| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Dec 10, 2025 | Dec 8, 2025 | 001-13901 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 16, 2025 | Sep 15, 2025 | 001-13901 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 9, 2025 | Jun 5, 2025 | 001-13901 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 10, 2024 | Jun 6, 2024 | 001-13901 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 7, 2023 | Jun 5, 2023 | 001-13901 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2022 | Jun 9, 2022 | 001-13901 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 14, 2021 | Jun 10, 2021 | 001-13901 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 16, 2020 | Jun 12, 2020 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 17, 2019 | May 15, 2019 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 17, 2018 | May 16, 2018 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 18, 2017 | May 17, 2017 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 30, 2016 | May 18, 2016 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 7, 2015 | Aug 6, 2015 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 30, 2015 | Jul 29, 2015 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 18, 2014 | Dec 16, 2014 | 001-13901 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2014 | Feb 21, 2014 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2014 | Feb 21, 2014 | 001-13901 |