| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Jun 2025 | 30 May 2025 | 001-32470 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Jun 2024 | 31 May 2024 | 001-32470 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 May 2023 | 18 May 2023 | 001-32470 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 18 May 2022 | 17 May 2022 | 001-32470 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 May 2021 | 20 May 2021 | 001-32470 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2020 | 04 Jun 2020 | 001-32470 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Dec 2019 | 10 Dec 2019 | 001-32470 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2017 | 18 May 2017 | 001-32470 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Sep 2015 | 28 Aug 2015 | 001-32470 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2014 | 28 Feb 2014 | 001-32470 |