| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Aug 2021 | 13 Aug 2021 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jun 2021 | 08 Jun 2021 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2021 | 27 May 2021 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2021 | 17 May 2021 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2021 | 10 May 2021 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Apr 2021 | 27 Apr 2021 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Mar 2021 | 11 Mar 2021 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Dec 2020 | 23 Dec 2020 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Aug 2020 | 14 Aug 2020 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2020 | 02 Jan 2020 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Aug 2019 | 27 Aug 2019 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2019 | 29 Apr 2019 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Apr 2019 | 25 Apr 2019 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Apr 2019 | 23 Apr 2019 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Apr 2019 | 18 Apr 2019 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Apr 2019 | 15 Apr 2019 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2019 | 04 Mar 2019 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2019 | 28 Feb 2019 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Oct 2018 | 05 Oct 2018 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Sep 2018 | 05 Sep 2018 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Aug 2018 | 06 Aug 2018 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jul 2018 | 23 Jul 2018 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jul 2018 | 12 Jul 2018 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jul 2018 | 05 Jul 2018 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jun 2018 | 18 Jun 2018 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2018 | 08 Jun 2018 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jun 2018 | 05 Jun 2018 | 001-35638 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2018 | 22 May 2018 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2018 | 23 May 2018 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2018 | 18 May 2018 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2018 | 15 May 2018 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2018 | 05 Mar 2018 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2017 | 28 Feb 2017 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2016 | 15 Mar 2016 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2016 | 06 Mar 2016 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2016 | 29 Feb 2016 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2016 | 23 Feb 2016 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2015 | 15 Mar 2015 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Mar 2015 | 06 Mar 2015 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2015 | 28 Feb 2015 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2015 | 23 Feb 2015 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2015 | 31 Jan 2015 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2015 | 03 Jan 2015 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Nov 2014 | 06 Nov 2014 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Mar 2014 | 17 Mar 2014 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Mar 2014 | 06 Mar 2014 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2014 | 24 Feb 2014 | 001-35638 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jan 2014 | 03 Jan 2014 | 001-35638 |