| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 30 Aug 2021 | 26 Aug 2021 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2021 | 13 May 2021 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Oct 2020 | 01 Oct 2020 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Jun 2020 | 10 Jun 2020 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Mar 2020 | 13 Mar 2020 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Mar 2020 | 05 Mar 2020 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Oct 2019 | 01 Oct 2019 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jul 2019 | 01 Jul 2019 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Apr 2019 | 01 Apr 2019 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jan 2019 | 01 Jan 2019 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Oct 2018 | 01 Oct 2018 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Aug 2018 | 20 Aug 2018 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jul 2018 | 01 Jul 2018 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Apr 2018 | 01 Apr 2018 | 001-34530 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Mar 2018 | 01 Mar 2018 | 001-33345 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jan 2018 | 01 Jan 2018 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Oct 2017 | 01 Oct 2017 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jul 2017 | 01 Jul 2017 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Apr 2017 | 01 Apr 2017 | 001-34530 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Jan 2017 | 31 Dec 2016 | 001-33345 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jan 2017 | 01 Jan 2017 | 001-34530 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Oct 2016 | 30 Sep 2016 | 001-33345 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Oct 2016 | 01 Oct 2016 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jul 2016 | 01 Jul 2016 | 001-34530 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Jul 2016 | 30 Jun 2016 | 001-33345 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Apr 2016 | 01 Apr 2016 | 001-34530 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Apr 2016 | 31 Mar 2016 | 001-33345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Mar 2016 | 22 Feb 2016 | 001-33345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Jan 2016 | 31 Dec 2015 | 001-33345 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jan 2016 | 01 Jan 2016 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Oct 2015 | 01 Oct 2015 | 001-34530 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Oct 2015 | 30 Sep 2015 | 001-33345 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jul 2015 | 01 Jul 2015 | 001-34530 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Jul 2015 | 30 Jun 2015 | 001-33345 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Apr 2015 | 01 Apr 2015 | 001-34530 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Apr 2015 | 31 Mar 2015 | 001-33345 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jan 2015 | 01 Jan 2015 | 001-34530 |
| 4 | Open Document | Open Filing | 05 Jan 2015 | 31 Dec 2014 | 001-33345 | |
| 4 | Open Document | Open Filing | FORM 4 | 03 Oct 2014 | 01 Oct 2014 | 001-34530 |
| 4 | Open Document | Open Filing | 02 Oct 2014 | 30 Sep 2014 | 001-33345 | |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jul 2014 | 01 Jul 2014 | 001-34530 |
| 4 | Open Document | Open Filing | 02 Jul 2014 | 30 Jun 2014 | 001-33345 | |
| 4 | Open Document | Open Filing | 07 Apr 2014 | 31 Mar 2014 | 001-33345 | |
| 4 | Open Document | Open Filing | FORM 4 | 03 Apr 2014 | 01 Apr 2014 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jan 2014 | 01 Jan 2014 | 001-34530 |
| 4 | Open Document | Open Filing | 02 Jan 2014 | 31 Dec 2013 | 001-33345 |