| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2021 | 21 May 2021 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Apr 2021 | 21 Apr 2021 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Mar 2021 | 16 Mar 2021 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2021 | 09 Mar 2021 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2021 | 31 Jan 2021 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2020 | 21 May 2020 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2020 | 18 May 2020 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Apr 2020 | 21 Apr 2020 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2020 | 31 Mar 2020 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2020 | 26 Feb 2020 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2020 | 31 Jan 2020 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Nov 2019 | 25 Nov 2019 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Aug 2019 | 08 Aug 2019 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2019 | 21 May 2019 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Apr 2019 | 21 Apr 2019 | 001-37820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Mar 2019 | 13 Mar 2019 | 001-37820 |
| 3 | Open Document | Open Filing | FORM 3 | 31 May 2018 | 21 May 2018 | 001-37820 |