| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2025 | 14 Mar 2025 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Dec 2024 | 11 Dec 2024 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jun 2024 | 12 Jun 2024 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Dec 2023 | 13 Dec 2023 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jun 2023 | 14 Jun 2023 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Mar 2023 | 21 Mar 2023 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jun 2021 | 28 May 2021 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Oct 2020 | 28 Oct 2020 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2020 | 10 Mar 2020 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Dec 2018 | 20 Dec 2018 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Dec 2018 | 13 Dec 2018 | 000-15204 |