| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2025 | May 22, 2025 | 000-25837 |
| 4 | Open Document | Open Filing | FORM 4 | May 24, 2024 | May 23, 2024 | 000-25837 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 1, 2023 | Jul 28, 2023 | 000-25837 |
| 4 | Open Document | Open Filing | FORM 4 | May 30, 2023 | May 25, 2023 | 000-25837 |
| 4 | Open Document | Open Filing | FORM 4 | May 31, 2022 | May 26, 2022 | 000-25837 |
| 3 | Open Document | Open Filing | FORM 3 | Sep 29, 2021 | Sep 23, 2021 | 000-25837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 16, 2016 | Nov 15, 2016 | 001-35338 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 3, 2016 | Feb 1, 2016 | 001-35338 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Feb 3, 2016 | Feb 1, 2016 | 001-35338 |