| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 14 Jun 2022 | 10 Jun 2022 | 001-37888 | |
| 4 | Open Document | Open Filing | 02 Jun 2022 | 31 May 2022 | 001-37888 | |
| 4 | Open Document | Open Filing | 03 Mar 2022 | 01 Mar 2022 | 001-37888 | |
| 4 | Open Document | Open Filing | FORM 4 - | 16 Jul 2021 | 12 Jun 2021 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 14 Jun 2021 | 11 Jun 2021 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 20 May 2021 | 20 May 2021 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 May 2021 | 14 May 2021 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Mar 2021 | 01 Mar 2021 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 12 Feb 2021 | 10 Feb 2021 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 15 Jan 2021 | 13 Jan 2021 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 12 Nov 2020 | 09 Nov 2020 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 09 Jul 2020 | 08 Jul 2020 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 16 Jun 2020 | 12 Jun 2020 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Jun 2020 | 10 Jun 2020 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 14 May 2020 | 13 May 2020 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 09 Apr 2020 | 08 Apr 2020 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 20 Mar 2020 | 19 Mar 2020 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Mar 2020 | 06 Mar 2020 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 - | 14 Feb 2020 | 12 Feb 2020 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Dec 2019 | 06 Dec 2019 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Oct 2019 | 09 Oct 2019 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 13 Sep 2019 | 11 Sep 2019 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Sep 2019 | 06 Sep 2019 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 - | 23 Aug 2019 | 21 Aug 2019 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 14 Aug 2019 | 14 Aug 2019 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 11 Jul 2019 | 10 Jul 2019 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 21 Jun 2019 | 19 Jun 2019 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 Jun 2019 | 14 Jun 2019 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Jun 2019 | 07 Jun 2019 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 21 May 2019 | 20 May 2019 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Apr 2019 | 26 Apr 2019 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Apr 2019 | 29 Mar 2019 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Mar 2019 | 08 Mar 2019 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Dec 2018 | 07 Dec 2018 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 - | 30 Nov 2018 | 28 Nov 2018 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Nov 2018 | 19 Nov 2018 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Sep 2018 | 07 Sep 2018 | 000-26058 |
| 4/A | Open Document | Open Filing | FORM 4/A - | 08 Aug 2018 | 15 Jun 2018 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 19 Jun 2018 | 15 Jun 2018 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Jun 2018 | 08 Jun 2018 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 01 May 2018 | 27 Apr 2018 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Mar 2018 | 09 Mar 2018 | 000-26058 |
| 4/A | Open Document | Open Filing | FORM 4/A - | 17 Jan 2018 | 21 Oct 2016 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Dec 2017 | 08 Dec 2017 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 - | 11 Dec 2017 | 08 Dec 2017 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Dec 2017 | 07 Dec 2017 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 - | 07 Dec 2017 | 05 Dec 2017 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Sep 2017 | 08 Sep 2017 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 - | 20 Jun 2017 | 16 Jun 2017 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 - | 13 Jun 2017 | 12 Jun 2017 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Jun 2017 | 09 Jun 2017 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 - | 15 May 2017 | 08 May 2017 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 | 02 May 2017 | 28 Apr 2017 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Mar 2017 | 10 Mar 2017 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2017 | 03 Mar 2017 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Dec 2016 | 09 Dec 2016 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Nov 2016 | 25 Nov 2016 | 000-26058 |
| 4 | Open Document | Open Filing | 4 | 25 Oct 2016 | 21 Oct 2016 | 001-37888 |
| 3 | Open Document | Open Filing | 3 | 28 Sep 2016 | 28 Sep 2016 | 001-37888 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Sep 2016 | 09 Sep 2016 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Aug 2016 | 19 Aug 2016 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Jun 2016 | 10 Jun 2016 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 03 May 2016 | 29 Apr 2016 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Mar 2016 | 11 Mar 2016 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Dec 2015 | 11 Dec 2015 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Sep 2015 | 11 Sep 2015 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jun 2015 | 12 Jun 2015 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Apr 2015 | 24 Apr 2015 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Mar 2015 | 13 Mar 2015 | 000-26058 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Dec 2014 | 12 Dec 2014 | 000-26058 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Sep 2014 | 12 Sep 2014 | 000-26058 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2014 | 13 Jun 2014 | 000-26058 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2014 | 25 Apr 2014 | 000-26058 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Mar 2014 | 14 Mar 2014 | 000-26058 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2014 | 14 Feb 2014 | 000-26058 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2014 | 16 Dec 2013 | 000-26058 |
| 4 | Open Document | Open Filing | FORM 4 | 30 May 2013 | 28 May 2013 | 001-35811 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Apr 2013 | 26 Apr 2013 | 000-26058 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP | 13 Mar 2013 | 08 Mar 2013 | 001-35811 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Feb 2013 | 07 Feb 2013 | 001-35811 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Dec 2012 | 17 Dec 2012 | 000-26058 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Nov 2012 | 07 Nov 2012 | 000-26058 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jul 2012 | 27 Jul 2012 | 000-26058 |