| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 May 2022 | 24 May 2022 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 May 2021 | 18 May 2021 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Sep 2020 | 21 Sep 2020 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 May 2020 | 19 May 2020 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 May 2019 | 21 May 2019 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 May 2018 | 15 May 2018 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 May 2017 | 16 May 2017 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Dec 2016 | 05 Dec 2016 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 07 Jun 2016 | 03 Jun 2016 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Jun 2016 | 02 Jun 2016 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 May 2016 | 17 May 2016 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 - | 11 Mar 2016 | 08 Mar 2016 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Nov 2015 | 05 Nov 2015 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 15 Jun 2015 | 12 Jun 2015 | 001-12203 |
| 4/A | Open Document | Open Filing | FORM 4/A - | 15 Jun 2015 | 09 Jun 2015 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Jun 2015 | 09 Jun 2015 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jun 2015 | 03 Jun 2015 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Jun 2015 | 10 Mar 2015 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 May 2015 | 19 May 2015 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 - | 28 Aug 2014 | 27 Aug 2014 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jun 2014 | 02 Jun 2014 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Jun 2014 | 01 Jun 2014 | 001-12203 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 20 May 2014 | 19 May 2014 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 - | 05 Mar 2014 | 03 Mar 2014 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Mar 2014 | 01 Mar 2014 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 12 Aug 2013 | 09 Aug 2013 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Aug 2013 | 08 Aug 2013 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Aug 2013 | 02 Aug 2013 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 26 Jul 2013 | 25 Jul 2013 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 16 Jul 2013 | 15 Jul 2013 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 07 Mar 2013 | 05 Mar 2013 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 05 Mar 2013 | 01 Mar 2013 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 01 Mar 2013 | 28 Feb 2013 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 20 Dec 2012 | 19 Dec 2012 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 09 Nov 2012 | 09 Nov 2012 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Apr 2012 | 01 Apr 2012 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Mar 2012 | 06 Mar 2012 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Mar 2012 | 02 Mar 2012 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 05 Mar 2012 | 01 Mar 2012 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 27 Feb 2012 | 24 Feb 2012 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 Jan 2012 | 17 Jan 2012 | 001-12203 |