PIONEER MUNICIPAL HIGH INCOME FUND, INC.SEC Filings
|
|
All SEC filings by PIONEER MUNICIPAL HIGH INCOME FUND, INC. (MHI) — annual and quarterly reports, current reports, registrations, proxies and ownership forms, updated in real time.
Financials
| N-CSR | Certified annual shareholder report (management investment company) | Jul 7, 2026 | ||
| N-CEN | Annual report (registered investment company) | Jul 7, 2026 | ||
| N-CSRS | Certified semi-annual shareholder report (management investment company) | Jan 6, 2026 | ||
| N-CEN | Annual report (registered investment company) | Jul 14, 2025 | ||
| N-CSR | Certified annual shareholder report (management investment company) | Jul 9, 2025 | ||
| N-CSRS | Certified semi-annual shareholder report (management investment company) | Jan 3, 2025 | ||
| N-CEN | Annual report (registered investment company) | Jul 12, 2024 | ||
| N-CSR | Certified annual shareholder report (management investment company) | Jul 8, 2024 | ||
| N-CSRS | Certified semi-annual shareholder report (management investment company) | Jan 3, 2024 | ||
| N-CEN/A | Annual report (registered investment company) | Oct 25, 2023 |
Events
| 8-K | Other Events | May 20, 2025 | ||
| 8-K | Amendments to Articles of Incorporation or Bylaws | May 8, 2025 | ||
| 8-K | Other Events | May 8, 2025 | ||
| 8-K | Other Events | Apr 1, 2025 | ||
| 8-K | Pioneer Closed-End Funds Announce Postponement Of | Mar 25, 2025 | ||
| 8-K | Amundi Us Announces Proposed Transaction Relating To | Jul 19, 2024 | ||
| 8-K | Entry Into a Material Definitive Agreement | Apr 21, 2021 | ||
| 8-K | Other Events | Apr 7, 2021 | ||
| 8-K | Amendments to Articles of Incorporation or Bylaws | Nov 25, 2020 |
Registrations and Prospectuses
| 25-NSE | Exchange delisting | Aug 27, 2025 | ||
| 8-A12B/A | Registration of securities on exchange | Apr 21, 2021 | ||
| 40-APP/A | Application for exemptive order (Investment Company Act) | Jan 17, 2008 | ||
| N-2/A | Registration statement (closed-end investment company) | Sep 25, 2003 | ||
| N-2/A | Registration statement (closed-end investment company) | Sep 22, 2003 | ||
| N-2 | Registration statement (closed-end investment company) | Aug 8, 2003 | ||
| N-2/A | Registration statement (closed-end investment company) | Jul 17, 2003 | ||
| 8-A12B | Registration of securities on exchange | Jul 10, 2003 | ||
| N-2/A | Registration statement (closed-end investment company) | Jul 2, 2003 | ||
| N-2/A | Registration statement (closed-end investment company) | Jun 23, 2003 |
Proxies
| N-PX | Annual report of proxy voting record | Aug 31, 2026 | ||
| N-PX | Annual report of proxy voting record | Aug 27, 2025 | ||
| DEFA14A | Additional proxy soliciting materials | Jul 9, 2025 | ||
| DEF 14A | Definitive proxy | View Diff | Jun 10, 2025 | |
| PRE 14A | Preliminary proxy | May 20, 2025 | ||
| DEFA14A | Additional proxy soliciting materials | Mar 25, 2025 | ||
| DFAN14A | Additional proxy materials by non-management | Feb 24, 2025 | ||
| DEFC14A | Proxy in contested solicitation | Feb 10, 2025 | ||
| DEFC14A | Proxy in contested solicitation | Feb 10, 2025 | ||
| PRRN14A | Revised preliminary proxy statement filed by non-management | Jan 31, 2025 |
Other
| CORRESP | Correspondence with SEC | Jun 3, 2025 | ||
| CORRESP | Correspondence with SEC | Feb 10, 2025 | ||
| CORRESP | Correspondence with SEC | Jan 3, 2025 | ||
| CORRESP | Correspondence with SEC | Aug 15, 2024 | ||
| CORRESP | Correspondence with SEC | Sep 23, 2022 | ||
| CORRESP | Correspondence with SEC | Apr 30, 2020 | ||
| CORRESP | Correspondence with SEC | Mar 17, 2017 | ||
| CORRESP | Correspondence with SEC | Mar 13, 2017 | ||
| CORRESP | Correspondence with SEC | Apr 30, 2014 | ||
| CERTNYS | Certification of approval for NYSE listing | Jul 14, 2003 |
Ownership
| NPORT-P | Pioneer Municipal High Income Fund, Inc. (apr 2026 Report) | Jun 25, 2026 | ||
| NPORT-P | Pioneer Municipal High Income Fund, Inc. (jan 2026 Report) | Apr 1, 2026 | ||
| NPORT-P | Pioneer Municipal High Income Fund, Inc. (oct 2025 Report) | Dec 19, 2025 | ||
| SC 13G | Pioneer Municipal High Income Fund, Inc. | Nov 14, 2025 | ||
| NPORT-P | Pioneer Municipal High Income Fund, Inc. (jul 2025 Report) | Sep 26, 2025 | ||
| 4 | Boaz Weinstein | Sep 2, 2025 | ||
| SC 13D/A | Pioneer Municipal High Income Fund, Inc. | Sep 2, 2025 | ||
| SC 13D/A | Beneficial ownership report | Aug 20, 2025 | ||
| 4 | Bank of America Corp /de/ | Aug 20, 2025 | ||
| SC 13G | Pioneer Municipal High Income Fund, Inc. | Aug 15, 2025 |