| SC 13D/A | 2024-04-01 | - | - | - | - | EDGAR |
| SC 13D/A | 2024-03-04 | - | - | - | - | EDGAR |
| SC 13G | 2024-02-13 | - | - | - | - | EDGAR |
| SC 13G/A | 2024-02-09 | - | - | - | - | EDGAR |
| SC 13G/A | 2024-01-31 | - | - | - | - | EDGAR |
| SC 13D/A | 2024-01-26 | - | - | - | - | EDGAR |
| SC 13D | 2024-01-05 | - | - | - | - | EDGAR |
| SC 13D/A | 2023-10-20 | BANK OF AMERICA CORP /DE/ | PIONEER MUNICIPAL HIGH INCOME FUND, INC. | 1,135 | 100.0% | EDGAR |
| SC 13G/A | 2023-10-03 | Saba Capital Management, L.P. | PIONEER MUNICIPAL HIGH INCOME FUND, INC. | 2,373,132 | 10.4% | EDGAR |
| SC 13G | 2023-08-31 | Saba Capital Management, L.P. | PIONEER MUNICIPAL HIGH INCOME FUND, INC. | 1,168,884 | 5.1% | EDGAR |
| SC 13D | 2023-06-07 | BANK OF AMERICA CORP /DE/ | PIONEER MUNICIPAL HIGH INCOME FUND, INC. | 1,290 | 100.0% | EDGAR |
| SC 13D/A | 2023-06-01 | WELLS FARGO & COMPANY/MN | PIONEER MUNICIPAL HIGH INCOME FUND, INC. | 0 | 0.0% | EDGAR |
| SC 13D/A | 2023-03-23 | WELLS FARGO & COMPANY/MN | PIONEER MUNICIPAL HIGH INCOME FUND, INC. | 1,290 | 100.0% | EDGAR |
| SC 13G | 2023-02-14 | RIVERNORTH CAPITAL MANAGEMENT, LLC | PIONEER MUNICIPAL HIGH INCOME FUND, INC. | 1,354,302 | 6.0% | EDGAR |
| SC 13G | 2023-02-10 | MORGAN STANLEY | PIONEER MUNICIPAL HIGH INCOME FUND, INC. | 1,491,744 | 6.6% | EDGAR |
| SC 13G/A | 2023-01-13 | FIRST TRUST PORTFOLIOS LP | PIONEER MUNICIPAL HIGH INCOME FUND, INC. | 1,376,241 | 6.0% | EDGAR |
| SC 13D/A | 2022-11-16 | WELLS FARGO & COMPANY/MN | PIONEER MUNICIPAL HIGH INCOME FUND, INC. | 1,290 | 100.0% | EDGAR |
| SC 13G/A | 2022-08-10 | FIRST TRUST PORTFOLIOS LP | PIONEER MUNICIPAL HIGH INCOME FUND, INC. | 2,087,161 | 9.2% | EDGAR |
| SC 13G/A | 2022-01-18 | FIRST TRUST PORTFOLIOS LP | PIONEER MUNICIPAL HIGH INCOME FUND, INC. | 3,262,785 | 14.3% | EDGAR |
| SC 13D/A | 2021-04-23 | WELLS FARGO & COMPANY/MN | PIONEER MUNICIPAL HIGH INCOME TRUST | 1,450 | 100.0% | EDGAR |