| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Oct 7, 2022 | Oct 5, 2022 | 001-37796 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 22, 2022 | Sep 20, 2022 | 001-37796 |
| 4 | Open Document | Open Filing | FORM 4 | May 9, 2022 | May 5, 2022 | 001-37796 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 29, 2021 | Oct 27, 2021 | 001-37796 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 20, 2021 | Jul 16, 2021 | 001-37796 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 30, 2021 | Mar 26, 2021 | 001-37796 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 30, 2020 | Dec 28, 2020 | 001-37796 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 12, 2020 | Nov 10, 2020 | 000-51372 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 12, 2020 | Nov 10, 2020 | 000-51372 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 10, 2020 | Nov 9, 2020 | 000-51372 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 10, 2020 | Nov 9, 2020 | 000-51372 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 27, 2020 | Mar 26, 2020 | 001-37796 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 26, 2019 | Jun 20, 2019 | 000-51372 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 28, 2019 | Mar 26, 2019 | 001-37796 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2019 | Dec 31, 2018 | 001-37796 |
| 4 | Open Document | Open Filing | 4 | Jun 7, 2018 | Jun 5, 2018 | 001-37796 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 5, 2018 | Mar 26, 2018 | 001-37796 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 29, 2016 | Feb 26, 2016 | 000-51372 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 19, 2016 | Feb 18, 2016 | 000-51372 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 28, 2015 | Dec 22, 2015 | 000-51372 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 18, 2015 | Dec 17, 2015 | 000-51372 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 16, 2015 | Sep 11, 2015 | 000-51372 |