| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jan 18, 2022 | Jan 13, 2022 | 001-35186 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 15, 2021 | Jan 13, 2021 | 001-35186 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 15, 2020 | Jan 14, 2020 | 001-35186 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 15, 2019 | Jan 11, 2019 | 001-35186 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 18, 2018 | Jan 16, 2018 | 001-35186 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 26, 2017 | Jan 24, 2017 | 001-35186 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 19, 2016 | Feb 18, 2016 | 001-35186 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 20, 2015 | Feb 18, 2015 | 001-35186 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 5, 2014 | Nov 3, 2014 | 001-35186 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 6, 2014 | Mar 4, 2014 | 001-35186 |