| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13G | Open Document | Open Filing | SC 13G | 06 Apr 2022 | ||
| 4 | Open Document | Open Filing | 10 Dec 2021 | 08 Dec 2021 | 001-41117 | |
| 3/A | Open Document | Open Filing | 10 Dec 2021 | 08 Dec 2021 | 001-41117 | |
| 3 | Open Document | Open Filing | 10 Dec 2021 | 08 Dec 2021 | 001-41117 | |
| 4 | Open Document | Open Filing | 29 May 2019 | 24 May 2019 | 000-51160 | |
| 4/A | Open Document | Open Filing | 05 Apr 2019 | 03 Apr 2019 | 000-51160 | |
| 4 | Open Document | Open Filing | 04 Apr 2019 | 03 Apr 2019 | 000-51160 | |
| 4 | Open Document | Open Filing | 11 Mar 2019 | 06 Mar 2019 | 000-51160 | |
| 3 | Open Document | Open Filing | 08 Feb 2019 | 01 Jan 2019 | 000-51160 |