| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2021 | 05 May 2021 | 001-13149 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Aug 2020 | 31 Jul 2020 | 001-13149 |
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2020 | 05 May 2020 | 001-13149 |
| 4 | Open Document | Open Filing | FORM 4 | 04 May 2020 | 30 Apr 2020 | 001-13149 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Feb 2020 | 06 Feb 2020 | 001-13149 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Feb 2020 | 31 Jan 2020 | 001-13149 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Nov 2019 | 31 Oct 2019 | 001-13149 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Aug 2019 | 31 Jul 2019 | 001-13149 |
| 4 | Open Document | Open Filing | FORM 4 | 02 May 2019 | 30 Apr 2019 | 001-13149 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Feb 2019 | 31 Jan 2019 | 001-13149 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Nov 2018 | 31 Oct 2018 | 000-09165 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Aug 2018 | 31 Jul 2018 | 000-09165 |
| 4 | Open Document | Open Filing | FORM 4 | 04 May 2018 | 02 May 2018 | 000-09165 |
| 4 | Open Document | Open Filing | FORM 4 | 02 May 2018 | 30 Apr 2018 | 000-09165 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Mar 2018 | 21 Mar 2018 | 000-09165 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Feb 2018 | 31 Jan 2017 | 000-09165 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Nov 2017 | 31 Oct 2017 | 000-09165 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Aug 2017 | 01 Aug 2017 | 000-09165 |
| 4 | Open Document | Open Filing | FORM 4 | 01 May 2017 | 28 Apr 2017 | 000-09165 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Mar 2017 | 21 Mar 2017 | 000-09165 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2017 | 08 Feb 2017 | 000-09165 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Feb 2017 | 31 Jan 2017 | 000-09165 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Nov 2016 | 31 Oct 2016 | 000-09165 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Aug 2016 | 29 Jul 2016 | 000-09165 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Mar 2016 | 21 Mar 2016 | 000-09165 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2016 | 10 Feb 2016 | 000-09165 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Mar 2015 | 21 Mar 2015 | 000-09165 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2015 | 11 Feb 2015 | 000-09165 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2015 | 30 Jan 2015 | 000-09165 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Mar 2014 | 21 Mar 2014 | 000-09165 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2014 | 12 Feb 2014 | 000-09165 |