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.	724,220	$7,669,490	0.28%
2.	Melone Private Wealth, Llc	593,859	$6,288,965	2.85%
3.	Gridiron Partners, Llc	1,649,372	$4,604,299	2.62%
4.	Regatta Capital Group, Llc	109,768	$1,162,444	0.18%
5.	Venture Visionary Partners Llc	70,127	$742,655	0.03%