MHI

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Pioneer Municipal High Income Fund Inc.

SectorFinanceIndustryInvestment ManagersIPO2003

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Pioneer Municipal High Income Fund, Inc. is a closed-ended fixed income mutual fund launched and managed by Pioneer Investment Management, Inc. It invests in the fixed income markets of the United States. The fund primarily invests in municipal securities. It seeks to invest in securities across the credit rating and maturity spectrum. The fund benchmarks the performance of its portfolio against the Barclays Municipal Bond Index and Barclays High Yield Municipal Bond Index. Pioneer Municipal High Income Fund, Inc. was formed on March 13, 2003 and is domiciled in the United States.

Latest news

25 items

233dINSIDER
Large owner Saba Capital Management, L.P. disposed of $36,093,711 worth of shares (4,201,829 units at $8.59) (SEC Form 4)
4 - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Issuer)
233dSEC
Amendment: SEC Form SCHEDULE 13D/A filed by Pioneer Municipal High Income Fund Inc.
SCHEDULE 13D/A - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Subject)
239dSEC
SEC Form N-PX filed by Pioneer Municipal High Income Fund Inc.
N-PX - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Filer)
239dSEC
SEC Form 25-NSE filed by Pioneer Municipal High Income Fund Inc.
25-NSE - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Subject)
244dPR
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
246dSEC
Amendment: SEC Form SCHEDULE 13D/A filed by Pioneer Municipal High Income Fund Inc.
SCHEDULE 13D/A - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Subject)
246dINSIDER
Large owner Bank Of America Corp /De/ disposed of 500 units of Variable Rate MuniFund Term Preferred Shares (SEC Form 4)
4 - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Issuer)
261dSEC
Amendment: SEC Form SCHEDULE 13G/A filed by Pioneer Municipal High Income Fund Inc.
SCHEDULE 13G/A - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Subject)
280dPR
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
280dSEC
SEC Form N-23C-2 filed by Pioneer Municipal High Income Fund Inc.
N-23C-2 - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Filer)
283dSEC
SEC Form N-CEN filed by Pioneer Municipal High Income Fund Inc.
N-CEN - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Filer)
288dSEC
SEC Form N-CSR filed by Pioneer Municipal High Income Fund Inc.
N-CSR - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Filer)
294dPR
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
323dPR
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
350dPR
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
353dPR
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
364dINSIDER
Large owner Saba Capital Management, L.P. bought $81,698 worth of shares (9,305 units at $8.78) (SEC Form 4)
4 - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Issuer)
366dINSIDER
Large owner Saba Capital Management, L.P. bought $116,084 worth of shares (13,343 units at $8.70) (SEC Form 4)
4 - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Issuer)
374dINSIDER
Large owner Saba Capital Management, L.P. bought $377,683 worth of shares (43,562 units at $8.67) (SEC Form 4)
4 - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Issuer)
380dINSIDER
Large owner Saba Capital Management, L.P. bought $33,593 worth of shares (3,716 units at $9.04) (SEC Form 4)
4 - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Issuer)
384dPR
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 April 2025. Ex-Date: April 17, 2025 Record Date: April 17, 2025 Payable: April 30, 2025 (HNW, PHD, PHT, MAV) Payable: May 1, 2025 (MHI, MIO) 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. $0.03251 - MHI
384dINSIDER
SEC Form 3 filed by new insider Brown David Craig
3 - PIONEER MUNICIPAL HIGH INCOME FUND, INC. (0001223026) (Issuer)
394dPR
Pioneer Closed-End Funds Announce Postponement of March 26, 2025 Special Meeting of Stockholders
Pioneer Municipal High Income Advantage Fund, Inc. (MAV) Pioneer Municipal High Income Fund, Inc. (MHI) Pioneer Municipal High Income Opportunities Fund, Inc. (MIO) (each a "Fund" and together, the "Funds") Each of the Funds listed above announced today that the Special Meeting of Stockholders (the "Meeting") originally scheduled for Wednesday, March 26, 2025 at 12:00 p.m. Eastern Time has been postponed in order to give shareholders more time to vote. The Funds will announce the rescheduled Meeting date, time and location in due course. As described in the proxy materials for the Meeting previously distributed, the Board of Directors of each Fund has fixed the close of business on Febru
415dPR
Amundi US Declares Monthly Distributions for Six Pioneer Closed-End Funds
Amundi US today announced the declaration of dividends for six Pioneer closed-end funds for March 2025. Ex-Date: March 14, 2025 Record Date: March 14, 2025 Payable: March 31, 2025 (HNW, PHD, PHT, MHI, MIO) Payable: April 1, 2025 (MAV) 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
419dPR
Pioneer Closed-End Funds Required Notice to Shareholders Sources of Distribution Under Section 19(a)
The following closed-end funds reported sources of distribution for February and this fiscal year to date. Distribution Period: February 2025 Ticker Taxable Fund Distribution Amount Per Share PHD Pioneer Floating Rate Fund, Inc. $0.0750 Ticker Tax-Exempt Funds Distribution Amount Per Share MAV Pioneer Municipal High Income Advantage Fund, Inc. $0.0325 MHI Pioneer Municipal High Income Fund, Inc. $0.0350 MIO Pioneer Municipal High Income Opportunities Fund, Inc. $0.0500 The following tables set forth estimates of the character of the current distribution and the cumulative distributions paid this fiscal yea