| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 29 Jun 2021 | 23 Jun 2021 | 001-39441 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 18 Nov 2020 | 18 Nov 2020 | 001-39441 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Oct 2020 | 13 Oct 2020 | 001-39441 |
| 3 | Open Document | Open Filing | FORM 3 | 13 Aug 2020 | 12 Aug 2020 | 001-39441 |