| SC 13G/A | 2024-01-31 | - | - | - | - | EDGAR |
| SC 13G/A | 2023-01-18 | FIRST TRUST PORTFOLIOS LP | PIONEER HIGH INCOME FUND, INC. | 1,991,936 | 6.8% | EDGAR |
| SC 13G/A | 2022-08-10 | FIRST TRUST PORTFOLIOS LP | PIONEER HIGH INCOME FUND, INC. | 2,972,619 | 10.1% | EDGAR |
| SC 13G/A | 2022-01-14 | FIRST TRUST PORTFOLIOS LP | PIONEER HIGH INCOME FUND, INC. | 4,749,514 | 16.2% | EDGAR |
| SC 13G/A | 2021-02-01 | FIRST TRUST PORTFOLIOS LP | PIONEER HIGH INCOME TRUST | 4,022,915 | 13.9% | EDGAR |
| SC 13G/A | 2020-02-05 | FIRST TRUST PORTFOLIOS LP | PIONEER HIGH INCOME TRUST | 3,497,206 | 12.1% | EDGAR |
| SC 13G/A | 2019-02-04 | FIRST TRUST PORTFOLIOS LP | PIONEER HIGH INCOME TRUST | 3,521,425 | 12.2% | EDGAR |
| SC 13G/A | 2018-01-18 | FIRST TRUST PORTFOLIOS LP | PIONEER HIGH INCOME TRUST | 3,286,561 | 11.4% | EDGAR |
| SC 13G/A | 2017-06-09 | FIRST TRUST PORTFOLIOS LP | PIONEER HIGH INCOME TRUST | 2,926,384 | 10.1% | EDGAR |
| SC 13G | 2017-01-20 | FIRST TRUST PORTFOLIOS LP | PIONEER HIGH INCOME TRUST | 2,307,193 | 8.0% | EDGAR |
| SC 13G/A | 2014-04-09 | MORGAN STANLEY | PIONEER HIGH INCOME TRUST | 0 | 0.0% | EDGAR |
| SC 13D/A | 2014-03-20 | BANK OF AMERICA CORP /DE/ | PIONEER HIGH INCOME TRUST | 0 | 0.0% | EDGAR |
| SC 13D/A | 2014-03-18 | BANK OF AMERICA CORP /DE/ | PIONEER HIGH INCOME TRUST | 700 | 34.6% | EDGAR |
| SC 13D/A | 2014-03-14 | BANK OF AMERICA CORP /DE/ | PIONEER HIGH INCOME TRUST | 1,292 | 32.1% | EDGAR |
| SC 13G/A | 2013-02-01 | UBS AG | PIONEER HIGH INCOME TRUST | 768 | 12.7% | EDGAR |
| SC 13G/A | 2013-01-18 | MORGAN STANLEY | PIONEER HIGH INCOME TRUST | 1,442 | 23.9% | EDGAR |
| SC 13G/A | 2011-01-27 | MORGAN STANLEY | PIONEER HIGH INCOME TRUST | 1,437 | 23.8% | EDGAR |
| SC 13G/A | 2011-01-14 | UBS AG | PIONEER HIGH INCOME TRUST | 766 | 12.7% | EDGAR |
| SC 13D | 2011-01-11 | BANK OF AMERICA CORP /DE/ | PIONEER HIGH INCOME TRUST | 2,014 | 33.3% | EDGAR |
| SC 13G/A | 2010-12-09 | BANK OF AMERICA CORP /DE/ | PIONEER HIGH INCOME TRUST | 2,014 | 33.4% | EDGAR |