| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Jul 2022 | 29 Jun 2022 | 001-35498 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Jun 2021 | 17 Jun 2021 | 001-35498 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Jun 2020 | 11 Jun 2020 | 001-35498 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Jun 2019 | 13 Jun 2019 | 001-35498 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Nov 2018 | 09 Nov 2018 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Jun 2018 | 07 Jun 2018 | 001-35498 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Nov 2017 | 10 Nov 2017 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Oct 2017 | 18 Oct 2017 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Oct 2017 | 17 Oct 2017 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Oct 2017 | 13 Oct 2017 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Oct 2017 | 29 Sep 2017 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Sep 2017 | 27 Sep 2017 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Sep 2017 | 18 Sep 2017 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Sep 2017 | 11 Sep 2017 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jul 2017 | 19 Jul 2017 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Jul 2017 | 12 Jul 2017 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2017 | 08 Jun 2017 | 001-35498 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2017 | 18 May 2017 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Nov 2016 | 11 Nov 2016 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2016 | 09 Jun 2016 | 001-35498 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Nov 2015 | 06 Nov 2015 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Jun 2015 | 11 Jun 2015 | 001-35498 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Nov 2014 | 07 Nov 2014 | 000-12933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Nov 2014 | 31 Oct 2014 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2014 | 10 Jun 2014 | 001-35498 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2014 | 23 May 2014 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 May 2014 | 20 May 2014 | 000-13470 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2014 | 31 Jan 2014 | 000-12933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jan 2014 | 13 Jan 2014 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Dec 2013 | 05 Dec 2013 | 001-35498 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Nov 2013 | 08 Nov 2013 | 000-12933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Oct 2013 | 24 Oct 2013 | 000-12933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Oct 2013 | 18 Oct 2013 | 000-12933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Oct 2013 | 16 Oct 2013 | 000-12933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Sep 2013 | 25 Sep 2013 | 000-12933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Sep 2013 | 10 Sep 2013 | 000-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jun 2013 | 13 Jun 2013 | 001-35498 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 May 2013 | 24 May 2013 | 000-13470 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2013 | 04 Mar 2013 | 000-12933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2013 | 28 Jan 2013 | 000-12933 |
| 4 | Open Document | Open Filing | 4 | 03 Jan 2013 | 01 Jan 2013 | 001-35498 |
| 3 | Open Document | Open Filing | 3 | 03 Jan 2013 | 01 Jan 2013 | 001-35498 |
| 4 | Open Document | Open Filing | FORM 4 | 29 May 2012 | 24 May 2012 | 000-13470 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2012 | 07 Feb 2012 | 000-12933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2012 | 05 Feb 2012 | 000-12933 |