MIO

Pioneer Municipal High Income Opportunities Fund

Delisted

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

29 hedge funds and large institutions have $67.8M invested in Pioneer Municipal High Income Opportunities Fund in 2023 Q3 according to their latest regulatory filings, with 9 funds opening new positions, 11 increasing their positions, 5 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
29
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1
$14.6M
2
$12.9M
3
$10.9M
4
$8.53M
5
$4.08M
6
$4.02M
7
$2.6M
8
$1.91M
9
$1.7M
10
$1.61M
11
$1.07M
12
$1.05M
13
$736K
14
$597K
15
$546K
16
$298K
17
$117K
18
$110K
19
$98K
20
$89.8K
21
$61.7K
22
$48K
23
$33.3K
24
$23.9K
25
$18K