| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13G/A | Open Document | Open Filing | SC 13G/A | Feb 14, 2022 | ||
| 4 | Open Document | Open Filing | Jun 16, 2021 | Jun 14, 2021 | 001-39546 | |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | Feb 16, 2021 | ||
| 4 | Open Document | Open Filing | Nov 12, 2020 | Nov 10, 2020 | 001-39546 | |
| 3 | Open Document | Open Filing | Sep 23, 2020 | Sep 22, 2020 | 001-39546 |