| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2025 | 21 May 2025 | 001-15943 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2025 | 02 Jan 2025 | 000-19034 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2024 | 13 May 2024 | 001-15943 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2024 | 02 Jan 2024 | 000-19034 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2023 | 15 May 2023 | 001-15943 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2023 | 03 Jan 2023 | 000-19034 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2023 | 03 Jan 2023 | 001-15943 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Dec 2022 | 05 Dec 2022 | 001-15943 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Oct 2022 | 03 Oct 2022 | 000-19034 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Oct 2022 | 03 Oct 2022 | 000-19034 |
| 4 | Open Document | Open Filing | 29 May 2018 | 25 May 2018 | 001-06571 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2018 | 14 May 2018 | 001-15943 |
| 4 | Open Document | Open Filing | 30 May 2017 | 26 May 2017 | 001-06571 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2017 | 12 May 2017 | 001-15943 |
| 4 | Open Document | Open Filing | 31 May 2016 | 27 May 2016 | 001-06571 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2016 | 12 May 2016 | 001-15943 |
| 4 | Open Document | Open Filing | 01 Jun 2015 | 29 May 2015 | 001-06571 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2015 | 06 May 2015 | 001-15943 |
| 4 | Open Document | Open Filing | 03 Jun 2014 | 30 May 2014 | 001-06571 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 May 2014 | 07 May 2014 | 001-15943 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2014 | 02 Jan 2014 | 001-15943 |