| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2022-02-02 | FIRST TRUST PORTFOLIOS LP | NUVEEN SELECT TAX FREE INCOME PORTFOLIO | 2,104,461 | 4.5% | EDGAR |
| SC 13G | 2021-01-13 | FIRST TRUST PORTFOLIOS LP | NUVEEN SELECT TAX FREE INCOME PORTFOLIO | 914,075 | 5.5% | EDGAR |
| SC 13G/A | 2014-02-13 | FIRST TRUST PORTFOLIOS LP | NUVEEN SELECT TAX FREE INCOME PORTFOLIO | 527,684 | 3.2% | EDGAR |
| SC 13G | 2013-01-28 | FIRST TRUST PORTFOLIOS LP | NUVEEN SELECT TAX FREE INCOME PORTFOLIO | 894,233 | 5.4% | EDGAR |