| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Oct 5, 2021 | Oct 1, 2021 | 001-38082 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 22, 2020 | Dec 21, 2020 | 001-38082 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2020 | Oct 1, 2020 | 001-38082 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 20, 2019 | Dec 20, 2019 | 001-38082 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2019 | Oct 1, 2019 | 001-38082 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 21, 2018 | Dec 21, 2018 | 001-38082 |
| 3 | Open Document | Open Filing | FORM 3 | Apr 5, 2018 | Mar 27, 2018 | 001-38082 |