| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 - | Jun 2, 2021 | Jun 2, 2021 | 001-35155 |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 11, 2021 | Dec 31, 2020 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 3, 2021 | Feb 1, 2021 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 5, 2020 | Aug 1, 2020 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 24, 2020 | Feb 20, 2020 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 4, 2020 | Feb 1, 2020 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 5, 2019 | Aug 1, 2019 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Jul 17, 2019 | Jul 15, 2019 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | May 3, 2019 | May 1, 2019 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 8, 2019 | Apr 5, 2019 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 3, 2019 | Apr 1, 2019 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 5, 2019 | Mar 1, 2019 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 25, 2019 | Feb 21, 2019 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 21, 2019 | Feb 19, 2019 | 001-35155 |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 15, 2019 | Dec 31, 2018 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 14, 2019 | Feb 12, 2019 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 8, 2019 | Feb 6, 2019 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 5, 2019 | Feb 1, 2019 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 11, 2018 | Sep 7, 2018 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 6, 2018 | Sep 4, 2018 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 18, 2018 | Jun 14, 2018 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 19, 2018 | Feb 22, 2018 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 9, 2018 | Mar 7, 2018 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 5, 2018 | Mar 1, 2018 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 15, 2017 | Dec 13, 2017 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 21, 2017 | Nov 17, 2017 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 18, 2017 | Sep 14, 2017 | 001-35155 |
| 4/A | Open Document | Open Filing | FORM 4/A - | Sep 1, 2017 | Mar 1, 2017 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 30, 2017 | Aug 28, 2017 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 2, 2017 | May 31, 2017 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | May 23, 2017 | May 19, 2017 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | May 11, 2017 | May 9, 2017 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 3, 2017 | Mar 1, 2017 | 001-35155 |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 14, 2017 | Dec 31, 2016 | 001-35155 |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 14, 2017 | Dec 31, 2016 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 3, 2016 | Mar 1, 2016 | 001-35155 |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 12, 2016 | Dec 31, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 3, 2016 | Feb 1, 2016 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 3, 2015 | Dec 1, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | 4 | Sep 16, 2015 | Sep 14, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 3, 2015 | Sep 1, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 18, 2015 | Aug 14, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Jul 23, 2015 | Jul 21, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Jul 16, 2015 | Jul 14, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 17, 2015 | Jun 15, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 3, 2015 | Jun 1, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | May 20, 2015 | May 18, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 22, 2015 | Apr 20, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 20, 2015 | Mar 18, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 18, 2015 | Mar 2, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 2, 2015 | Feb 26, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 20, 2015 | Feb 18, 2015 | 001-35155 |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 9, 2015 | Dec 31, 2014 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 28, 2015 | Jan 26, 2015 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 5, 2014 | Dec 3, 2014 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 4, 2014 | Dec 1, 2014 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 9, 2014 | Sep 2, 2013 | 001-35155 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 6, 2014 | Jun 2, 2014 | 001-35155 |
| 4/A | Open Document | Open Filing | FORM 4 AMENDMENT | Apr 9, 2014 | Mar 3, 2014 | 001-35155 |
| 4 | Open Document | Open Filing | 4 | Mar 5, 2014 | Mar 3, 2014 | 001-35155 |
| 5 | Open Document | Open Filing | FORM 5 | Feb 14, 2014 | Dec 31, 2013 | 001-35155 |