| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 11, 2021 | Jun 9, 2021 | 001-37670 |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 2 | Jun 11, 2021 | ||
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 15, 2021 | Apr 7, 2021 | 001-37670 |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 1 | Apr 9, 2021 | ||
| SC 13G | Open Document | Open Filing | Feb 3, 2021 |