Nuveen Municipal High Income Opportunity Fund (NMZ)

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Institutional Investors' Holdings

Filing Period: Filing is Ongoing

No.	Name	Shares	Value	% Port
1.	Hennion & Walsh Asset Management, Inc.	763,111	$8,325,541	0.37%
2.	Melone Private Wealth, Llc	545,437	$5,950,713	3.11%
3.	Gridiron Partners, Llc	431,778	$4,710,698	3.01%
4.	Lpl Financial Llc	375,124	$4,092,601	0%
5.	Atria Wealth Solutions, Inc.	339,811	$3,707,417	0.04%