| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 6, 2023 | Feb 2, 2023 | 001-38248 |
| 4 | Open Document | Open Filing | May 13, 2022 | May 12, 2022 | 001-38248 | |
| 4 | Open Document | Open Filing | Apr 19, 2022 | Mar 17, 2022 | 001-38248 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 3, 2021 | Jul 30, 2021 | 001-38248 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 27, 2020 | Aug 25, 2020 | 001-38248 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 24, 2020 | Aug 21, 2020 | 001-38248 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO 1 | Feb 14, 2020 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 19, 2019 | Dec 19, 2019 | 001-38248 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 9, 2019 | Dec 9, 2019 | 001-38248 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 20, 2019 | Jun 19, 2019 | 001-38248 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 6, 2019 | Jun 5, 2019 | 001-38248 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 5, 2019 | Jun 3, 2019 | 001-38248 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 29, 2019 | May 29, 2019 | 001-38248 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 20, 2018 | Mar 16, 2018 | 001-38248 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2018 | Mar 1, 2018 | 001-38248 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 5, 2017 | Dec 4, 2017 | 001-38248 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 1, 2017 | Dec 1, 2017 | 001-38248 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 8, 2017 | Jun 6, 2017 | 000-55182 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 4, 2017 | Mar 31, 2017 | 000-55182 |
| SC 13D | Open Document | Open Filing | SC 13D | Feb 17, 2017 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 16, 2017 | Feb 13, 2017 | 000-55182 |
| 3 | Open Document | Open Filing | FORM 3 | Jan 19, 2017 | Oct 24, 2016 | 000-55182 |