| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 26 May 2022 | 06 May 2022 | 001-39158 | |
| SC 13D/A | Open Document | Open Filing | 26 May 2022 | |||
| 3 | Open Document | Open Filing | 14 Apr 2021 | 25 Mar 2021 | 000-27569 | |
| SC 13D | Open Document | Open Filing | 14 Apr 2021 |