| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 05 Nov 2021 | 05 Nov 2021 | 001-34887 |
| 144 | Open Document | Open Filing | FORM 144 | 08 Sep 2021 | ||
| 4 | Open Document | Open Filing | FORM 4 | 03 Sep 2021 | 01 Sep 2021 | 001-34887 |
| 4/A | Open Document | Open Filing | FORM 4/A | 02 Sep 2021 | 30 Aug 2021 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Aug 2021 | 30 Aug 2021 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Aug 2021 | 26 Aug 2021 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Aug 2021 | 24 Aug 2021 | 001-34887 |
| 4/A | Open Document | Open Filing | FORM 4/A | 24 Aug 2021 | 20 Aug 2021 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Aug 2021 | 20 Aug 2021 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Aug 2021 | 18 Aug 2021 | 001-34887 |
| 144 | Open Document | Open Filing | FORM 144 | 20 Aug 2021 | ||
| 4 | Open Document | Open Filing | FORM 4 | 08 Jul 2021 | 06 Jul 2021 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Dec 2020 | 01 Dec 2020 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Sep 2020 | 28 Aug 2020 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2020 | 03 Mar 2020 | 001-34887 |
| 144/A | Open Document | Open Filing | FORM 144/A | 10 Feb 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 | 07 Feb 2020 | 05 Feb 2020 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Feb 2020 | 05 Feb 2020 | 001-34887 |
| 144 | Open Document | Open Filing | FORM 144 | 06 Feb 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 | 12 Dec 2019 | 11 Dec 2019 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Dec 2019 | 09 Dec 2019 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Dec 2019 | 06 Dec 2019 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Dec 2019 | 05 Dec 2019 | 001-34887 |
| 144 | Open Document | Open Filing | FORM 144 | 05 Dec 2019 | ||
| 4 | Open Document | Open Filing | FORM 4 | 11 Apr 2019 | 10 Apr 2019 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jan 2018 | 28 Dec 2017 | 001-34887 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2017 | 28 Feb 2017 | 001-34887 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Aug 2016 | 13 Jun 2016 | 001-34887 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Jun 2016 | 13 Jun 2016 | 001-34887 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Apr 2016 | 03 Dec 2015 | 001-34887 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Dec 2015 | 03 Dec 2015 | 001-34887 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 Sep 2015 | 11 Sep 2015 | 001-34887 |
| 4/A | Open Document | Open Filing | AMENDMENT TO OWNERSHIP DOCUMENT | 29 Jan 2015 | 10 Dec 2014 | 001-34887 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 11 Dec 2014 | 10 Dec 2014 | 001-34887 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Aug 2014 | 25 Jul 2014 | 001-34887 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Aug 2014 | 25 Jul 2014 | 001-34887 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 28 Jun 2013 | 16 Apr 2013 | 001-34887 |