| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 10 Feb 2022 | 08 Feb 2022 | 001-37827 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jan 2022 | 01 Jan 2022 | 001-37827 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Feb 2021 | 09 Feb 2021 | 001-37827 |
| 5 | Open Document | Open Filing | FORM 5 | 20 Jan 2021 | 31 Dec 2020 | 001-37827 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jan 2021 | 01 Jan 2021 | 001-37827 |
| 5 | Open Document | Open Filing | FORM 5 | 05 Jan 2021 | 31 Dec 2020 | 001-37827 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Nov 2020 | 23 Nov 2020 | 001-37827 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Nov 2020 | 09 Nov 2020 | 001-37827 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Feb 2020 | 11 Feb 2020 | 001-37827 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Dec 2019 | 23 Dec 2019 | 001-37827 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Sep 2019 | 06 Sep 2019 | 001-37827 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Sep 2019 | 06 Sep 2019 | 001-37827 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2019 | 11 Feb 2019 | 001-37827 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2018 | 01 Feb 2018 | 001-37827 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Apr 2017 | 24 Apr 2017 | 001-37827 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2017 | 12 Jul 2016 | 001-32638 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2017 | 07 Sep 2016 | 001-37827 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2017 | 12 Jul 2016 | 001-37827 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2017 | 12 Jul 2016 | 001-32638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Sep 2016 | 07 Sep 2016 | 001-37827 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2016 | 12 Jul 2016 | 001-37827 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2016 | 12 Jul 2016 | 001-32638 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jul 2016 | 12 Jul 2016 | 001-37827 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jan 2016 | 25 Jan 2016 | 001-32638 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2015 | 15 Jan 2015 | 001-32638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jan 2015 | 15 Jan 2015 | 001-32638 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2014 | 29 Jan 2014 | 001-32638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jan 2014 | 29 Jan 2014 | 001-32638 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Dec 2013 | 13 Dec 2013 | 001-32638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Dec 2013 | 13 Dec 2013 | 001-32638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2013 | 29 Jan 2013 | 001-32638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jan 2013 | 10 Jan 2013 | 001-32638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Dec 2012 | 19 Dec 2012 | 001-32638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Aug 2012 | 24 Aug 2012 | 001-32638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2012 | 27 Feb 2012 | 001-32638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2012 | 14 Feb 2012 | 001-32638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jan 2012 | 18 Jan 2012 | 001-32638 |