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 |
|---|---|---|---|---|---|
| Tower Research Capital LLC (TRC) | 9 | $92 | 0.00% | −10−52.6% | Reduced |
| American National Bank | 281 | $2.86K | 0.00% | 00.0% | Unchanged |
| Assetmark, Inc | 336 | $3.42K | 0.00% | +336 | New |
| CoreFirst Bank & Trust | 403 | $4.11K | 0.00% | 00.0% | Unchanged |
| Maryland Capital Advisors Inc. | 427 | $4.35K | 0.00% | +427 | New |
| International Assets Investment Management, LLC | 679 | $6.92K | 0.00% | +679 | New |
| Trust Co of Toledo NA | 1,000 | $10.2K | 0.00% | 00.0% | Unchanged |
| Manchester Capital Management LLC | 1,000 | $10.2K | 0.00% | 00.0% | Unchanged |
| Turning Point Benefit Group, Inc. | 1,004 | $10.2K | 0.01% | 00.0% | Unchanged |
| Sound Income Strategies, LLC | 1,110 | $11.6K | 0.00% | +21+1.9% | Added |
| IFP Advisors, Inc | 1,150 | $11.7K | 0.00% | −300−20.7% | Reduced |
| Private Trust Co NA | 1,200 | $12.2K | 0.00% | 00.0% | Unchanged |
| Webster Bank, N. A. | 1,500 | $15.3K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 1,924 | $20.0K | 0.00% | 00.0% | Unchanged |
| Highline Wealth Partners LLC | 2,000 | $20.4K | 0.01% | 00.0% | Unchanged |
| US Bancorp | 3,000 | $30.6K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 3,721 | $37.9K | 0.00% | +374+11.2% | Added |
| N.E.W. Advisory Services LLC | 6,000 | $61.1K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 6,000 | $61.1K | 0.00% | +6,000 | New |
| Global Retirement Partners, LLC | 6,779 | $69.1K | 0.00% | +6,450+1,960.5% | Added |
| Garton & Associates Financial Advisors LLC | 8,862 | $90.3K | 0.05% | +8,862 | New |
| MAI Capital Management | 8,940 | $91.1K | 0.00% | −2,098−19.0% | Reduced |
| Steward Partners Investment Advisory, LLC | 9,184 | $93.6K | 0.00% | +2,272+32.9% | Added |
| Independent Financial Group, LLC | 10,000 | $101.9K | 0.00% | −3,000−23.1% | Reduced |
| Intellus Advisors LLC | 10,000 | $101.9K | 0.01% | 00.0% | Unchanged |
| Cito Capital Group, LLC | 10,000 | $102.0K | 0.03% | 00.0% | Unchanged |
| Spire Wealth Management | 10,041 | $102.3K | 0.00% | −1,945−16.2% | Reduced |
| Diversify Wealth Management, LLC | 10,000 | $104.8K | 0.00% | 00.0% | Unchanged |
| Snowden Capital Advisors LLC | 10,291 | $104.9K | 0.00% | 00.0% | Unchanged |
| Van Hulzen Asset Management, LLC | 10,312 | $105.1K | 0.01% | −5,345−34.1% | Reduced |
| Ramiah Investment Group | 10,451 | $106.5K | 0.09% | +10,451 | New |
| Sage Capital Management, LLC | 10,500 | $107.0K | 0.05% | 00.0% | Unchanged |
| Secure Asset Management, LLC | 10,525 | $107.2K | 0.02% | +444+4.4% | Added |
| Principle Wealth Partners LLC | 11,000 | $112.1K | 0.01% | 00.0% | Unchanged |
| Blueline Advisors LLC | 11,278 | $114.9K | 0.09% | +11,278 | New |
| Berkeley Capital Partners, LLC | 11,573 | $117.9K | 0.03% | 00.0% | Unchanged |
| AlphaCore Capital LLC | 11,864 | $120.9K | 0.00% | +291+2.5% | Added |
| Merit Financial Group, LLC | 11,872 | $121.0K | 0.00% | −715−5.7% | Reduced |
| D.A. Davidson & Co. | 11,930 | $121.6K | 0.00% | −3,219−21.2% | Reduced |
| Concurrent Investment Advisors, LLC | 11,964 | $121.9K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 12,468 | $127.0K | 0.00% | +12,468 | New |
| Thrivent Financial for Lutherans | 12,530 | $129.0K | 0.00% | 00.0% | Unchanged |
| XML Financial, LLC | 12,700 | $129.4K | 0.01% | +12,700 | New |
| Grimes & Company, Inc. | 13,767 | $140.3K | 0.00% | +13,767 | New |
| Tyche Wealth Partners LLC | 14,349 | $146.2K | 0.02% | 00.0% | Unchanged |
| Cane Capital Partners, LLC | 14,400 | $146.7K | 0.06% | +14,400 | New |
| Pacitti Group Inc. | 14,748 | $150.3K | 0.06% | +902+6.5% | Added |
| Abel Hall, LLC | 15,000 | $152.8K | 0.04% | +15,000 | New |
| Dynamic Advisor Solutions LLC | 15,087 | $153.7K | 0.00% | +360+2.4% | Added |
| Archetype Wealth Partners | 16,290 | $166.0K | 0.02% | −14,600−47.3% | Reduced |
| Creative Planning | 17,332 | $176.6K | 0.00% | 00.0% | Unchanged |
| KG&L Capital Management,LLC | 17,800 | $181.4K | 0.05% | −1,000−5.3% | Reduced |
| Kercheville Advisors, LLC | 17,563 | $181.8K | 0.05% | +32+0.2% | Added |
| Melfa Wealth Management, LLC | 19,802 | $201.8K | 0.12% | 00.0% | Unchanged |
| Oppenheimer & Co Inc | 20,432 | $208.2K | 0.00% | +300+1.5% | Added |
| Mutual Advisors, LLC | 20,687 | $210.8K | 0.00% | +1,127+5.8% | Added |
| Comerica Bank | 21,189 | $215.9K | 0.00% | +16,639+365.7% | Added |
| Ashton Thomas Private Wealth, LLC | 22,087 | $225.1K | 0.01% | +1,900+9.4% | Added |
| Duncker Streett & Co Inc | 22,900 | $233.4K | 0.04% | 00.0% | Unchanged |
| Wolverine Asset Management LLC | 23,586 | $240.3K | 0.00% | +23,586 | New |
| Wedbush Securities Inc | 23,707 | $242.0K | 0.01% | −6,780−22.2% | Reduced |
| Plan Group Financial, LLC | 25,114 | $255.9K | 0.07% | 00.0% | Unchanged |
| Marex Group plc | 27,100 | $276.1K | 0.00% | +27,100 | New |
| FF Advisors,LLC | 27,413 | $279.3K | 0.12% | +27,413 | New |
| We Are One Seven, LLC | 27,437 | $279.6K | 0.01% | −12,237−30.8% | Reduced |
| XTX Topco Ltd | 28,366 | $289.1K | 0.01% | +28,366 | New |
| Capital Investment Advisors, LLC | 30,489 | $310.7K | 0.00% | −667−2.1% | Reduced |
| SRS Capital Advisors, Inc. | 31,210 | $318.0K | 0.01% | −31,547−50.3% | Reduced |
| Janney Montgomery Scott LLC | 33,353 | $340.0K | 0.00% | +705+2.2% | Added |
| Ibex Wealth Advisors | 33,739 | $343.8K | 0.03% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 34,466 | $351.2K | 0.00% | +34,466 | New |
| StoneX Group Inc. | 34,622 | $352.8K | 0.02% | +9,572+38.2% | Added |
| Noble Wealth Management PBC | 34,967 | $356.3K | 0.18% | +15,303+77.8% | Added |
| Colony Group, LLC | 35,229 | $359.0K | 0.00% | +35,229 | New |
| Everstar Asset Management, LLC | 35,258 | $359.3K | 0.19% | −3,800−9.7% | Reduced |
| Cliftonlarsonallen Wealth Advisors, LLC | 38,418 | $391.5K | 0.01% | −19,815−34.0% | Reduced |
| Harbour Investments, Inc. | 41,888 | $426.8K | 0.01% | −83−0.2% | Reduced |
| Core Wealth Partners LLC | 44,540 | $453.9K | 0.20% | +46+0.1% | Added |
| Private Advisor Group, LLC | 51,720 | $527.0K | 0.00% | +2,556+5.2% | Added |
| Traynor Capital Management, Inc. | 54,317 | $553.5K | 0.03% | −20,860−27.7% | Reduced |
| GWM Advisors LLC | 57,633 | $587.3K | 0.00% | −15,228−20.9% | Reduced |
| Readystate Asset Management LP | 58,460 | $595.7K | 0.03% | +58,460 | New |
| Eq Wealth Advisors, LLC | 63,646 | $648.6K | 0.38% | +12,409+24.2% | Added |
| Landscape Capital Management, L.L.C. | 65,058 | $662.9K | 0.04% | +65,058 | New |
| Venture Visionary Partners LLC | 70,170 | $715.0K | 0.02% | +43+0.1% | Added |
| Worthington Financial Partners, LLC | 70,200 | $715.3K | 0.63% | +70,200 | New |
| Ausdal Financial Partners, Inc. | 71,080 | $724.3K | 0.03% | +368+0.5% | Added |
| WESPAC Advisors, LLC | 72,603 | $739.8K | 0.40% | +2,329+3.3% | Added |
| Camelot Portfolios, LLC | 73,084 | $744.7K | 0.46% | −4,929−6.3% | Reduced |
| Smith, Moore & Co. | 78,545 | $800.4K | 0.06% | −1,748−2.2% | Reduced |
| J.W. Cole Advisors, Inc. | 80,007 | $815.3K | 0.02% | +607+0.8% | Added |
| Cambridge Investment Research Advisors, Inc. | 81,331 | $829.0K | 0.00% | −13,552−14.3% | Reduced |
| Envestnet Asset Management Inc | 82,298 | $838.6K | 0.00% | +13,717+20.0% | Added |
| Wakefield Asset Management LLLP | 91,376 | $931.1K | 0.25% | +2,508+2.8% | Added |
| Wiley Bros.-Aintree Capital, LLC | 93,078 | $948.5K | 0.00% | +36,300+63.9% | Added |
| Ameriprise Financial Inc | 97,742 | $996.0K | 0.00% | +20,542+26.6% | Added |
| Ellis Investment Partners, LLC | 105,890 | $1.08M | 0.19% | +105,890 | New |
| MFA Wealth Services | 108,654 | $1.11M | 0.75% | −4,086−3.6% | Reduced |
| Running Point Capital Advisors, LLC | 116,659 | $1.19M | 0.32% | −1,351−1.1% | Reduced |
| HighPoint Advisor Group LLC | 117,347 | $1.20M | 0.03% | +117,347 | New |