Advisors Asset Management, Inc.

CIK

1297376

City

Monument

State / Country

CO

Stock

NMZ — Nuveen Municipal High Income Opportunity Fund

Top Portfolio Positions

1,399 positions · $5,909,295,253 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio	Open
GOOGL	Alphabet Inc. Communication Services	556,253	$159,956,112	2.71%
AMZN	Amazon Com Inc Consumer Cyclical	746,280	$155,427,735	2.63%
AAPL	Apple Inc. Technology	525,365	$133,332,383	2.26%
MSFT	Microsoft Corp Technology	274,697	$101,684,588	1.72%
WMT	Walmart Inc. Consumer Defensive	749,714	$93,174,455	1.58%
META	Meta Platforms, Inc. Communication Services	151,808	$86,853,911	1.47%
VZ	Verizon Communications Inc Communication Services	1,199,801	$60,230,010	1.02%
V	Visa Inc. Financial Services	192,243	$58,103,524	0.98%
MA	Mastercard Inc Financial Services	112,999	$56,461,080	0.96%
AVGO	Broadcom Inc. Technology	136,680	$42,303,826	0.72%

Portfolio Trend

25 quarters · across all stocks

Holdings in NMZ

Compact Export CSV

Shares Held

Position Value (USD)

13 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$2,723,649	262,394	+56.4%	Shares	Sole	2026-05-15
2025-12-31	$1,709,321	167,745	+85.7%	Shares	Sole	2026-02-12
2022-09-30	$928,715	90,342	-1.0%	Shares	Sole	2022-11-08
2022-06-30	$1,067,894	91,273	-3.8%	Shares	Sole	2022-08-08
2022-03-31	$1,234,649	94,900	-22.8%	Shares	Sole	2022-05-17
2021-12-31	$1,858,021	122,885	-16.3%	Shares	Sole	2022-02-15
2021-09-30	$2,167,461	146,847	-21.6%	Shares	Sole	2021-11-12
2021-06-30	$2,881,146	187,209	+11.2%	Shares	Sole	2021-07-30
2021-03-31	$2,430,170	168,411	+9.8%	Shares	Sole	2021-05-07
2020-12-31	$2,212,042	153,401	-3.3%	Shares	Sole	2021-02-12
2020-09-30	$2,139,298	158,584	-4.0%	Shares	Sole	2020-11-16
2020-06-30	$2,179,713	165,255	-7.7%	Shares	Sole	2020-08-12
2020-03-31	$2,229,795	179,100	—	Shares	Sole	2020-05-15
No 13F history on record for this holder in this stock.