| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 30 Oct 2025 | 28 Oct 2025 | 001-15589 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 24 Oct 2024 | 22 Oct 2024 | 001-15589 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 Oct 2023 | 27 Oct 2023 | 001-15589 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Oct 2023 | 24 Oct 2023 | 001-15589 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 27 Oct 2022 | 25 Oct 2022 | 001-15589 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 Oct 2022 | 22 Oct 2022 | 001-15589 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 24 Mar 2022 | 23 Mar 2022 | 001-15589 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 28 Oct 2021 | 26 Oct 2021 | 001-15589 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Oct 2021 | 22 Oct 2021 | 001-15589 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Dec 2020 | 09 Dec 2020 | 001-15589 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Oct 2020 | 27 Oct 2020 | 001-15589 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Oct 2020 | 20 Oct 2020 | 001-15589 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Apr 2020 | 27 Apr 2020 | 001-15589 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Oct 2019 | 20 Oct 2019 | 001-15589 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Nov 2018 | 07 Nov 2018 | 001-15589 |