| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 28 Mar 2023 | 24 Mar 2023 | 000-55600 | |
| 4 | Open Document | Open Filing | 30 Dec 2021 | 30 Dec 2021 | 000-55600 | |
| 3 | Open Document | Open Filing | 19 Nov 2021 | 18 Nov 2021 | 000-55600 |