| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 27 May 2022 | 25 May 2022 | 001-38002 | |
| 4 | Open Document | Open Filing | 19 Nov 2021 | 17 Nov 2021 | 001-38002 | |
| 4 | Open Document | Open Filing | 28 May 2021 | 26 May 2021 | 001-38002 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2020 | 12 May 2020 | 001-38002 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Jun 2019 | 30 May 2019 | 001-36640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 May 2019 | 22 May 2019 | 001-38002 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 29 Jun 2018 | 27 Jun 2018 | 001-36640 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Jun 2018 | 18 Jun 2018 | 001-36640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2018 | 23 May 2018 | 001-38002 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Jun 2017 | 16 Jun 2017 | 001-36640 |
| 3/A | Open Document | Open Filing | 3/A | 13 Jun 2017 | 28 Apr 2017 | 001-38002 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Jun 2017 | 08 Jun 2017 | 001-36640 |
| 4 | Open Document | Open Filing | 4 | 05 Jun 2017 | 01 Jun 2017 | 001-38002 |
| 3 | Open Document | Open Filing | 3 | 26 May 2017 | 28 Apr 2017 | 001-38002 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Dec 2016 | 15 Dec 2016 | 001-37665 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Nov 2016 | 15 Nov 2016 | 001-37665 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Oct 2016 | 17 Oct 2016 | 001-37665 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Sep 2016 | 15 Sep 2016 | 001-37665 |
| 3 | Open Document | Open Filing | 3 | 08 Jul 2016 | 30 Jun 2016 | 001-37665 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Jun 2016 | 07 Jun 2016 | 001-36640 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2016 | 18 May 2016 | 001-33139 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jan 2016 | 23 Dec 2015 | 001-36229 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Dec 2015 | 01 Dec 2015 | 001-33139 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 29 Sep 2015 | 25 Sep 2015 | 001-36640 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jun 2015 | 11 Jun 2015 | 001-36640 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Oct 2014 | 30 Sep 2014 | 001-36640 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Sep 2014 | 25 Sep 2014 | 001-36640 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 24 Sep 2014 | 24 Sep 2014 | 001-36640 |
| 4 | Open Document | Open Filing | FORM 4 | 15 May 2014 | 14 May 2014 | 001-33139 |