| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 23 Jun 2021 | 21 Jun 2021 | 001-09656 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jun 2021 | 17 Jun 2021 | 001-09656 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jan 2021 | 25 Jan 2021 | 001-09656 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jan 2021 | 14 Jan 2021 | 001-09656 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Nov 2020 | 09 Nov 2020 | 001-09656 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Jun 2020 | 22 Jun 2020 | 001-09656 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jun 2020 | 17 Jun 2020 | 001-09656 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Sep 2019 | 23 Sep 2019 | 001-09656 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jun 2019 | 17 Jun 2019 | 001-09656 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2019 | 21 Feb 2019 | 001-09656 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jun 2018 | 18 Jun 2018 | 001-09656 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jun 2017 | 22 Jun 2017 | 001-09656 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jun 2017 | 19 Jun 2017 | 001-09656 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Dec 2016 | 12 Dec 2016 | 001-09656 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jun 2016 | 20 Jun 2016 | 001-09656 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2015 | 15 Jun 2015 | 001-09656 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Aug 2014 | 20 Aug 2014 | 001-09656 |