| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Jun 9, 2022 | Jun 8, 2022 | 001-35543 | |
| 4 | Open Document | Open Filing | FORM 4 - | May 14, 2020 | May 14, 2020 | 001-35543 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 20, 2020 | Mar 18, 2020 | 001-35543 |
| 4 | Open Document | Open Filing | FORM 4 - | May 16, 2019 | May 15, 2019 | 001-35543 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jan 10, 2019 | Jan 4, 2019 | 001-35543 |