| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Mar 2025 | 03 Mar 2025 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Mar 2024 | 01 Mar 2024 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Mar 2023 | 01 Mar 2023 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Mar 2022 | 01 Mar 2022 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 Jul 2021 | 19 Jul 2021 | 001-13777 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 Jul 2021 | 19 Jul 2021 | 001-13777 |