| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2022 | Mar 1, 2022 | 001-37482 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 18, 2021 | Aug 16, 2021 | 001-37482 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2021 | Mar 1, 2021 | 001-37482 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2020 | Jun 1, 2020 | 001-37482 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2020 | Mar 2, 2020 | 001-37482 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 20, 2019 | Aug 16, 2019 | 001-37482 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2018 | Mar 1, 2018 | 001-37482 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2017 | Mar 1, 2017 | 001-37482 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2016 | Mar 1, 2016 | 001-37482 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 21, 2015 | Aug 20, 2015 | 001-37482 |
| 3 | Open Document | Open Filing | FORM 3 | Jul 2, 2015 | Jul 2, 2015 | 001-37482 |