| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 27 May 2025 | 22 May 2025 | 001-37900 | |
| 4 | Open Document | Open Filing | 31 May 2024 | 23 May 2024 | 001-37900 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 May 2022 | 25 May 2022 | 001-37900 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 06 Apr 2022 | 28 Mar 2022 | 001-37900 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Oct 2018 | 18 Oct 2018 | 000-18032 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Sep 2018 | 30 Aug 2018 | 000-18032 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Aug 2018 | 13 Aug 2018 | 000-18032 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2018 | 13 May 2018 | 000-18032 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2018 | 13 Feb 2018 | 000-18032 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Nov 2017 | 13 Nov 2017 | 000-18032 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Nov 2017 | 18 Oct 2017 | 000-18032 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Aug 2017 | 13 Aug 2017 | 000-18032 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2017 | 13 May 2017 | 000-18032 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2016 | 13 May 2016 | 000-18032 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Nov 2015 | 06 Nov 2015 | 000-18032 |