MHI

Pioneer Municipal High Income Fund
MHI

Overview Fund Activity
Delisted

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

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52 hedge funds and large institutions have $43.3M invested in Pioneer Municipal High Income Fund in 2017 Q1 according to their latest regulatory filings, with 14 funds opening new positions, 18 increasing their positions, 10 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
52
Holders Change
+2
Holders Change %
+4%
% of All Funds
1.3%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
14
Increased
18
Reduced
10
Closed
11
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
COLIM
City of London Investment Management
United Kingdom
+$2.46M
2
Geode Capital Management
Geode Capital Management
Massachusetts
+$2.06M
3
KIM
Karpus Investment Management
New York
+$1.53M
4
Morgan Stanley
Morgan Stanley
New York
+$1.4M
5
RCM
Robinson Capital Management
Michigan
+$1.09M

Top Sellers

1
LCM
Laurion Capital Management
New York
-$3.99M
2
UBS Group
UBS Group
Switzerland
-$1.07M
3
VKH
Virtu KCG Holdings
New York
-$754K
4
GC
Guggenheim Capital
Illinois
-$293K
5
TSS
Two Sigma Securities
New York
-$246K
Name Holding Trade Value Shares
Change 		Shares
Change %
MA
51
MUFG Americas
New York
$1K +$1K +84 New
VCM
52
Vivaldi Capital Management
Illinois
$844 +$844 +72,669 New
LCM
53
Laurion Capital Management
New York
– -$3.99M -336,324 Closed
VKH
54
Virtu KCG Holdings
New York
– -$754K -63,484 Closed
TSS
55
Two Sigma Securities
New York
– -$246K -20,740 Closed
Squarepoint
56
Squarepoint
New York
– -$189K -15,900 Closed
Janney Montgomery Scott
57
Janney Montgomery Scott
Pennsylvania
– -$187K -15,774 Closed
Susquehanna International Group
58
Susquehanna International Group
Pennsylvania
– -$164K -13,798 Closed
Citadel Advisors
59
Citadel Advisors
Florida
– -$157K -13,242 Closed
SIM
60
Strategic Investment Management
Virginia
– -$122K -10,337 Closed
WAM
61
Weiss Asset Management
Massachusetts
– -$119K -10,018 Closed
PNC Financial Services Group
62
PNC Financial Services Group
Pennsylvania
– -$52K -4,350 Closed
AIM
63
Acrospire Investment Management
Illinois
– -$8K -700 Closed
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