MIO

Pioneer Municipal High Income Opportunities Fund
MIO

Overview Fund Activity
Delisted

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

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24 hedge funds and large institutions have $70M invested in Pioneer Municipal High Income Opportunities Fund in 2023 Q2 according to their latest regulatory filings, with 4 funds opening new positions, 8 increasing their positions, 5 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
24
Holders Change
-1
Holders Change %
-4%
% of All Funds
0.38%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
4
Increased
8
Reduced
5
Closed
5
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
RCM
Robinson Capital Management
Michigan
+$1.89M
2
AW
Atlas Wealth
Ohio
+$1.85M
3
SCM
Saba Capital Management
New York
+$1.12M
4
Wells Fargo
Wells Fargo
California
+$794K
5
RCM
Rivernorth Capital Management
Florida
+$708K

Top Sellers

1
WP
Woodline Partners
California
-$211K
2
LPL Financial
LPL Financial
California
-$137K
3
SPP
Single Point Partners
Massachusetts
-$112K
4
UBS Group
UBS Group
Switzerland
-$108K
5
Osaic Holdings
Osaic Holdings
Arizona
-$43.9K
Name Holding Trade Value Shares
Change 		Shares
Change %
SPP
26
Single Point Partners
Massachusetts
– -$112K -10,225 Closed
Royal Bank of Canada
27
Royal Bank of Canada
Ontario, Canada
– -$30K -2,811 Closed
BWA
28
BDO Wealth Advisors
Florida
– -$4.02K -368 Closed
JPMorgan Chase & Co
29
JPMorgan Chase & Co
New York
– -$1K -47 Closed
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