| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Jul 3, 2025 | Jul 1, 2025 | 001-06948 | |
| 4 | Open Document | Open Filing | Mar 5, 2025 | Mar 3, 2025 | 001-06948 | |
| 4 | Open Document | Open Filing | Jul 3, 2024 | Jul 1, 2024 | 001-06948 | |
| 3 | Open Document | Open Filing | Jun 11, 2024 | Jun 11, 2024 | 001-06948 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 13, 2023 | Jan 13, 2023 | 000-16211 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 28, 2022 | Nov 16, 2022 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 17, 2022 | Nov 16, 2022 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 18, 2022 | Oct 14, 2022 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 11, 2022 | Jul 8, 2022 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 11, 2022 | Apr 8, 2022 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2022 | Mar 4, 2022 | 000-16211 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2022 | Feb 28, 2022 | 000-16211 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 22, 2021 | Sep 22, 2021 | 001-13953 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 1, 2021 | Feb 26, 2021 | 001-13953 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 12, 2021 | Jan 11, 2021 | 001-13953 |
| 3 | Open Document | Open Filing | FORM 3 | Jan 12, 2021 | Jan 11, 2021 | 001-13953 |