital Partners, LLC | 11,573 | $117.9K | 0.03% | 00.0% | Unchanged |
| Blueline Advisors LLC | 11,278 | $114.9K | 0.09% | +11,278 | New |
| Principle Wealth Partners LLC | 11,000 | $112.1K | 0.01% | 00.0% | Unchanged |
| Secure Asset Management, LLC | 10,525 | $107.2K | 0.02% | +444+4.4% | Added |
| Sage Capital Management, LLC | 10,500 | $107.0K | 0.05% | 00.0% | Unchanged |
| Ramiah Investment Group | 10,451 | $106.5K | 0.09% | +10,451 | New |