Pioneer Municipal High Income Opportunities Fund, Inc - Common Shares, $0.001 par value (MIO)

Historical Holders from Q3 2021 to Q2 2025

Symbol
MIO
CUSIP
723760104
Type / Class
Equity / Common Shares, $0.001 par value
Shares outstanding
16.9M
All holders as of June 30, 2025
Q2 2025
Total 13F shares, excl. options
9.19M
Holdings value
$108M
% of all portfolios
0.001%
Grand Portfolio weight change
0%
Number of holders
31
Number of buys
20
Number of sells
-20
Average Value change %
+0%
Average buys %
+0%
Average sells %
0%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Pioneer Municipal High Income Opportunities Fund, Inc - Common Shares, $0.001 par value (MIO)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
RIVERNORTH CAPITAL MANAGEMENT, LLC 4.46% -50.3% $8.53M -$7.7M 753K -47.4% RIVERNORTH CAPITAL MANAGEMENT, LLC Jun 30, 2025

Institutional Holders of Pioneer Municipal High Income Opportunities Fund, Inc - Common Shares, $0.001 par value (MIO)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q2 9.19M $108M -$250K $11.80 31
2025 Q1 9.25M $109M +$984K $11.79 34
2024 Q4 9.19M $109M +$9.86M $11.86 31
2024 Q3 8.29M $103M -$9.5M $12.40 29
2024 Q2 9.13M $106M +$19.3M $11.65 32
2024 Q1 7.46M $84.3M +$2.8M $11.31 31
2023 Q4 6.28M $66.3M +$3.31M $10.57 32
2023 Q3 7.1M $67.8M +$5.62M $9.55 29
2023 Q2 6.49M $70M +$6.06M $10.76 23
2023 Q1 5.93M $64.8M +$2.78M $10.92 24
2022 Q4 5.66M $60.3M +$1.63M $10.65 24
2022 Q3 4.89M $49.5M +$1.37M $10.14 24
2022 Q2 4.74M $57.4M +$9.26M $12.11 25
2022 Q1 4.26M $63.4M +$4.91M $14.88 23
2021 Q4 3.89M $71.4M +$50.7M $18.37 22
2021 Q3 1.12M $22.8M +$22.8M $20.39 7