| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Dec 8, 2021 | Dec 8, 2021 | 001-39212 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2021 | Mar 3, 2021 | 001-39212 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 16, 2021 | Feb 11, 2021 | 001-39212 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 24, 2020 | Sep 22, 2020 | 001-39212 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 15, 2020 | May 13, 2020 | 001-39212 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 21, 2020 | Feb 19, 2020 | 001-39212 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 12, 2020 | Aug 23, 2019 | 001-39212 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Feb 5, 2020 | Feb 5, 2020 | 001-39212 |