| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 21 Dec 2021 | 17 Dec 2021 | 001-35526 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Aug 2021 | 12 Aug 2021 | 001-35526 |
| 3 | Open Document | Open Filing | 10 Aug 2021 | 02 Aug 2021 | 001-35526 |