| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | 09 Aug 2021 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Aug 2021 | 30 Jul 2021 | 001-40672 |
| 3/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Aug 2021 | 29 Jul 2021 | 001-40672 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 29 Jul 2021 | 29 Jul 2021 | 001-40672 |
| 4 | Open Document | Open Filing | 4 | 22 May 2020 | 20 May 2020 | 001-35480 |
| 4 | Open Document | Open Filing | 4 | 21 May 2020 | 15 Nov 2019 | 001-35480 |
| 3/A | Open Document | Open Filing | 3/A | 21 May 2020 | 14 Nov 2019 | 001-35480 |
| 3 | Open Document | Open Filing | 3 | 22 Nov 2019 | 14 Nov 2019 | 001-35480 |