| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Mar 10, 2022 | Mar 8, 2022 | 001-37983 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 2, 2021 | Apr 1, 2021 | 001-37983 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 2, 2021 | Feb 26, 2021 | 001-37983 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 18, 2021 | Feb 16, 2021 | 001-37983 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 29, 2021 | Jan 28, 2021 | 001-37983 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2020 | Mar 9, 2020 | 001-37983 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 2, 2020 | Feb 28, 2020 | 001-37983 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2019 | Mar 8, 2019 | 001-37983 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 28, 2018 | Feb 26, 2018 | 001-37983 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 2, 2017 | Feb 28, 2017 | 001-37983 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 18, 2017 | Jan 17, 2017 | 001-37983 |
| 4 | Open Document | Open Filing | Jan 17, 2017 | Jan 12, 2017 | 001-16489 | |
| 3 | Open Document | Open Filing | FORM 3 | Jan 17, 2017 | Jan 17, 2017 | 001-37983 |
| 4 | Open Document | Open Filing | Jan 5, 2017 | Jan 3, 2017 | 001-16489 | |
| 4 | Open Document | Open Filing | Feb 29, 2016 | Feb 25, 2016 | 001-16489 | |
| 4 | Open Document | Open Filing | Jan 6, 2016 | Jan 4, 2016 | 001-16489 | |
| 3 | Open Document | Open Filing | Aug 4, 2015 | Jul 24, 2015 | 001-16489 |