| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Jul 29, 2022 | Jul 28, 2022 | 001-37548 | |
| 4 | Open Document | Open Filing | FORM 4 | Jul 26, 2022 | Jul 25, 2022 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 18, 2022 | Feb 17, 2022 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 16, 2022 | Feb 10, 2022 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 15, 2021 | Dec 13, 2021 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 13, 2021 | Dec 9, 2021 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 2, 2021 | Nov 1, 2021 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 1, 2021 | Oct 21, 2021 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 22, 2021 | Oct 21, 2021 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 22, 2021 | Sep 21, 2021 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 12, 2021 | Aug 11, 2021 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 9, 2021 | Apr 8, 2021 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 17, 2021 | Feb 15, 2021 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 22, 2020 | Sep 21, 2020 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 10, 2020 | Apr 8, 2020 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2020 | Mar 10, 2020 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2020 | Feb 21, 2020 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 9, 2019 | Apr 8, 2019 | 001-37548 |
| 3 | Open Document | Open Filing | FORM 3 | Apr 9, 2019 | Apr 8, 2019 | 001-37548 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 5, 2019 | Mar 2, 2019 | 001-33767 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 6, 2018 | Mar 2, 2018 | 001-33767 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 7, 2017 | Nov 3, 2017 | 001-33767 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 7, 2016 | Nov 3, 2016 | 001-33767 |
| 3 | Open Document | Open Filing | FORM 3 | Sep 21, 2016 | Sep 21, 2016 | 001-33767 |