Gridiron Partners’s Nuveen Municipal High Income Opportunity Fund NMZ Stock Holding History

Gridiron Partners’s Portfolio NMZ Stock Details NMZ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.07M	Sell	101,622 -218,213	-68%	-$2.24M	0.56%	21
2026 Q1	$3.32M	Sell	319,835 -114,943	-26%	-$1.2M	2.03%	7
2025 Q4	$4.43M	Sell	434,778 -1,214,594	-74%	-$12.8M	2.52%	6
2025 Q3	$4.6M	Buy	1,649,372 +1,217,594	+282%	+$12.4M	2.62%	6
2025 Q2	$4.48M	Hold	431,778	–	–	2.78%	5
2025 Q1	$4.71M	Hold	431,778	–	–	3.01%	5
2024 Q4	$4.67M	Sell	431,778 -7,485	-2%	-$84.4K	2.96%	5
2024 Q3	$5.12M	Sell	439,263 -63,075	-13%	-$702K	3.1%	6
2024 Q2	$5.42M	Sell	502,338 -118	-0%	-$1.24K	3.45%	5
2024 Q1	$5.31M	Sell	502,456 -259	-0.1%	-$2.63K	3.38%	5
2023 Q4	$4.97M	Buy	+502,715	New	+$4.69M	3.5%	5

Other funds holding NMZ

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Guggenheim Capital Chicago, Illinois $15.9B AUM 53.4% 1-Year Est. Return

Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return

SIA

Sit Investment Associates Minneapolis, Minnesota $5.28B AUM 14.42% 1-Year Est. Return

HWAM

Hennion & Walsh Asset Management Parsippany, New Jersey $3.5B AUM 41.95% 1-Year Est. Return

Raymond James Financial St Petersburg, Florida $369B AUM 28.27% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return

VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return

Gridiron Partners's NMZ Position: Q2 2026 in Review

Gridiron Partners reduced its Nuveen Municipal High Income Opportunity Fund (NMZ) stake by 68% in Q2 2026, selling an estimated $2.24M and leaving 101,622 shares worth $1.07M. The position accounts for 0.56% of the portfolio, ranked #21.

Gridiron Partners first reported a position in NMZ in Q4 2023 and has held it in 11 quarters since. The position peaked at $5.42M in Q2 2024. 213 funds tracked by Wall St. Rank hold NMZ as of Q2 2026.

Gridiron Partners held 101,622 shares of Nuveen Municipal High Income Opportunity Fund worth $1.07M as of Q2 2026.
Gridiron Partners sold 218,213 Nuveen Municipal High Income Opportunity Fund shares in Q2 2026, an estimated $2.24M.
Nuveen Municipal High Income Opportunity Fund made up 0.56% of Gridiron Partners's portfolio in Q2 2026, its #21 holding.
Gridiron Partners first reported a position in Nuveen Municipal High Income Opportunity Fund in Q4 2023 and has held it in 11 quarters since.
Gridiron Partners's Nuveen Municipal High Income Opportunity Fund position peaked at $5.42M in Q2 2024.
213 funds tracked by Wall St. Rank held Nuveen Municipal High Income Opportunity Fund as of Q2 2026.

Based on Gridiron Partners's 13F filing for Q2 2026, filed 5 Aug 2026.