| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13G | Open Document | Open Filing | Aug 19, 2022 | |||
| 4 | Open Document | Open Filing | Dec 30, 2021 | Aug 23, 2021 | 001-36555 | |
| SC 13G | Open Document | Open Filing | Aug 25, 2021 | |||
| 4 | Open Document | Open Filing | Aug 24, 2021 | Aug 23, 2021 | 001-36555 | |
| 4 | Open Document | Open Filing | Apr 16, 2021 | Mar 31, 2021 | 001-36555 | |
| 4 | Open Document | Open Filing | Feb 19, 2021 | Feb 6, 2021 | 001-36555 | |
| 4 | Open Document | Open Filing | Jan 11, 2021 | Dec 31, 2020 | 001-36555 | |
| 4 | Open Document | Open Filing | Oct 13, 2020 | May 4, 2020 | 001-36555 | |
| 4 | Open Document | Open Filing | Nov 22, 2019 | Nov 22, 2019 | 001-36555 | |
| 4 | Open Document | Open Filing | Sep 3, 2019 | Aug 30, 2019 | 001-36555 | |
| 4 | Open Document | Open Filing | Aug 30, 2019 | Aug 29, 2019 | 001-36555 | |
| SC 13D | Open Document | Open Filing | Oct 16, 2018 | |||
| 4 | Open Document | Open Filing | Oct 16, 2018 | Oct 12, 2018 | 001-36555 | |
| 4 | Open Document | Open Filing | Oct 16, 2018 | Sep 29, 2017 | 001-36555 | |
| 3 | Open Document | Open Filing | Oct 16, 2018 | Aug 13, 2017 | 001-36555 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 17, 2014 | Dec 19, 2013 | 000-54114 |