| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 144 | Open Document | Open Filing | Jun 5, 2025 | |||
| 4 | Open Document | Open Filing | FORM 4 | Jun 20, 2024 | Jun 18, 2024 | 000-26408 |
| 4 | Open Document | Open Filing | Aug 22, 2023 | Aug 18, 2023 | 000-26408 | |
| 3 | Open Document | Open Filing | Nov 16, 2022 | Nov 7, 2022 | 000-26408 | |
| 4 | Open Document | Open Filing | Jan 16, 2018 | Jan 16, 2018 | 001-34761 | |
| 4 | Open Document | Open Filing | Dec 11, 2017 | Dec 11, 2017 | 001-34761 | |
| 4 | Open Document | Open Filing | Sep 29, 2017 | Sep 27, 2017 | 001-34761 | |
| 4 | Open Document | Open Filing | Jan 27, 2017 | Jan 26, 2017 | 001-34761 | |
| 4 | Open Document | Open Filing | Sep 22, 2016 | Sep 21, 2016 | 001-34761 | |
| 4 | Open Document | Open Filing | Jul 19, 2016 | Jul 15, 2016 | 001-34761 | |
| 4 | Open Document | Open Filing | May 12, 2016 | May 11, 2016 | 001-34761 | |
| 4 | Open Document | Open Filing | Jan 22, 2016 | Jan 21, 2016 | 001-34761 | |
| 4 | Open Document | Open Filing | May 20, 2015 | May 18, 2015 | 001-34761 | |
| 4 | Open Document | Open Filing | Jan 26, 2015 | Jan 23, 2015 | 001-34761 | |
| 4 | Open Document | Open Filing | Jan 22, 2015 | Jan 21, 2015 | 001-34761 | |
| 4 | Open Document | Open Filing | Dec 2, 2014 | Dec 2, 2014 | 001-34761 | |
| 4 | Open Document | Open Filing | FORM 4 | Mar 19, 2014 | Mar 17, 2014 | 001-34761 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 22, 2014 | Jan 21, 2014 | 001-34761 |