| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jun 15, 2023 | Jun 13, 2023 | 001-35887 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2022 | Jun 10, 2022 | 001-35887 |
| 4 | Open Document | Open Filing | FORM 4 | May 28, 2021 | May 27, 2021 | 001-35887 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 18, 2020 | Dec 16, 2020 | 001-35887 |
| 3 | Open Document | Open Filing | FORM 3 | Nov 30, 2020 | Nov 20, 2020 | 001-35887 |