| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 30 Aug 2021 | 26 Aug 2021 | 001-39508 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 10 Feb 2021 | ||
| 4 | Open Document | Open Filing | 14 Sep 2020 | 10 Sep 2020 | 001-39508 | |
| 3 | Open Document | Open Filing | 10 Sep 2020 | 10 Sep 2020 | 001-39508 |