| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 12 Aug 2022 | 11 Aug 2022 | 000-11676 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Nov 2021 | 15 Nov 2021 | 000-11676 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Aug 2021 | 11 Aug 2021 | 000-11676 |
| 3 | Open Document | Open Filing | FORM 3 | 09 Nov 2020 | 29 Oct 2020 | 000-11676 |