| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13D/A | Open Document | Open Filing | 16 Aug 2022 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jul 2022 | 12 Mar 2020 | 001-35027 |
| 5 | Open Document | Open Filing | 28 Jan 2022 | 31 Dec 2021 | 001-35027 | |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jan 2021 | 15 Jan 2021 | 001-35027 |
| 5 | Open Document | Open Filing | 04 Jan 2021 | 31 Dec 2020 | 001-35027 | |
| 5 | Open Document | Open Filing | 15 Jun 2020 | 31 Dec 2019 | 001-35027 | |
| 5 | Open Document | Open Filing | 15 Jun 2020 | 31 Dec 2019 | 001-35027 | |
| 5 | Open Document | Open Filing | 15 Jun 2020 | 31 Dec 2019 | 001-35027 | |
| 4 | Open Document | Open Filing | 10 Jan 2020 | 10 Jan 2020 | 001-35027 | |
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | 30 May 2019 | ||
| 3 | Open Document | Open Filing | 27 Sep 2018 | 21 Sep 2018 | 001-35027 |