PIONEER MUN HIGH INCOME OPPO (MIO)
Institutional ownership reported to the SEC as of Q3 2025, across 17 quarters.
1
Reporting holders
$12.1K
Reported value
0.0%
Held as options
-27
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| OSAIC HOLDINGS, INC. | $12.1K | 1,060 | 0.00% | 6q | -18.0%-$2.7K |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q3 2025 | 1 | $12.1K | 1,060 | 0 | 0 | 1 | 0.0% |
| Q2 2025 | 28 | $78.4M | 6,643,713 | 8 | 9 | 8 | 0.0% |
| Q1 2025 | 32 | $78.4M | 6,622,880 | 6 | 9 | 11 | 0.0% |
| Q4 2024 | 29 | $77.6M | 6,541,641 | 2 | 11 | 7 | 0.0% |
| Q3 2024 | 27 | $72.4M | 5,841,581 | 5 | 10 | 6 | 0.0% |
| Q2 2024 | 30 | $78.3M | 6,719,408 | 7 | 10 | 8 | 0.0% |
| Q1 2024 | 29 | $80.1M | 7,087,331 | 4 | 10 | 10 | 0.0% |
| Q4 2023 | 30 | $65.9M | 6,233,017 | 11 | 12 | 2 | 0.0% |
| Q3 2023 | 25 | $55.7M | 5,828,961 | 8 | 9 | 4 | 0.0% |
| Q2 2023 | 20 | $58.0M | 5,380,008 | 3 | 5 | 5 | 0.0% |
| Q1 2023 | 20 | $52.4M | 4,793,553 | 3 | 8 | 7 | 0.0% |
| Q4 2022 | 17 | $47.6M | 4,577,260 | 3 | 8 | 4 | 0.0% |
| Q3 2022 | 25 | $49.5M | 4,885,439 | 1 | 10 | 7 | 0.0% |
| Q2 2022 | 26 | $57.4M | 4,737,350 | 3 | 13 | 6 | 0.0% |
| Q1 2022 | 24 | $63.4M | 4,263,876 | 7 | 11 | 3 | 0.0% |
| Q4 2021 | 23 | $71.9M | 3,913,490 | 17 | 4 | 1 | 0.0% |
| Q3 2021 | 7 | $22.8M | 1,120,511 | 7 | 0 | 0 | 0.0% |