| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 19 May 2025 | 17 May 2025 | 001-06140 | |
| 4 | Open Document | Open Filing | 19 Aug 2024 | 19 Aug 2024 | 001-06140 | |
| 4 | Open Document | Open Filing | 21 May 2024 | 18 May 2024 | 001-06140 | |
| 4 | Open Document | Open Filing | 23 May 2023 | 20 May 2023 | 001-06140 | |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 24 May 2022 | 21 May 2022 | 001-06140 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2021 | 15 May 2021 | 001-06140 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2020 | 16 May 2020 | 001-06140 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2019 | 18 May 2019 | 001-06140 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Aug 2018 | 24 Aug 2018 | 001-06140 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2018 | 19 May 2018 | 001-06140 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2017 | 20 May 2017 | 001-06140 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 May 2016 | 21 May 2016 | 001-06140 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Sep 2015 | 01 Sep 2015 | 001-06140 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2015 | 16 May 2015 | 001-06140 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2014 | 17 May 2014 | 001-06140 |