| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Jul 2023 | 30 Jun 2023 | 000-50626 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Jun 2022 | 14 Jun 2022 | 000-50626 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Jul 2021 | 14 Jul 2021 | 001-35676 |
| 4/A | Open Document | Open Filing | FORM 4/A | 13 Jul 2021 | 12 Jul 2021 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Jul 2021 | 12 Jul 2021 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jun 2021 | 25 Jun 2021 | 001-35676 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Jun 2021 | 15 Jun 2021 | 000-50626 |
| 4 | Open Document | Open Filing | FORM 4 | 21 May 2021 | 19 May 2021 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Feb 2021 | 12 Feb 2021 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jun 2020 | 25 Jun 2020 | 000-50626 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2020 | 20 May 2020 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 | 31 May 2019 | 29 May 2019 | 000-50626 |
| 4 | Open Document | Open Filing | FORM 4 | 24 May 2019 | 22 May 2019 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jun 2018 | 31 May 2018 | 000-50626 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 May 2018 | 16 May 2018 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2018 | 09 Mar 2018 | 001-33882 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jan 2018 | 05 Jan 2018 | 001-34637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Sep 2017 | 28 Sep 2017 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Sep 2017 | 24 Sep 2017 | 001-33882 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jul 2017 | 17 Jul 2017 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Jun 2017 | 24 Jun 2017 | 001-33882 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Jun 2017 | 09 Jun 2017 | 001-33882 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Jun 2017 | 30 May 2017 | 000-50626 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 May 2017 | 18 May 2017 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Mar 2017 | 27 Feb 2017 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Feb 2017 | 17 Feb 2017 | 001-35676 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 10 Feb 2017 | 31 Dec 2016 | 001-33882 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Feb 2017 | 30 Jan 2017 | 001-33882 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Dec 2016 | 08 Dec 2016 | 001-34637 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 05 Aug 2016 | 07 Aug 2015 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Jun 2016 | 24 Jun 2016 | 001-33882 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 May 2016 | 26 May 2016 | 000-50626 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 May 2016 | 20 May 2016 | 001-35676 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Apr 2016 | 27 Apr 2016 | 001-34637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2016 | 16 Mar 2016 | 001-33882 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Dec 2015 | 27 Nov 2015 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Oct 2015 | 29 Oct 2015 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Sep 2015 | 24 Sep 2015 | 001-33882 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Aug 2015 | 07 Aug 2015 | 001-35676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Jun 2015 | 12 Jun 2014 | 001-33882 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 May 2015 | 22 May 2015 | 000-50626 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 May 2015 | 22 May 2015 | 001-35676 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2015 | 21 May 2015 | 001-34637 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2015 | 30 Dec 2014 | 001-34637 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jun 2014 | 13 Jun 2014 | 001-34637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2014 | 06 Jun 2014 | 001-33882 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 May 2014 | 22 May 2014 | 000-50626 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Mar 2014 | 11 Mar 2014 | 001-33882 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jun 2013 | 13 Jun 2013 | 001-33882 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jun 2013 | 09 Jun 2013 | 001-33882 |
| 4 | Open Document | Open Filing | 4 | 23 May 2013 | 22 May 2013 | 000-50626 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2013 | 17 May 2013 | 001-34637 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Mar 2013 | 18 Mar 2013 | 001-35676 |
| 3 | Open Document | Open Filing | FORM 3 | 19 Mar 2013 | 16 Mar 2013 | 001-35676 |
| 4 | Open Document | Open Filing | 4 | 02 Jul 2012 | 29 Jun 2012 | 001-34637 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Jun 2012 | 07 Jun 2012 | 001-33882 |
| 4 | Open Document | Open Filing | FORM 4 - | 05 Jun 2012 | 03 Jun 2012 | 001-33882 |
| 4 | Open Document | Open Filing | 4 | 24 May 2012 | 23 May 2012 | 000-50626 |
| 4 | Open Document | Open Filing | 4 | 10 May 2012 | 08 May 2012 | 001-34637 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 May 2012 | 03 May 2012 | 001-33882 |
| 3 | Open Document | Open Filing | FORM 3 | 27 Mar 2012 | 23 Mar 2012 | 000-25132 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Jan 2012 | 31 Dec 2011 | 001-33882 |