| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Oct 2021 | 15 Oct 2021 | 001-37590 |
| 3 | Open Document | Open Filing | 21 Jul 2020 | 20 Jul 2020 | 001-34600 | |
| 3 | Open Document | Open Filing | 31 Jan 2020 | 22 Jan 2020 | 001-35837 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 Jan 2020 | 10 Jan 2020 | 001-36672 |
| 3 | Open Document | Open Filing | FORM 3 | 01 Nov 2019 | 25 Oct 2019 | 001-35285 |