| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 23, 2022 | Feb 23, 2022 | 001-35469 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Aug 11, 2021 | Aug 11, 2021 | 001-40737 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 2, 2021 | Jul 1, 2021 | 001-35469 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 3, 2020 | Jun 1, 2020 | 001-35469 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 4, 2019 | May 31, 2019 | 001-35469 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 4, 2019 | May 31, 2019 | 001-35469 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 27, 2016 | Jan 27, 2016 | 001-33881 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Sep 2, 2015 | Aug 28, 2015 | 001-33881 |