| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 144 | Open Document | Open Filing | Jul 17, 2024 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 16, 2024 | Jan 12, 2024 | 000-50924 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 19, 2023 | May 17, 2023 | 000-50924 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 14, 2022 | Mar 10, 2022 | 000-50924 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 23, 2021 | Feb 19, 2021 | 000-50924 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2020 | Feb 26, 2020 | 000-50924 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 13, 2020 | Feb 11, 2020 | 000-50924 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 2, 2019 | Nov 27, 2019 | 000-50924 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 14, 2019 | Jun 13, 2019 | 000-50924 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 13, 2019 | Feb 12, 2019 | 000-50924 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 26, 2018 | Nov 21, 2018 | 000-50924 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 6, 2018 | Jun 4, 2018 | 000-50924 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 15, 2018 | Feb 13, 2018 | 000-50924 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 14, 2017 | Feb 10, 2017 | 000-50924 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 11, 2016 | Feb 9, 2016 | 000-50924 |
| 4 | Open Document | Open Filing | FORM 4 | May 8, 2015 | May 7, 2015 | 000-23314 |
| 4 | Open Document | Open Filing | FORM 4 | May 6, 2015 | May 4, 2015 | 000-23314 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 13, 2015 | Feb 11, 2015 | 000-50924 |
| 4 | Open Document | Open Filing | FORM 4 | May 2, 2014 | Apr 30, 2014 | 000-23314 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 13, 2014 | Feb 12, 2014 | 000-50924 |