| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Nov 12, 2025 | Nov 10, 2025 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 7, 2025 | Nov 5, 2025 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 10, 2025 | Oct 9, 2025 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | May 6, 2025 | May 5, 2025 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 18, 2024 | Dec 16, 2024 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 12, 2024 | Nov 8, 2024 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 6, 2024 | Nov 5, 2024 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 10, 2024 | Sep 6, 2024 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 18, 2023 | Dec 14, 2023 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 13, 2023 | Nov 8, 2023 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 7, 2023 | Nov 3, 2023 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 16, 2022 | Nov 8, 2022 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 9, 2022 | Nov 7, 2022 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 7, 2022 | Nov 3, 2022 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | May 5, 2022 | May 3, 2022 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 9, 2021 | Nov 5, 2021 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 5, 2021 | Nov 3, 2021 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 14, 2021 | Sep 10, 2021 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 1, 2021 | Aug 30, 2021 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 9, 2020 | Nov 5, 2020 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 15, 2020 | Sep 11, 2020 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 8, 2019 | Nov 6, 2019 | 000-26841 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 16, 2019 | Sep 13, 2019 | 000-26841 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 12, 2018 | Aug 28, 2018 | 000-26841 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 12, 2018 | Jul 9, 2018 | 000-26841 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 30, 2018 | Aug 28, 2018 | 000-26841 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 13, 2018 | Jul 9, 2018 | 000-26841 |