| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Dec 3, 2021 | Dec 1, 2021 | 001-39379 | |
| 4 | Open Document | Open Filing | Oct 4, 2021 | Sep 30, 2021 | 001-39379 | |
| 4 | Open Document | Open Filing | Sep 16, 2021 | Sep 14, 2021 | 001-39379 | |
| 4 | Open Document | Open Filing | Aug 23, 2021 | Aug 19, 2021 | 001-39379 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 6, 2021 | Apr 1, 2021 | 001-39379 |
| 3 | Open Document | Open Filing | Feb 3, 2021 | Jan 21, 2021 | 001-39379 |