| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 15 Jun 2021 | 13 Jun 2021 | 001-38821 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Feb 2021 | 05 Feb 2021 | 001-38821 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Feb 2021 | 02 Feb 2021 | 001-38821 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Jan 2021 | 13 Jan 2021 | 001-38821 |
| 3/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 11 Jan 2021 | 11 Nov 2020 | 001-38821 |
| 3 | Open Document | Open Filing | 3 | 23 Nov 2020 | 11 Nov 2020 | 001-38821 |