| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Jun 2021 | 14 Jun 2021 | 001-35048 |
| 4/A | Open Document | Open Filing | FORM 4/A - | 26 Jan 2021 | 02 Nov 2020 | 001-35048 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Nov 2020 | 02 Nov 2020 | 001-35048 |
| 4 | Open Document | Open Filing | FORM 4 - | 30 Jan 2019 | 29 Jan 2019 | 001-35048 |
| 3 | Open Document | Open Filing | FORM 3 - | 30 Jan 2019 | 29 Jan 2019 | 001-35048 |