| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 17 Dec 2021 | 15 Dec 2021 | 001-36866 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Nov 2021 | 11 Nov 2021 | 001-36866 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Jul 2021 | 02 Jul 2021 | 001-36866 |