| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 31, 2023 | May 26, 2023 | 001-37721 |
| 4 | Open Document | Open Filing | FORM 4 | May 11, 2022 | May 9, 2022 | 001-37721 |
| 4 | Open Document | Open Filing | May 12, 2021 | May 10, 2021 | 001-37721 | |
| 4 | Open Document | Open Filing | Jun 4, 2020 | Jun 2, 2020 | 001-37721 | |
| 4 | Open Document | Open Filing | FORM 4 | Aug 1, 2019 | Jul 30, 2019 | 001-37721 |
| 4 | Open Document | Open Filing | FORM 4 | May 13, 2019 | May 8, 2019 | 001-37721 |
| 3 | Open Document | Open Filing | FORM 3 | Jan 25, 2019 | Jan 17, 2019 | 001-37721 |