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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
PVM
26
Palogic Value Management
Texas
$1.3M +$55.5K +5,000 +4%
RCG
27
Regatta Capital Group
California
$1.2M -$28.8K -2,601 -2%
Cambridge Investment Research Advisors
28
Cambridge Investment Research Advisors
Iowa
$1.17M -$75.2K -6,782 -6%
AWM
29
AE Wealth Management
Kansas
$1.13M +$136K +12,283 +13%
SI
30
Stephens Inc
Arkansas
$1.06M +$59.6K +5,370 +6%
MWS
31
MFA Wealth Services
California
$1.05M +$54.2K +4,891 +5%
JWCA
32
J.W. Cole Advisors
Florida
$983K +$1,000K +90,141 New
WAM
33
Wakefield Asset Management
Colorado
$935K +$15.6K +1,409 +2%
Mariner
34
Mariner
Kansas
$888K -$61.9K -5,583 -6%
WANY
35
Wealthspire Advisors (New York)
New York
$867K +$882K +79,500 New
NA
36
NewEdge Advisors
Louisiana
$865K +$23.4K +2,112 +3%
CP
37
Camelot Portfolios
Ohio
$807K +$127K +11,490 +18%
Ameriprise
38
Ameriprise
Minnesota
$802K +$216K +19,451 +36%
WA
39
WESPAC Advisors
California
$767K +$250K +22,502 +47%
VVP
40
Venture Visionary Partners
Ohio
$764K +$200 +18 +0%
HI
41
Harbour Investments
Wisconsin
$762K +$11.5K +1,040 +2%
AFP
42
Ausdal Financial Partners
Iowa
$760K +$31.2K +2,812 +4%
Northwestern Mutual Wealth Management
43
Northwestern Mutual Wealth Management
Wisconsin
$753K +$107K +9,637 +16%
OIA
44
OneDigital Investment Advisors
Kansas
$721K -$8.47K -764 -1%
Invesco
45
Invesco
Georgia
$700K -$410K -37,005 -37%
CCWA
46
CLA (CliftonLarsonAllen) Wealth Advisors
Minnesota
$654K – – –
SMC
47
Smith, Moore & Co
Missouri
$651K +$9.9K +893 +2%
RPCA
48
Running Point Capital Advisors
California
$650K -$104K -9,397 -14%
Truist Financial
49
Truist Financial
North Carolina
$616K +$455 +41 +0.1%
P
50
&Partners
Tennessee
$612K +$3.93K +354 +0.6%
1
2
3 4 5

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.