| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 21 Jun 2022 | 16 Jun 2022 | 001-07572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jun 2021 | 17 Jun 2021 | 001-07572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Apr 2021 | 06 Apr 2021 | 001-07572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Sep 2020 | 10 Sep 2020 | 001-07572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jun 2020 | 18 Jun 2020 | 001-07572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jun 2019 | 20 Jun 2019 | 001-07572 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jun 2018 | 21 Jun 2018 | 001-07572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jun 2018 | 15 Jun 2017 | 001-07572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jun 2017 | 15 Jun 2017 | 001-07572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jun 2016 | 16 Jun 2016 | 001-07572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jun 2015 | 18 Jun 2015 | 001-07572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Dec 2014 | 19 Dec 2014 | 001-07572 |