| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 02 May 2022 | 28 Apr 2022 | 001-37586 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Apr 2021 | 23 Apr 2021 | 001-37586 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Apr 2020 | 24 Apr 2020 | 001-37586 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Apr 2019 | 25 Apr 2019 | 001-37586 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Mar 2019 | 14 Jan 2019 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Dec 2018 | 23 Oct 2018 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Aug 2018 | 23 Jul 2018 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jun 2018 | 23 Apr 2018 | 001-14920 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Apr 2018 | 27 Apr 2018 | 001-37586 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2018 | 28 Mar 2018 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Mar 2018 | 15 Mar 2018 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jan 2018 | 24 Oct 2017 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Aug 2017 | 27 Jul 2017 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2017 | 24 Apr 2017 | 001-14920 |
| 4 | Open Document | Open Filing | FORM 4 | 01 May 2017 | 28 Apr 2017 | 001-37586 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Mar 2017 | 31 Mar 2017 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Mar 2017 | 15 Mar 2017 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2017 | 17 Jan 2017 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Nov 2016 | 25 Oct 2016 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2016 | 25 Jul 2016 | 001-14920 |
| 4 | Open Document | Open Filing | FORM 4 | 31 May 2016 | 27 May 2016 | 001-37586 |
| 3 | Open Document | Open Filing | FORM 3 | 16 May 2016 | 15 May 2016 | 001-37586 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 May 2016 | 25 Apr 2016 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Apr 2016 | 18 Apr 2016 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2016 | 30 Mar 2016 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2016 | 15 Mar 2016 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Feb 2016 | 15 Jan 2016 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Nov 2015 | 27 Oct 2015 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2015 | 27 Jul 2015 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Apr 2015 | 20 Apr 2015 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2015 | 31 Mar 2015 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Mar 2015 | 25 Mar 2015 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2015 | 15 Mar 2015 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jan 2015 | 14 Jan 2015 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Nov 2014 | 27 Oct 2014 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jul 2014 | 21 Jul 2014 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Apr 2014 | 21 Apr 2014 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Mar 2014 | 26 Mar 2014 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Mar 2014 | 15 Mar 2014 | 001-14920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jan 2014 | 14 Jan 2014 | 001-14920 |