| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Dec 2021 | 28 Dec 2021 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Dec 2021 | 13 Dec 2021 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Oct 2021 | 15 Oct 2021 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Sep 2021 | 17 Sep 2021 | 001-37499 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jul 2021 | 15 Jul 2021 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 May 2021 | 18 May 2021 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Apr 2021 | 15 Apr 2021 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jan 2021 | 15 Jan 2021 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Oct 2020 | 23 Oct 2020 | 001-37499 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Oct 2020 | 15 Oct 2020 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Jul 2020 | 15 Jul 2020 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 May 2020 | 20 May 2020 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Apr 2020 | 15 Apr 2020 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Jan 2020 | 15 Jan 2020 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Oct 2019 | 15 Oct 2019 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Sep 2019 | 26 Sep 2019 | 001-37499 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Jul 2019 | 15 Jul 2019 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 May 2019 | 23 May 2019 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 May 2019 | 16 May 2019 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Apr 2019 | 15 Apr 2019 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Jan 2019 | 15 Jan 2019 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Oct 2018 | 15 Oct 2018 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Sep 2018 | 26 Sep 2018 | 001-37499 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Jul 2018 | 16 Jul 2018 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 May 2018 | 23 May 2018 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Apr 2018 | 16 Apr 2018 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2018 | 14 Mar 2018 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Jan 2018 | 16 Jan 2018 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Oct 2017 | 16 Oct 2017 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Sep 2017 | 20 Sep 2017 | 001-37499 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jul 2017 | 17 Jul 2017 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 May 2017 | 24 May 2017 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Apr 2017 | 17 Apr 2017 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jan 2017 | 17 Jan 2017 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Oct 2016 | 17 Oct 2016 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Sep 2016 | 16 Sep 2016 | 001-37499 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jul 2016 | 15 Jul 2016 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 May 2016 | 19 May 2016 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Apr 2016 | 15 Apr 2016 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Jan 2016 | 15 Jan 2016 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Oct 2015 | 15 Oct 2015 | 001-34877 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Sep 2015 | 16 Sep 2015 | 001-37499 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Aug 2015 | 02 Aug 2015 | 001-37499 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jul 2015 | 22 Jul 2015 | 001-37499 |
| 4 | Open Document | Open Filing | 17 Jul 2015 | 15 Jul 2015 | 001-34877 | |
| 4 | Open Document | Open Filing | 22 May 2015 | 20 May 2015 | 001-34877 | |
| 4 | Open Document | Open Filing | 17 Apr 2015 | 15 Apr 2015 | 001-34877 | |
| 4 | Open Document | Open Filing | 20 Jan 2015 | 15 Jan 2015 | 001-34877 | |
| 4 | Open Document | Open Filing | 17 Oct 2014 | 15 Oct 2014 | 001-34877 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Sep 2014 | 18 Sep 2014 | 001-12302 |
| 4 | Open Document | Open Filing | 17 Jul 2014 | 15 Jul 2014 | 001-34877 | |
| 4 | Open Document | Open Filing | 02 Jun 2014 | 29 May 2014 | 001-34877 | |
| 4 | Open Document | Open Filing | 17 Apr 2014 | 15 Apr 2014 | 001-34877 | |
| 4 | Open Document | Open Filing | 17 Jan 2014 | 15 Jan 2014 | 001-34877 | |
| 4 | Open Document | Open Filing | 17 Oct 2013 | 15 Oct 2013 | 001-34877 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Sep 2013 | 11 Sep 2013 | 001-12302 |
| 4 | Open Document | Open Filing | 17 Jul 2013 | 15 Jul 2013 | 001-34877 | |
| 4 | Open Document | Open Filing | 23 May 2013 | 22 May 2013 | 001-34877 | |
| 4 | Open Document | Open Filing | 17 Apr 2013 | 15 Apr 2013 | 001-34877 | |
| 4 | Open Document | Open Filing | 17 Jan 2013 | 15 Jan 2013 | 001-34877 | |
| 4 | Open Document | Open Filing | 17 Oct 2012 | 15 Oct 2012 | 001-34877 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Sep 2012 | 12 Sep 2012 | 001-12302 |
| 4 | Open Document | Open Filing | 18 Jul 2012 | 16 Jul 2012 | 001-34877 | |
| 4 | Open Document | Open Filing | 17 May 2012 | 16 May 2012 | 001-34877 | |
| 4 | Open Document | Open Filing | 17 Apr 2012 | 16 Apr 2012 | 001-34877 | |
| 4 | Open Document | Open Filing | 18 Jan 2012 | 17 Jan 2012 | 001-34877 |