| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Nov 1, 2021 | Nov 1, 2021 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 19, 2021 | Oct 15, 2021 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 7, 2021 | Jun 3, 2021 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 5, 2021 | Dec 31, 2020 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 19, 2020 | Oct 15, 2020 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2020 | Sep 30, 2020 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 2, 2020 | Jun 30, 2020 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | May 26, 2020 | May 21, 2020 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 2, 2020 | Mar 31, 2020 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2020 | Dec 31, 2019 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 17, 2019 | Oct 15, 2019 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2019 | Sep 30, 2019 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 2, 2019 | Jun 28, 2019 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | May 8, 2019 | May 6, 2019 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 2, 2019 | Mar 29, 2019 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2019 | Dec 31, 2018 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 17, 2018 | Oct 15, 2018 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2018 | Sep 28, 2018 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 3, 2018 | Jun 29, 2018 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | May 7, 2018 | May 3, 2018 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 2, 2018 | Mar 29, 2018 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2018 | Dec 29, 2017 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 18, 2017 | Oct 16, 2017 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2017 | Sep 29, 2017 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 5, 2017 | Jun 30, 2017 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | May 5, 2017 | May 3, 2017 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 4, 2017 | Mar 31, 2017 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2017 | Dec 30, 2016 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 21, 2016 | Oct 17, 2016 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 7, 2016 | Oct 5, 2016 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 7, 2016 | Jul 6, 2016 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | May 5, 2016 | May 4, 2016 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 7, 2016 | Apr 5, 2016 | 001-35263 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 16, 2015 | Nov 12, 2015 | 001-35263 |
| 3 | Open Document | Open Filing | FORM 3 | Oct 6, 2015 | Sep 29, 2015 | 001-35263 |