| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 08 Jun 2021 | 07 Jun 2021 | 001-35249 | |
| 4/A | Open Document | Open Filing | 03 Mar 2021 | 23 Feb 2021 | 001-35249 | |
| 4 | Open Document | Open Filing | 01 Mar 2021 | 25 Feb 2021 | 001-35249 | |
| 4 | Open Document | Open Filing | 21 Dec 2020 | 17 Dec 2020 | 001-35249 | |
| 4 | Open Document | Open Filing | 04 Dec 2020 | 03 Dec 2020 | 001-35249 | |
| 4 | Open Document | Open Filing | 08 Apr 2020 | 07 Apr 2020 | 001-35249 | |
| 4 | Open Document | Open Filing | 27 Mar 2020 | 25 Feb 2019 | 001-35249 | |
| 4 | Open Document | Open Filing | 19 Mar 2020 | 18 Mar 2020 | 001-35249 | |
| 4 | Open Document | Open Filing | 09 Mar 2020 | 05 Mar 2020 | 001-35249 | |
| 4 | Open Document | Open Filing | 27 Feb 2020 | 25 Feb 2020 | 001-35249 | |
| 4 | Open Document | Open Filing | 05 Feb 2020 | 03 Feb 2020 | 001-35249 | |
| 4 | Open Document | Open Filing | 17 May 2019 | 15 May 2019 | 001-35249 | |
| 4 | Open Document | Open Filing | 11 Mar 2019 | 07 Mar 2019 | 001-35249 | |
| 4 | Open Document | Open Filing | 07 Mar 2019 | 05 Mar 2019 | 001-35249 | |
| 4 | Open Document | Open Filing | 14 Feb 2019 | 13 Feb 2019 | 001-35249 | |
| 4 | Open Document | Open Filing | 18 Jul 2018 | 17 Jul 2018 | 001-35249 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Mar 2018 | 07 Mar 2018 | 001-35249 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 07 Mar 2018 | 05 Mar 2018 | 001-35249 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Mar 2017 | 07 Mar 2017 | 001-35249 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Mar 2017 | 06 Mar 2017 | 001-35249 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Mar 2016 | 07 Mar 2016 | 001-35249 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Mar 2016 | 07 Mar 2016 | 001-35249 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 22 Jan 2016 | 21 Jan 2016 | 001-35249 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Jan 2016 | 12 Jan 2016 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Apr 2015 | 06 Apr 2015 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Apr 2015 | 06 Apr 2015 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Apr 2015 | 02 Apr 2015 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Mar 2015 | 06 Mar 2015 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Jan 2015 | 21 Jan 2015 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jan 2015 | 12 Jan 2015 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Jan 2014 | 21 Jan 2014 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Jan 2014 | 12 Jan 2014 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 May 2013 | 01 May 2013 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2013 | 01 Apr 2013 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Mar 2013 | 01 Mar 2013 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Feb 2013 | 01 Feb 2013 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Jan 2013 | 21 Jan 2013 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Jan 2013 | 12 Jan 2013 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jan 2013 | 02 Jan 2013 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Dec 2012 | 03 Dec 2012 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Nov 2012 | 12 Nov 2012 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jul 2012 | 05 Jul 2012 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jul 2012 | 02 Jul 2012 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jun 2012 | 07 Jun 2012 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jun 2012 | 05 Jun 2012 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2012 | 01 Jun 2012 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 May 2012 | 01 May 2012 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Apr 2012 | 02 Apr 2012 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2012 | 09 Mar 2012 | 001-35249 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Jan 2012 | 12 Jan 2012 | 001-35249 |