| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 08 Mar 2022 | 07 Mar 2022 | 000-50796 | |
| 4 | Open Document | Open Filing | 04 Mar 2022 | 02 Mar 2022 | 000-50796 | |
| 4 | Open Document | Open Filing | 05 Mar 2021 | 03 Mar 2021 | 000-50796 | |
| 4 | Open Document | Open Filing | 08 Feb 2021 | 04 Feb 2021 | 000-50796 | |
| 3 | Open Document | Open Filing | 18 Feb 2020 | 06 Feb 2020 | 000-50796 |