MIO

Pioneer Municipal High Income Opportunities Fund

Delisted

MIO was delisted on the 22nd of August, 2025.

33 hedge funds and large institutions have $86.8M invested in Pioneer Municipal High Income Opportunities Fund in 2023 Q4 according to their latest regulatory filings, with 13 funds opening new positions, 15 increasing their positions, 2 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
33
Holders Change
+4
Holders Change %
+13.79%
% of All Funds
0.48%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
13
Increased
15
Reduced
2
Closed
8
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Shares
Change %
Morgan Stanley
1
Morgan Stanley
New York
$20.5M +$4.32M +409,117 +27%
SIA
2
Sit Investment Associates
Minnesota
$19.5M +$7.4M +700,109 +61%
SCM
3
Saba Capital Management
New York
$17M +$2.76M +261,317 +19%
Pathstone Holdings
4
Pathstone Holdings
New Jersey
$6.99M +$6.99M +661,502 New
Wells Fargo
5
Wells Fargo
California
$4.79M +$277K +26,206 +6%
COLIM
6
City of London Investment Management
United Kingdom
$4.79M +$344K +32,525 +8%
1CP
7
1607 Capital Partners
Virginia
$2.88M
RCM
8
Robinson Capital Management
Michigan
$1.78M
VanEck Associates
9
VanEck Associates
New York
$1.38M +$198K +18,715 +17%
AC
10
Almitas Capital
California
$1.29M +$1.29M +121,792 New
MC
11
Matisse Capital
Oregon
$1.28M +$122K +11,552 +11%
GC
12
Guggenheim Capital
Illinois
$1.08M +$268K +25,390 +33%
UBS Group
13
UBS Group
Switzerland
$568K -$36.6K -3,461 -6%
Susquehanna International Group
14
Susquehanna International Group
Pennsylvania
$379K +$379K +35,848 New
CRC
15
Curi RMB Capital
Illinois
$370K +$370K +35,000 New
FA
16
Fountainhead AM
New Jersey
$318K +$318K +30,086 New
CCG
17
Catalina Capital Group
California
$241K +$241K +22,785 New
Nomura Holdings
18
Nomura Holdings
Japan
$225K +$225K +21,250 New
KWA
19
Kingswood Wealth Advisors
California
$182K +$182K +17,185 New
MWM
20
Melfa Wealth Management
Massachusetts
$178K +$178K +16,850 New
RJA
21
Raymond James & Associates
Florida
$161K +$161K +15,251 New
P
22
&Partners
Tennessee
$161K +$161K +15,049 New
WAM
23
Wolverine Asset Management
Illinois
$143K +$123K +11,682 +618%
LPL Financial
24
LPL Financial
California
$131K +$1.24K +117 +1%
HighTower Advisors
25
HighTower Advisors
Illinois
$128K +$6.27K +652 +5%