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Nuveen Municipal High Income Opportunity Fund
$10.53 -0.01 (-0.09%) At close · Jul 2
Market Cap
$1.24B
Shares
117,500,107

Portfolio holdings reported by registered funds to the SEC on Form N-PORT — the individual securities a fund owns. Only mutual funds, ETFs and closed-end funds file N-PORT, so operating companies show no data.

Nuveen Municipal High Income Opportunity Fund

Reported 2026-04-30
Net Assets
$2,233,010,158
Total Assets
$3,720,692,205
Holdings
1,470
Filed
2026-06-24
Holding Balance Value % Net Assets
Puerto Rico Sales Tax Financing Corporation, Sales Tax Revenue Bonds, Restructured 2018A-1 158,627,000 $41,590,302 1.86%
New Jersey Transportation Trust Fund Authority, Transportation System Bonds, Refunding Series 2006C 37,000,000 $30,011,706 1.34%
New Jersey Transportation Trust Fund Authority, Transportation System Bonds, Refunding Series 2006C 37,945,000 $29,630,222 1.33%
New Jersey Transportation Trust Fund Authority, Transportation System Bonds, Refunding Series 2006C 40,000,000 $28,614,664 1.28%
New Jersey Transportation Trust Fund Authority, Transportation System Bonds, Capital Appreciation Series 2010A 31,175,000 $27,075,219 1.21%
State Public School Building Authority, Pennsylvania, Lease Revenue Bonds, Philadelphia School District, Series 2003 21,000,000 $22,125,424 0.99%
Iowa Finance Authority, Iowa, Midwestern Disaster Area Revenue Bonds, Iowa Fertilizer Company Project, Refunding Series 2022 17,940,000 $20,305,378 0.91%
Kentucky Economic Development Finance Authority, Hospital Revenue Bonds, Owensboro Health, Refunding Series 2017A 17,125,000 $17,167,006 0.77%
New York Transportation Development Corporation, New York, Special Facilities Bonds, LaGuardia Airport Terminal B Redevelopment Project, Series 2016A 16,990,000 $16,991,286 0.76%
Nuveen High Yield Municipal Bond ETF 675,000 $16,842,735 0.75%
CSCDA Community Improvement Authority, California, Essential Housing Revenue Bonds, Altana Glendale, Series 2021A-2 21,190,000 $16,644,203 0.75%
Puerto Rico Sales Tax Financing Corporation, Sales Tax Revenue Bonds, Taxable Restructured Cofina Project Series 2019A-2 17,378,000 $16,613,036 0.74%
Public Finance Authority of Wisconsin, Limited Obligation PILOT Revenue Bonds, American Dream @ Meadowlands Project, Series 2017 20,835,000 $16,251,300 0.73%
South Miami Health Facilities Authority, Florida, Hospital Revenue Bonds, Baptist Health Systems of South Florida Obligated Group, Refunding Series 20 15,000,000 $15,145,830 0.68%
Tulsa Municipal Airport Trust, Oklahoma, Revenue Bonds, American Airlines Inc., Refunding Series 2000B 15,000,000 $15,001,182 0.67%
Pennsylvania Higher Educational Facilities Authority, Revenue Bonds, University of Pennsylvania Health System, Refunding Series 2016C 14,445,000 $14,278,046 0.64%
Metropolitan Pier and Exposition Authority, Illinois, McCormick Place Expansion Project Bonds, Refunding Series 2020A 14,215,000 $14,210,465 0.64%
Hoover Industrial Development Board, Alabama, Environmental Improvement Revenue Bonds, United States Steel Corporation Proejcet, Series 2019 13,765,000 $14,106,115 0.63%
Washington Health Care Facilities Authority, Revenue Bonds, Seattle Cancer Center Alliance, Series 2020 13,915,000 $14,046,853 0.63%
New Jersey Health Care Facilities Financing Authority, Revenue Bonds, Inspira Health Obligated Group Issue, Series 2017A 13,810,000 $13,982,996 0.63%
Middlesex County Improvement Authority, New Jersey, General Obligation Lease Revenue Bonds, New Jersey Health + Life Science Exchange - H-1 Project Se 13,400,000 $13,965,992 0.63%
Union County Improvement Authority, New Jersey, Lease Revenue Bonds, Plainfield - Park Madison Redevelopment Project, Refunding Series 2013A 12,510,000 $13,688,637 0.61%
Buckeye Tobacco Settlement Financing Authority, Ohio, Tobacco Settlement Asset-Backed Revenue Bonds, Refunding Senior Lien Series 2020B-2 Class 2 17,140,000 $13,618,638 0.61%
Houston, Texas, Hotel Occupancy Tax and Special Revenue Bonds, Convention and Entertainment Facilities Department, Refunding First Lien Series 2026C 12,725,000 $13,551,868 0.61%
Tobacco Settlement Financing Corporation, New Jersey, Tobacco Settlement Asset-Backed Bonds, Series 2018A 12,895,000 $12,797,583 0.57%
Pennsylvania Turnpike Commission, Turnpike Revenue Bonds, Capital Appreciation Series 2009E 12,170,000 $12,722,158 0.57%
Allegheny County Hospital Development Authority, Pennsylvania, Revenue Bonds, Allegheny Health Network Obligated Group Issue, Series 2018A 13,100,000 $12,563,045 0.56%
Puerto Rico Sales Tax Financing Corporation, Sales Tax Revenue Bonds, Restructured 2018A-1 34,500,000 $12,359,201 0.55%
Commonwealth Financing Authority, Pennsylvania, State Appropriation Lease Bonds, Master Settlement, Series 2018 12,405,000 $12,201,866 0.55%
Philadelphia, Pennsylvania, Water and Wastewater Revenue Bonds, Series 2023B 12,000,000 $12,091,128 0.54%
Pennsylvania Turnpike Commission, Turnpike Revenue Bonds, Series 2023A 11,500,000 $12,080,706 0.54%
Aurora Highlands Community Authority Board, Adams County, Colorado, Special Tax Revenue Bonds, Refunding & Improvement Series 2021A 12,000,000 $11,898,354 0.53%
Anchorage, Alaska, Port Revenue Bonds, Series 2024A 12,500,000 $11,522,855 0.52%
Port Authority of New York and New Jersey, Consolidated Revenue Bonds, Two Hundred Thirty-Four Series 2022 10,620,000 $11,171,915 0.50%
Alameda Corridor Transportation Authority, California, Revenue Bonds, Refunding Senior Lien Series 2022B 18,905,000 $11,109,499 0.50%
Port Authority of New York and New Jersey, Consolidated Revenue Bonds, Two Hundred Thirty-Six Series 2022 10,720,000 $11,081,426 0.50%
Florida Development Finance Corporation, Revenue Bonds, Brightline Florida Passenger Rail Expansion Project, Series 2025B 16,745,000 $10,884,250 0.49%
Public Finance Authority, Wisconsin, Toll Revenue Bonds, Georgia SR 400 Express Lanes Project, Senior Lien Series 2025 10,575,000 $10,821,849 0.48%
Pennsylvania Economic Development Financing Authority, Pennsylvania, Private Activity Revenue Bonds, The PennDOT Major Bridges Package One Project, Se 10,730,000 $10,725,510 0.48%
New York City Housing Development Corporation, New York, Multifamily Housing Revenue Bonds, Sustainable Neighborhood Green Series 2018K 11,850,000 $10,718,317 0.48%
Alameda Corridor Transportation Authority, California, Revenue Bonds, Refunding Second Subordinate Lien Series 2022C 18,390,000 $10,665,680 0.48%
Philadelphia School District, Pennsylvania, General Obligation Bonds, Series 2023A 10,000,000 $10,628,560 0.48%
Southeastern Pennsylvania Transportation Authority, Revenue Bonds, Asset Improvement Series 2022 10,000,000 $10,509,346 0.47%
Allegheny County Airport Authority, Pennsylvania, Airport Revenue Bonds, Pittsburgh International Airport, Series 2023A 10,000,000 $10,421,902 0.47%
Chicago Transit Authority, Illinois, Sales Tax Receipts Revenue Bonds, Second Lien Series 2022A 10,000,000 $10,353,369 0.46%
Michigan Finance Authority, Hospital Revenue Bonds, Henry Ford Health System, Series 2019A 10,155,000 $10,320,232 0.46%
Delaware River Joint Toll Bridge Commission, New Jersey and Pennsylvania, Bridge System Revenue Bonds, Series 2017 10,210,000 $10,292,914 0.46%
Chicago, Illinois, General Airport Revenue Bonds, O'Hare International Airport, Senior Lien Series 2025E 10,290,000 $10,252,341 0.46%
Atlanta, Georgia, Airport General Revenue Bonds, Series 2019B 10,000,000 $10,222,851 0.46%
San Francisco Airports Commission, California, Revenue Bonds, San Francisco International Airport, Second Series 2018D 10,000,000 $10,181,765 0.46%
Showing 1–50 of 1,470 holdings
Key facts CIK 1266585 CUSIP 670682103 13F (30d) 3 filings 2 filers Visit website