| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 02 Aug 2021 | 29 Jul 2021 | 001-39028 | |
| 4 | Open Document | Open Filing | FORM 4 | 13 May 2021 | 11 May 2021 | 001-39028 |
| 4 | Open Document | Open Filing | FORM 4 | 14 May 2020 | 12 May 2020 | 001-39028 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jan 2020 | 01 Jan 2020 | 001-39028 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Aug 2019 | 24 May 2019 | 001-39028 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Aug 2019 | 14 Aug 2019 | 001-39028 |