| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Jun 2, 2023 | May 23, 2023 | 001-38323 | |
| 4 | Open Document | Open Filing | Feb 25, 2022 | Feb 23, 2022 | 001-38323 | |
| 4 | Open Document | Open Filing | Oct 6, 2021 | Oct 4, 2021 | 001-38323 | |
| 4 | Open Document | Open Filing | Apr 8, 2021 | Apr 6, 2021 | 001-38323 | |
| 4 | Open Document | Open Filing | Aug 24, 2020 | Aug 20, 2020 | 001-38323 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 13, 2019 | Dec 12, 2019 | 001-38323 |
| 4 | Open Document | Open Filing | Oct 4, 2019 | Oct 2, 2019 | 001-38323 | |
| 4 | Open Document | Open Filing | Apr 1, 2019 | Mar 28, 2019 | 001-38323 | |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO.1 TO SCHEDULE 13D | Apr 1, 2019 | ||
| 4 | Open Document | Open Filing | Mar 26, 2019 | Mar 24, 2019 | 001-38323 | |
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | Nov 14, 2018 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 13, 2018 | Nov 12, 2018 | 001-38323 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 2, 2018 | Jul 31, 2018 | 001-38323 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 26, 2018 | Jul 26, 2018 | 001-38323 |