| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 24, 2021 | May 21, 2021 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 17, 2021 | May 17, 2021 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 14, 2021 | May 13, 2021 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 27, 2021 | Apr 26, 2021 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 5, 2021 | Apr 1, 2021 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 19, 2021 | Feb 19, 2021 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 19, 2021 | Jan 15, 2021 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 21, 2020 | Dec 18, 2020 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 16, 2020 | Dec 15, 2020 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 4, 2020 | Dec 3, 2020 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 15, 2020 | Oct 15, 2020 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 17, 2020 | Sep 15, 2020 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 2, 2020 | Sep 1, 2020 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 19, 2020 | Aug 17, 2020 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 30, 2020 | Jul 29, 2020 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 13, 2020 | Jul 9, 2020 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2020 | Jun 1, 2020 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 3, 2020 | Apr 1, 2020 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 1, 2020 | Apr 1, 2020 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 22, 2019 | Aug 20, 2019 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 3, 2019 | Jun 1, 2019 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 3, 2019 | Apr 1, 2019 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 15, 2019 | Feb 14, 2019 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 20, 2018 | Aug 16, 2018 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 5, 2018 | Jun 1, 2018 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 4, 2018 | Apr 2, 2018 | 001-37637 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Apr 2, 2018 | Apr 1, 2018 | 001-37637 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 28, 2017 | Feb 24, 2017 | 001-35982 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 16, 2017 | Feb 14, 2017 | 001-35982 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 9, 2016 | Mar 7, 2016 | 001-35982 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 22, 2015 | Oct 20, 2015 | 001-35982 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Oct 22, 2015 | Oct 20, 2015 | 001-35982 |