| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 25 May 2021 | 21 May 2021 | 001-37606 | |
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2021 | 24 Feb 2021 | 001-37606 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jan 2021 | 30 Dec 2020 | 001-37606 |
| 4 | Open Document | Open Filing | 08 Jan 2020 | 06 Jan 2020 | 001-37606 | |
| 4 | Open Document | Open Filing | FORM 4 | 03 Oct 2018 | 01 Oct 2018 | 001-37606 |
| 4 | Open Document | Open Filing | 4 | 26 Sep 2016 | 22 Sep 2016 | 001-37606 |
| 4 | Open Document | Open Filing | 4 | 05 Jul 2016 | 30 Jun 2016 | 001-37606 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP | 02 May 2016 | 31 Mar 2016 | 001-37606 |
| 4/A | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP | 02 May 2016 | 30 Sep 2015 | 001-37606 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 Feb 2016 | 02 Apr 2015 | 001-37606 |
| 3 | Open Document | Open Filing | INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES | 19 May 2014 | 07 May 2014 | 000-51652 |