| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jun 8, 2021 | Jun 5, 2021 | 001-35335 |
| 4 | Open Document | Open Filing | FORM 4 | May 7, 2021 | May 5, 2021 | 001-35335 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 2, 2021 | Apr 1, 2021 | 001-35335 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 9, 2021 | Mar 5, 2021 | 001-35335 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 26, 2021 | Feb 25, 2021 | 001-35335 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 5, 2021 | Jan 2, 2021 | 001-35335 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 9, 2020 | Jun 5, 2020 | 001-35335 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 6, 2020 | Apr 6, 2020 | 001-35335 |
| 3 | Open Document | Open Filing | FORM 3 | Apr 6, 2020 | Mar 25, 2020 | 001-35335 |