| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 10 Jan 2022 | 08 Jan 2022 | 001-36404 | |
| 4 | Open Document | Open Filing | 18 Aug 2021 | 16 Aug 2021 | 001-36404 | |
| 4 | Open Document | Open Filing | 12 May 2020 | 08 May 2020 | 001-36404 | |
| 4 | Open Document | Open Filing | 25 Jan 2019 | 25 Jan 2019 | 001-36404 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 07 Jul 2017 | 30 Jun 2017 | 001-36404 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 May 2017 | 31 Mar 2017 | 001-36404 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 07 Feb 2017 | 03 Feb 2017 | 001-36404 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 Jul 2016 | 21 Jul 2016 | 001-36404 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 May 2016 | 24 May 2016 | 001-36404 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Feb 2016 | 11 Feb 2016 | 001-36404 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Oct 2015 | 01 Oct 2015 | 001-36404 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Sep 2015 | 10 Sep 2015 | 001-36404 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 27 Jul 2015 | 24 Jul 2015 | 001-36404 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 22 Apr 2015 | 21 Apr 2015 | 001-36404 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Feb 2015 | 30 Jan 2015 | 001-36404 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 Oct 2014 | 30 Oct 2014 | 001-36404 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Apr 2014 | 08 Apr 2014 | 001-36404 |