| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 07 Jul 2022 | 07 Jul 2022 | 001-37931 |
| 4 | Open Document | Open Filing | 14 Feb 2022 | 10 Feb 2022 | 001-37931 | |
| 4 | Open Document | Open Filing | 03 Sep 2021 | 02 Sep 2021 | 001-37931 | |
| 4/A | Open Document | Open Filing | 03 Sep 2021 | 30 Apr 2021 | 001-37931 | |
| 4 | Open Document | Open Filing | 04 May 2021 | 30 Apr 2021 | 001-37931 | |
| 4 | Open Document | Open Filing | 02 Mar 2021 | 01 Mar 2021 | 001-37931 | |
| 4 | Open Document | Open Filing | 16 Feb 2021 | 29 Jul 2020 | 001-37931 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Feb 2020 | 08 Jan 2020 | 001-37931 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Nov 2019 | 30 Oct 2019 | 001-37931 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Sep 2019 | 31 Aug 2019 | 001-37931 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 May 2019 | 03 May 2019 | 001-34218 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2019 | 19 Feb 2019 | 001-34218 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2018 | 20 Feb 2018 | 001-34218 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Nov 2017 | 03 Nov 2017 | 001-34218 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2017 | 21 Feb 2017 | 001-34218 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2017 | 21 Feb 2017 | 001-34218 |