| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 20, 2024 | May 17, 2024 | 001-35200 |
| 4 | Open Document | Open Filing | FORM 4 | May 25, 2022 | May 24, 2022 | 001-35200 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 4, 2021 | Jun 4, 2021 | 001-35200 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2021 | Jan 4, 2021 | 001-35200 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 1, 2020 | May 28, 2020 | 001-35200 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 4, 2018 | Sep 4, 2018 | 001-35200 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 15, 2018 | Aug 14, 2018 | 001-35200 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 25, 2018 | Jun 20, 2018 | 001-35200 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 20, 2017 | Dec 20, 2017 | 001-35200 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 19, 2017 | Dec 19, 2017 | 001-35200 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 26, 2015 | Oct 22, 2015 | 001-35200 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 3, 2014 | Jul 1, 2014 | 001-35200 |
| 144 | Open Document | Open Filing | FORM 144 | Jul 3, 2014 |