| 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 20, 2021 | Dec 17, 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 | Dec 7, 2021 | Dec 7, 2021 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 12, 2021 | Nov 9, 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 | Sep 30, 2021 | Sep 29, 2021 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 3, 2021 | Aug 2, 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 | Dec 17, 2020 | Oct 24, 2020 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 9, 2020 | Dec 7, 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 | Feb 19, 2020 | Feb 14, 2020 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2019 | Nov 27, 2019 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 28, 2019 | Oct 24, 2019 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 22, 2019 | Feb 21, 2019 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 20, 2019 | Feb 18, 2019 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 19, 2019 | Feb 14, 2019 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 11, 2018 | Jun 7, 2018 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 21, 2018 | Mar 19, 2018 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 8, 2018 | Mar 6, 2018 | 001-37548 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2018 | Feb 21, 2018 | 001-37548 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 16, 2017 | Jun 14, 2017 | 001-37548 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 21, 2017 | Feb 16, 2017 | 001-37548 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 12, 2017 | Jan 2, 2017 | 001-37548 |