| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 20 Feb 2025 | 18 Feb 2025 | 000-20859 |
| 4 | Open Document | Open Filing | 4 | 10 Jul 2024 | 08 Jul 2024 | 000-20859 |
| 144 | Open Document | Open Filing | 08 Jul 2024 | |||
| 4 | Open Document | Open Filing | 4 | 07 Jun 2024 | 06 Jun 2024 | 000-20859 |
| 4 | Open Document | Open Filing | 16 Feb 2024 | 14 Feb 2024 | 000-20859 | |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 21 Sep 2023 | 15 Aug 2023 | 000-20859 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 24 Feb 2023 | 22 Feb 2023 | 000-20859 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 10 Feb 2023 | 09 Feb 2023 | 000-20859 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 14 Sep 2022 | 12 Sep 2022 | 000-20859 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 18 Feb 2022 | 16 Feb 2022 | 000-20859 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2021 | 02 Feb 2021 | 000-20859 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2020 | 12 Feb 2020 | 000-20859 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2019 | 30 Jan 2019 | 000-20859 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2018 | 31 Jan 2018 | 000-20859 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2017 | 09 Feb 2017 | 000-20859 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2016 | 11 Feb 2016 | 000-20859 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Mar 2015 | 13 Mar 2015 | 000-20859 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2014 | 10 Feb 2014 | 000-20859 |