| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 15 Feb 2022 | 11 Feb 2022 | 001-00475 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Feb 2022 | 07 Feb 2022 | 001-00475 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2021 | 03 May 2021 | 001-00475 |
| 4 | Open Document | Open Filing | FORM 4 | 04 May 2021 | 03 May 2021 | 001-00475 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2021 | 29 Mar 2021 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2021 | 29 Mar 2021 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2021 | 12 Feb 2021 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2021 | 08 Feb 2021 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Oct 2020 | 09 Oct 2020 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Oct 2020 | 05 Oct 2020 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Sep 2020 | 22 Sep 2020 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Feb 2020 | 13 Feb 2020 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2020 | 10 Feb 2020 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2020 | 31 Jan 2020 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2019 | 08 Feb 2019 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2019 | 06 Feb 2019 | 001-00475 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2018 | 31 May 2018 | 001-00475 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Apr 2018 | 09 Apr 2018 | 001-00475 |