What is the latest news on MIO?

Quantisnow has not tracked any new filings, ratings or press releases for MIO in the last 30 days. The most recent wire item was published on September 2, 2025.

What sector and industry is MIO in?

Pioneer Municipal High Income Opportunities Fund Inc. operates in the Finance sector, Investment Managers industry.

What companies are similar to MIO?

Notable peers in the same industry include AMP (Ameriprise Financial Inc.), KKR (KKR & Co. Inc.), TROW (T. Rowe Price Group Inc.), BEN (Franklin Templeton Inc.), BX (Blackstone Inc.). Compare MIO side-by-side with any of them on Quantisnow.

How can I track MIO on Quantisnow?

Quantisnow aggregates Pioneer Municipal High Income Opportunities Fund Inc.'s SEC filings, analyst ratings, insider transactions, FDA approvals, and press releases the moment they hit the wire (Wall Street's wire, on your screen.). Follow MIO to receive live email and push alerts on every new disclosure.

MIO

NYSE

Pioneer Municipal High Income Opportunities Fund Inc.

SectorFinance IndustryInvestment ManagersIPO2021

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Pioneer Municipal High Income Opportunities Fund Inc. (MIO) is an Investment Managers company listed on NYSE. There were no new wire items for MIO in the last 30 days. The most recent was published Sep 2, 2025.

Latest news

25 items

438dINSIDER
Large owner Saba Capital Management, L.P. disposed of $24,271,983 worth of shares (2,161,352 units at $11.23) (SEC Form 4)
4 - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Issuer)
438dSEC
Amendment: SEC Form SCHEDULE 13D/A filed by Pioneer Municipal High Income Opportunities Fund Inc.
SCHEDULE 13D/A - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Subject)
444dSEC
SEC Form N-PX filed by Pioneer Municipal High Income Opportunities Fund Inc.
N-PX - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Filer)
444dSEC
SEC Form 25-NSE filed by Pioneer Municipal High Income Opportunities Fund Inc.
25-NSE - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Subject)
449dPR
Pioneer Municipal High Income Advantage Fund, Inc. — Pioneer Municipal High Income Fund, Inc. — Pioneer Municipal High Income Opportunities Fund, Inc.
Announce Liquidating Distributions Each of Pioneer Municipal High Income Advantage Fund, Inc. (MAV), Pioneer Municipal High Income Fund, Inc. (MHI), and Pioneer Municipal High Income Opportunities Fund, Inc. (MIO) announced today that the fund liquidated as planned on August 22, 2025 and the proportionate interests of stockholders in the assets of each fund were determined as of that date. Prior to the opening of business on August 25, 2025, each fund will cease trading on the New York Stock Exchange. Each fund's primary liquidating distribution is anticipated to be paid in cash on August 27, 2025. Below is the expected distribution to be paid for each fund. All amounts are expressed per
457dSEC
Amendment: SEC Form SCHEDULE 13G/A filed by Pioneer Municipal High Income Opportunities Fund Inc.
SCHEDULE 13G/A - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Subject)
485dPR
Announce Results of Each Fund's Special Meeting of Stockholders: Proposal to Liquidate and Dissolve the Fund is Approved
Pioneer Municipal High Income Advantage Fund, Inc. Pioneer Municipal High Income Fund, Inc. Pioneer Municipal High Income Opportunities Fund, Inc. Each of Pioneer Municipal High Income Advantage Fund, Inc. (MAV), Pioneer Municipal High Income Fund, Inc. (MHI), and Pioneer Municipal High Income Opportunities Fund, Inc. (MIO) announced the results of its special meeting of stockholders held on July 17, 2025. At each fund's special meeting, stockholders approved the liquidation and dissolution of the fund pursuant to the Plan of Liquidation and Dissolution adopted by the Board of Directors of the fund. Pursuant to the Plan, each fund will liquidate its portfolio in preparation for one or m
488dSEC
SEC Form N-CEN filed by Pioneer Municipal High Income Opportunities Fund Inc.
N-CEN - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Filer)
493dSEC
SEC Form N-CSR filed by Pioneer Municipal High Income Opportunities Fund Inc.
N-CSR - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Filer)
493dSEC
SEC Form DEFA14A filed by Pioneer Municipal High Income Opportunities Fund Inc.
DEFA14A - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Filer)
499dPR
Pioneer Closed-End Funds Declare Monthly Distributions
The Pioneer closed-end funds listed below today announced the declaration of dividends for July 2025. Ex-Date: July 18, 2025 Record Date: July 18, 2025 Payable: July 31, 2025 Ticker Taxable Funds Distribution Per Share Change From Previous Month HNW Pioneer Diversified High Income Fund, Inc. $0.1000 - PHD Pioneer Floating Rate Fund, Inc. $0.07501 - PHT Pioneer High Income Fund, Inc. $0.0550 - Ticker Tax-Exempt Funds Distribution Per Share Change From Previous Month MAV Pioneer Municipal H
522dSEC
SEC Form DEF 14A filed by Pioneer Municipal High Income Opportunities Fund Inc.
DEF 14A - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Filer)
528dPR
Pioneer Closed-End Funds Declare Monthly Distributions
The Pioneer closed-end funds listed below today announced the declaration of dividends for June 2025. Ex-Date: June 18, 2025 Record Date: June 18, 2025 Payable: June 30, 2025 Ticker Taxable Funds Distribution Per Share Change From Previous Month HNW Pioneer Diversified High Income Fund, Inc. $0.1000 - PHD Pioneer Floating Rate Fund, Inc. $0.07501 - PHT Pioneer High Income Fund, Inc. $0.0550 - Ticker Tax-Exempt Funds Distribution Per Share Change From Previous Month MAV Pioneer Municipal Hi
543dSEC
SEC Form PRE 14A filed by Pioneer Municipal High Income Opportunities Fund Inc.
PRE 14A - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Filer)
543dSEC
SEC Form 8-K filed by Pioneer Municipal High Income Opportunities Fund Inc.
8-K - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Filer)
555dSEC
Pioneer Municipal High Income Opportunities Fund Inc. filed SEC Form 8-K: Other Events, Financial Statements and Exhibits
8-K - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Filer)
555dPR
Pioneer Closed-End Funds Announce Board Approval of Plan of Liquidation
Pioneer Diversified High Income Fund, Inc. Pioneer Floating Rate Fund, Inc. Pioneer High Income Fund, Inc. Pioneer Municipal High Income Advantage Fund, Inc. Pioneer Municipal High Income Fund, Inc. Pioneer Municipal High Income Opportunities Fund, Inc. (each a "Fund" and together, the "Funds") Each of the Funds listed above announced today that the Fund's Board of Directors (the "Board") has approved a plan of liquidation of the Fund. The liquidation pursuant to the plan will be submitted to Fund stockholders for approval at a Special Meeting. The Board recommends that stockholders of each Fund vote for the liquidation of their Fund at the Special Meeting. As previously announced, effec
555dINSIDER
Large owner Saba Capital Management, L.P. bought $12,622 worth of shares (1,090 units at $11.58) (SEC Form 4)
4 - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Issuer)
558dPR
Pioneer Investments Declares Monthly Distributions For Six Pioneer Closed-End Funds
Pioneer Investments today announced the declaration of dividends for six Pioneer closed-end funds for May 2025. Ex-Date: May 16, 2025 Record Date: May 16, 2025 Payable: May 30, 2025 Ticker Taxable Funds Distribution Per Share Change From Previous Month HNW Pioneer Diversified High Income Fund, Inc. $0.1000 - PHD Pioneer Floating Rate Fund, Inc. $0.07501 - PHT Pioneer High Income Fund, Inc. $0.0550 - Ticker Tax-Exempt Funds Distribution Per Share Change From Previous Month MAV Pioneer Municipal High Income Advantage Fund, Inc. $0.0325 - MHI Pion
562dINSIDER
Large owner Saba Capital Management, L.P. bought $2,267 worth of shares (197 units at $11.51) (SEC Form 4)
4 - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Issuer)
569dINSIDER
Large owner Saba Capital Management, L.P. bought $123,772 worth of shares (10,963 units at $11.29) (SEC Form 4)
4 - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Issuer)
571dINSIDER
Large owner Saba Capital Management, L.P. bought $59,684 worth of shares (5,310 units at $11.24) (SEC Form 4)
4 - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Issuer)
579dINSIDER
Large owner Saba Capital Management, L.P. bought $301,748 worth of shares (26,990 units at $11.18) (SEC Form 4)
4 - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Issuer)
583dINSIDER
Large owner Saba Capital Management, L.P. bought $28,052 worth of shares (2,465 units at $11.38) (SEC Form 4)
4 - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Issuer)
585dINSIDER
Large owner Saba Capital Management, L.P. bought $8,148 worth of shares (700 units at $11.64) (SEC Form 4)
4 - Pioneer Municipal High Income Opportunities Fund, Inc. (0001864290) (Issuer)

MIO FAQ

6 questions

What is the latest news on MIO?
Quantisnow has not tracked any new filings, ratings or press releases for MIO in the last 30 days. The most recent wire item was published on September 2, 2025.
Where does MIO stock trade?
Pioneer Municipal High Income Opportunities Fund Inc. (MIO) is listed on NYSE.
What sector and industry is MIO in?
Pioneer Municipal High Income Opportunities Fund Inc. operates in the Finance sector, Investment Managers industry.
When did Pioneer Municipal High Income Opportunities Fund Inc. go public?
Pioneer Municipal High Income Opportunities Fund Inc. (MIO) completed its IPO in 2021.
What companies are similar to MIO?
Notable peers in the same industry include AMP (Ameriprise Financial Inc.), KKR (KKR & Co. Inc.), TROW (T. Rowe Price Group Inc.), BEN (Franklin Templeton Inc.), BX (Blackstone Inc.). Compare MIO side-by-side with any of them on Quantisnow.
How can I track MIO on Quantisnow?
Quantisnow aggregates Pioneer Municipal High Income Opportunities Fund Inc.'s SEC filings, analyst ratings, insider transactions, FDA approvals, and press releases the moment they hit the wire (Wall Street's wire, on your screen.). Follow MIO to receive live email and push alerts on every new disclosure.