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Nuveen Municipal High Income Opportunity Fund
NMZ

130 hedge funds and large institutions have $189M invested in Nuveen Municipal High Income Opportunity Fund in 2025 Q1 according to their latest regulatory filings, with 18 funds opening new positions, 45 increasing their positions, 28 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

61% more repeat investments, than reductions

Existing positions increased: 45 | Existing positions reduced: 28

38% more first-time investments, than exits

New positions opened: 18 | Existing positions closed: 13

3% more funds holding

Funds holding: 126 → 130 (+4)

4% more capital invested

Capital invested by funds: $181M → $189M (+$7.95M)

0.53% more ownership

Funds ownership: 15.11% → 15.63% (+0.53%)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

Holders
130
Holders Change
+4
Holders Change %
+3.17%
% of All Funds
1.74%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
18
Increased
45
Reduced
28
Closed
13
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
HWAM
Hennion & Walsh Asset Management
New Jersey
+$1.57M
2
Raymond James Financial
Raymond James Financial
Florida
+$1.44M
3
JWCA
J.W. Cole Advisors
Florida
+$1,000K
4
Morgan Stanley
Morgan Stanley
New York
+$970K
5
SXL
Summit X LLC
Missouri
+$941K

Top Sellers

Rank Fund Capital Flow
1
VanEck Associates
VanEck Associates
New York
-$923K
2
NWMP
Noble Wealth Management PBC
Colorado
-$713K
3
KeyBank National Association
KeyBank National Association
Ohio
-$663K
4
GC
Guggenheim Capital
Illinois
-$490K
5
Invesco
Invesco
Georgia
-$410K
Name Holding Trade Value Shares
Change 		Change in
Stake
HKAM
76
Horizon Kinetics Asset Management
New York
$189K – – –
RCA
77
Ranch Capital Advisors
Florida
$183K -$2.44K -220 -1%
MML Investors Services
78
MML Investors Services
Massachusetts
$179K +$48.6K +4,378 +37%
Citadel Advisors
79
Citadel Advisors
Florida
$178K +$38.5K +3,476 +27%
MA
80
Mutual Advisors
Nebraska
$176K +$188K +16,949 New
OC
81
Oppenheimer & Co
New York
$174K +$621 +56 +0.4%
VHAM
82
Van Hulzen Asset Management
California
$171K – – –
MPW
83
Monterey Private Wealth
California
$170K – – –
NWMP
84
Noble Wealth Management PBC
Colorado
$169K -$713K -64,308 -81%
KLCM
85
KG&L Capital Management
Louisiana
$168K +$171K +15,400 New
DADC
86
D.A. Davidson & Co
Montana
$165K – – –
TWP
87
Tyche Wealth Partners
Texas
$157K – – –
KPWS
88
Kestra Private Wealth Services
Texas
$151K +$222 +20 +0.1%
AWG
89
Altus Wealth Group
Colorado
$143K – – –
Thrivent Financial for Lutherans
90
Thrivent Financial for Lutherans
Minnesota
$142K – – –
HF
91
HRT Financial
New York
$140K +$143K +12,859 New
DAS
92
Dynamic Advisor Solutions
Arizona
$139K +$8K +721 +6%
AC
93
AlphaCore Capital
California
$138K +$140K +12,600 New
SPIA
94
Steward Partners Investment Advisory
New York
$137K -$276K -24,850 -66%
Jane Street
95
Jane Street
New York
$135K +$137K +12,379 New
BCP
96
Berkeley Capital Partners
Georgia
$133K – – –
SIMG
97
Sonora Investment Management Group
Arizona
$133K – – –
CIA
98
Concurrent Investment Advisors
Florida
$131K – – –
SWM
99
Spire Wealth Management
Virginia
$130K +$244 +22 +0.2%
HVIA
100
Hudson Valley Investment Advisors
New York
$125K – – –
2 3
4
5 6

NMZ Hedge Fund Activity: Q1 2025 in Review

130 of the 7,459 institutional investors tracked by Wall St. Rank reported a position in Nuveen Municipal High Income Opportunity Fund (NMZ) for Q1 2025, worth a combined $189M — up 4.4% from $181M a quarter earlier.

Buyers outnumbered sellers: 18 funds opened new NMZ positions and 13 closed out — a net gain of 5 holders — while 45 added to existing stakes and 28 trimmed.

The largest buyer was Hennion & Walsh Asset Management, adding an estimated $1.57M. The largest seller was VanEck Associates, cutting an estimated $923K.

  • 130 institutional investors held Nuveen Municipal High Income Opportunity Fund (NMZ) as of Q1 2025, up from 126 in Q4 2024.
  • Funds reported $189M of Nuveen Municipal High Income Opportunity Fund stock for Q1 2025, up 4.4% quarter-over-quarter.
  • 18 funds opened new Nuveen Municipal High Income Opportunity Fund positions in Q1 2025 and 13 closed out, a net change of +5 holders.
  • The largest Nuveen Municipal High Income Opportunity Fund buyer in Q1 2025 was Hennion & Walsh Asset Management, an estimated $1.57M added.
  • The largest Nuveen Municipal High Income Opportunity Fund seller in Q1 2025 was VanEck Associates, an estimated $923K sold.

Based on aggregated 13F filings for Q1 2025.