| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 28, 2021 | Oct 26, 2021 | 001-39622 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 28, 2021 | Oct 15, 2020 | 001-39622 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | Feb 12, 2021 | ||
| 4 | Open Document | Open Filing | Nov 4, 2020 | Nov 2, 2020 | 001-39622 | |
| 3 | Open Document | Open Filing | Oct 15, 2020 | Oct 15, 2020 | 001-39622 |