| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 16 Dec 2025 | 15 Dec 2025 | 001-14757 | |
| 4 | Open Document | Open Filing | 13 Dec 2024 | 12 Dec 2024 | 001-14757 | |
| 4 | Open Document | Open Filing | 14 Dec 2023 | 13 Dec 2023 | 001-14757 | |
| 4 | Open Document | Open Filing | 15 Aug 2023 | 21 Mar 2023 | 001-14757 | |
| 4 | Open Document | Open Filing | 19 Dec 2022 | 15 Dec 2022 | 001-14757 | |
| 4 | Open Document | Open Filing | 17 Dec 2021 | 16 Dec 2021 | 001-14757 | |
| 4 | Open Document | Open Filing | 18 Dec 2020 | 17 Dec 2020 | 001-14757 | |
| 4 | Open Document | Open Filing | 17 Dec 2019 | 16 Dec 2019 | 001-14757 | |
| 4 | Open Document | Open Filing | 12 Dec 2018 | 11 Dec 2018 | 001-14757 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 Nov 2017 | 13 Nov 2017 | 001-14757 |