| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Feb 8, 2022 | Feb 4, 2022 | 001-38561 |
| 4 | Open Document | Open Filing | May 21, 2021 | May 19, 2021 | 001-38561 | |
| 4 | Open Document | Open Filing | Apr 30, 2021 | Apr 30, 2021 | 001-38561 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 1, 2020 | Apr 29, 2020 | 001-38561 |
| 4 | Open Document | Open Filing | Jan 13, 2020 | Jan 9, 2020 | 001-38561 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 11, 2019 | Feb 7, 2019 | 001-38561 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 11, 2019 | Jan 9, 2019 | 001-38561 |
| 3 | Open Document | Open Filing | Dec 4, 2018 | Oct 24, 2018 | 001-38561 |