| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 24 May 2022 | 20 May 2022 | 001-37875 |
| 4 | Open Document | Open Filing | FORM 4 | 25 May 2021 | 21 May 2021 | 001-37875 |
| 3 | Open Document | Open Filing | FORM 3 | 06 Nov 2020 | 29 Oct 2020 | 001-37875 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Nov 2020 | 02 Nov 2020 | 001-37875 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Aug 2018 | 14 Aug 2018 | 001-37875 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 May 2018 | 18 May 2018 | 001-37875 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2018 | 01 Jan 2018 | 001-37887 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Aug 2017 | 16 Aug 2017 | 001-37875 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 May 2017 | 19 May 2017 | 001-37875 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2017 | 01 Jan 2017 | 001-37887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2016 | 04 Oct 2016 | 001-37887 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Sep 2016 | 28 Sep 2016 | 001-37887 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Sep 2016 | 15 Sep 2016 | 001-37875 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 15 Sep 2016 | 15 Sep 2016 | 001-37875 |