| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | FORM 4/A | Aug 28, 2025 | Jun 3, 2025 | 000-24657 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 5, 2025 | Jun 3, 2025 | 000-24657 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 13, 2024 | Mar 11, 2024 | 000-24657 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 15, 2023 | Feb 14, 2023 | 000-24657 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2018 | Apr 2, 2018 | 000-24657 |
| 3/A | Open Document | Open Filing | FORM 3/A | Mar 29, 2018 | Feb 4, 2016 | 000-24657 |
| 3 | Open Document | Open Filing | FORM 3 | Feb 16, 2016 | Feb 4, 2016 | 000-24657 |