Pioneer Municipal High Income Opportunities Fund, Inc.
MIODelisted Aug 27, 2025- SEC CIK
- 0001864290
Pioneer Municipal High Income Opportunities Fund, Inc. was delisted on Aug 27, 2025; its insiders filed their last Form 4 on Sep 2, 2025; 31 institutions reported holding it in 13F filings for Q2 2025, worth $108.4M in total; no superinvestor held it.
13F holders, Q2 2022
Institutional positions in Pioneer Municipal High Income Opportunities Fund, Inc. as of Jun 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 26
- +3 vs. Q1 2022
- Shares held
- 4.74M
- +765.4K (+19.3%) vs. Q1 2022
- Total value
- $57.4M
- −$1.63M (−2.8%) vs. Q1 2022
- New holders
- 3
- 13 more added
- Sold out
- 0
- 6 more reduced
1 institution that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MIO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 1 | $12.1K |
| Q2 2025 | 31 | $108.4M |
| Q1 2025 | 34 | $109.3M |
| Q4 2024 | 31 | $109.1M |
| Q3 2024 | 29 | $102.7M |
| Q2 2024 | 32 | $106.4M |
| Q1 2024 | 31 | $84.3M |
| Q4 2023 | 33 | $76.5M |
| Q3 2023 | 29 | $67.8M |
| Q2 2023 | 24 | $70.0M |
| Q1 2023 | 25 | $64.8M |
| Q4 2022 | 26 | $60.4M |
| Q3 2022 | 25 | $49.5M |
| Q2 2022 | 26 | $57.4M |
| Q1 2022 | 24 | $63.4M |
| Q4 2021 | 23 | $71.4M |
| Q3 2021 | 7 | $22.8M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2022
Shares, value and share of portfolio for each institution holding Pioneer Municipal High Income Opportunities Fund, Inc.; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Morgan Stanley | 1,019,863 | $12.4M | 0.00% | +559,183+121.4% | Added |
| Sit Investment Associates Inc | 941,107 | $11.4M | 0.35% | +166,808+21.5% | Added |
| Rivernorth Capital Management, LLC | 789,020 | $9.55M | 0.39% | −160,237−16.9% | Reduced |
| City of London Investment Management Co Ltd | 521,808 | $6.31M | 0.45% | +8,687+1.7% | Added |
| 1607 Capital Partners, LLC | 295,447 | $3.58M | 0.24% | 00.0% | Unchanged |
| Karpus Management, Inc. | 290,708 | $3.52M | 0.12% | +29,404+11.3% | Added |
| Robinson Capital Management, LLC | 171,189 | $2.09M | 1.56% | +10,834+6.8% | Added |
| Mariner Investment Group LLC | 117,339 | $1.42M | 1.51% | +33,222+39.5% | Added |
| Matisse Capital | 99,100 | $1.20M | 1.14% | +99,100 | New |
| Van Eck Associates Corp | 95,774 | $1.16M | 0.00% | −10,812−10.1% | Reduced |
| Wells Fargo & Company | 92,739 | $1.12M | 0.00% | −111,837−54.7% | Reduced |
| Saba Capital Management, L.P. | 66,462 | $805.0K | 0.01% | +32,121+93.5% | Added |
| The PNC Financial Services Group, Inc. | 55,000 | $666.0K | 0.00% | +55,000 | New |
| UBS Group AG | 45,003 | $545.0K | 0.00% | +21,272+89.6% | Added |
| Ackerman Capital Advisors, LLC | 33,741 | $409.0K | 0.11% | +13,126+63.7% | Added |
| Bulldog Investors, LLP | 26,406 | $320.0K | 0.09% | +14,029+113.3% | Added |
| Hightower 6M Holding, LLC | 20,576 | $249.0K | 0.02% | −2,661−11.5% | Reduced |
| First Trust Advisors LP | 15,392 | $186.0K | 0.00% | −7,902−33.9% | Reduced |
| Bank of America Corp | 12,099 | $147.0K | 0.00% | +99+0.8% | Added |
| Royal Bank of Canada | 10,000 | $121.0K | 0.00% | +10,000 | New |
| Steward Partners Investment Advisory, LLC | 5,239 | $63.0K | 0.00% | +5,000+2,092.1% | Added |
| Amundi | 5,000 | $62.0K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 4,920 | $60.0K | 0.00% | +940+23.6% | Added |
| Signaturefd, LLC | 3,000 | $36.0K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 363 | $4.00K | 0.00% | −2−0.5% | Reduced |
| IFP Advisors, Inc | 55 | $1.00K | 0.00% | 00.0% | Unchanged |
| Parametric Portfolio Associates LLC | – | – | – | – | Not filed |