| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 06 May 2022 | 04 May 2022 | 001-38971 | |
| 4/A | Open Document | Open Filing | 15 Dec 2021 | 26 May 2021 | 001-38971 | |
| 4 | Open Document | Open Filing | 28 May 2021 | 26 May 2021 | 001-38971 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Mar 2021 | 26 Feb 2021 | 001-38971 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Feb 2021 | 08 Feb 2021 | 001-40019 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Dec 2020 | 21 Dec 2020 | 001-38971 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jul 2019 | 11 Jul 2019 | 001-38971 |