| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 08 May 2023 | 05 May 2023 | 001-09513 |
| 4 | Open Document | Open Filing | FORM 4 | 10 May 2022 | 06 May 2022 | 001-09513 |
| 4 | Open Document | Open Filing | FORM 4 | 10 May 2021 | 07 May 2021 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2020 | 01 May 2020 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2019 | 03 May 2019 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2018 | 04 May 2018 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2017 | 05 May 2017 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Nov 2016 | 09 Nov 2016 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2016 | 06 May 2016 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Nov 2015 | 06 Nov 2015 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2015 | 01 May 2015 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2015 | 11 Feb 2015 | 001-09513 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2014 | 16 May 2014 | 001-09513 |