| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Sep 16, 2025 | Sep 12, 2025 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | May 23, 2025 | May 21, 2025 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 1, 2025 | Mar 28, 2025 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2025 | Mar 7, 2025 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | May 24, 2024 | May 22, 2024 | 000-50646 |
| 4 | Open Document | Open Filing | May 13, 2024 | May 9, 2024 | 000-50646 | |
| 144 | Open Document | Open Filing | May 9, 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2023 | May 17, 2023 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | May 23, 2022 | May 19, 2022 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 28, 2022 | Jan 26, 2022 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | May 24, 2021 | May 20, 2021 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 14, 2021 | Jan 12, 2021 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 11, 2021 | Jan 7, 2021 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 8, 2020 | Dec 4, 2020 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2020 | Dec 1, 2020 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 3, 2020 | Jul 30, 2020 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 4, 2020 | Jun 2, 2020 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 24, 2020 | Feb 20, 2020 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | May 28, 2019 | May 23, 2019 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | May 13, 2019 | May 9, 2019 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | May 9, 2019 | May 7, 2019 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 8, 2018 | Nov 17, 2016 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | May 17, 2018 | May 15, 2018 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 8, 2018 | Mar 6, 2018 | 000-50646 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 26, 2018 | Jan 25, 2018 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | May 26, 2017 | May 24, 2017 | 000-50646 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 27, 2017 | Feb 23, 2017 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | May 31, 2016 | May 26, 2016 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 5, 2015 | Jun 4, 2015 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 10, 2015 | Mar 6, 2015 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2015 | Mar 2, 2015 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 27, 2015 | Feb 25, 2015 | 000-50646 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 24, 2015 | Feb 20, 2015 | 000-50646 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 20, 2014 | Mar 18, 2014 | 000-50646 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2014 | Feb 28, 2014 | 000-50646 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2014 | Feb 25, 2014 | 000-50646 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2014 | Feb 22, 2014 | 000-50646 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 21, 2014 | Feb 19, 2014 | 000-50646 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 18, 2014 | Feb 14, 2014 | 000-50646 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 16, 2014 | Jan 14, 2014 | 000-50646 |