| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 19 Aug 2021 | 17 Aug 2021 | 001-35407 |
| 4 | Open Document | Open Filing | FORM 4 | 24 May 2021 | 20 May 2021 | 001-35407 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Mar 2021 | 23 Mar 2021 | 001-35407 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Jan 2021 | 06 Jan 2021 | 001-35407 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Dec 2020 | 22 Dec 2020 | 001-35407 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Oct 2019 | 14 Oct 2019 | 001-35407 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Jul 2019 | 20 Jul 2019 | 001-35407 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Apr 2019 | 05 Apr 2019 | 001-35407 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Jan 2019 | 14 Jan 2019 | 001-35407 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Oct 2018 | 30 Oct 2018 | 001-35407 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Jul 2018 | 17 Jul 2018 | 001-35407 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Apr 2018 | 25 Apr 2018 | 001-35407 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2018 | 04 Jan 2018 | 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 | 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 | 15 Jan 2014 | 03 Jan 2014 | 001-35407 |