| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 18 Apr 2022 | 13 Apr 2022 | 001-35407 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Apr 2021 | 23 Apr 2021 | 001-35407 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Oct 2017 | 27 Oct 2017 | 001-35407 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Sep 2017 | 04 Aug 2017 | 001-35407 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2017 | 31 May 2017 | 001-35407 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2017 | 21 Apr 2017 | 001-35407 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2017 | 23 Jan 2017 | 001-35407 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Oct 2016 | 21 Oct 2016 | 001-35407 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jul 2016 | 19 Jul 2016 | 001-35407 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jun 2016 | 22 Apr 2016 | 001-35407 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jan 2016 | 08 Jan 2016 | 001-35407 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2015 | 15 Jan 2015 | 001-35407 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2015 | 26 Dec 2014 | 001-35407 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2015 | 31 Aug 2014 | 001-35407 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2015 | 01 Mar 2015 | 001-35407 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2015 | 26 Dec 2014 | 001-35407 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2015 | 31 Aug 2014 | 001-35407 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2015 | 01 Mar 2015 | 001-35407 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Dec 2014 | 26 Dec 2014 | 001-35407 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Sep 2014 | 31 Aug 2014 | 001-35407 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2014 | 02 Apr 2014 | 001-35407 |