| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Sep 9, 2021 | Sep 6, 2021 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 27, 2021 | Aug 26, 2021 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 24, 2021 | Aug 23, 2021 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 8, 2021 | Jun 6, 2021 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 28, 2021 | May 26, 2021 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 25, 2021 | May 23, 2021 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 9, 2021 | Mar 6, 2021 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 1, 2021 | Feb 26, 2021 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 24, 2021 | Feb 23, 2021 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2021 | Feb 20, 2021 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 30, 2020 | Nov 26, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 23, 2020 | Nov 20, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 26, 2020 | Aug 26, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 25, 2020 | Aug 23, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 20, 2020 | Aug 20, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 28, 2020 | May 26, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 26, 2020 | May 23, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 22, 2020 | May 20, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 5, 2020 | May 1, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 2, 2020 | Mar 6, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 10, 2020 | Mar 6, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 28, 2020 | Feb 26, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2020 | Feb 23, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 21, 2020 | Feb 20, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 19, 2020 | Feb 16, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 4, 2020 | Feb 1, 2020 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 26, 2019 | Nov 23, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 21, 2019 | Nov 20, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 19, 2019 | Nov 16, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 4, 2019 | Nov 1, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 29, 2019 | Aug 27, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 27, 2019 | Aug 26, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 22, 2019 | Aug 20, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 12, 2019 | Aug 12, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 7, 2019 | Aug 5, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2019 | May 28, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 23, 2019 | May 22, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 21, 2019 | May 20, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 6, 2019 | May 3, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 11, 2019 | Apr 10, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 7, 2019 | Mar 6, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 28, 2019 | Feb 26, 2019 | 001-35965 |
| 4/A | Open Document | Open Filing | FORM 4/A | Feb 26, 2019 | Feb 4, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 26, 2019 | Feb 25, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2019 | Feb 21, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 21, 2019 | Feb 19, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 5, 2019 | Feb 1, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 10, 2019 | Jan 9, 2019 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 6, 2018 | Dec 1, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 20, 2018 | Nov 20, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 19, 2018 | Nov 16, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 9, 2018 | Nov 7, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 2, 2018 | Nov 1, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 12, 2018 | Oct 9, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 24, 2018 | Sep 20, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 6, 2018 | Sep 1, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 22, 2018 | Aug 20, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 17, 2018 | Aug 16, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 6, 2018 | Aug 1, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 19, 2018 | Jul 16, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 12, 2018 | Jul 9, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 19, 2018 | Jun 15, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 8, 2018 | Jun 1, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 24, 2018 | May 20, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 18, 2018 | May 15, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 3, 2018 | May 1, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 26, 2018 | Apr 24, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 17, 2018 | Apr 16, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 10, 2018 | Apr 9, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 16, 2018 | Mar 15, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 7, 2018 | Mar 1, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 22, 2018 | Feb 20, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 20, 2018 | Dec 5, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 18, 2018 | Jan 15, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 16, 2018 | Jan 9, 2018 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 18, 2017 | Dec 15, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 12, 2017 | Dec 8, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 4, 2017 | Dec 1, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 17, 2017 | Nov 16, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 14, 2017 | Nov 6, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 3, 2017 | Oct 30, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 11, 2017 | Oct 9, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2017 | Oct 2, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 22, 2017 | Sep 20, 2017 | 000-53443 |
| 3 | Open Document | Open Filing | FORM 3 | Sep 22, 2017 | Aug 19, 2015 | 000-53443 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 11, 2017 | Sep 5, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 6, 2017 | Sep 1, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 21, 2017 | Aug 16, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 11, 2017 | Aug 7, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 2, 2017 | Aug 1, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 13, 2017 | Jul 9, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 6, 2017 | Jul 3, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 8, 2017 | Jun 5, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 2, 2017 | Jun 1, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 18, 2017 | May 16, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 2, 2017 | May 1, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 12, 2017 | Apr 9, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 5, 2017 | Apr 3, 2017 | 001-35965 |
| 4/A | Open Document | Open Filing | FORM 4/A | Mar 16, 2017 | Mar 10, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 14, 2017 | Mar 10, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 8, 2017 | Mar 5, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2017 | Mar 1, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 27, 2017 | Feb 20, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 22, 2017 | Feb 16, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2017 | Feb 1, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 11, 2017 | Jan 9, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 5, 2017 | Jan 3, 2017 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 8, 2016 | Dec 5, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 5, 2016 | Dec 1, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 2, 2016 | Nov 1, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 11, 2016 | Oct 9, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 5, 2016 | Oct 3, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 8, 2016 | Sep 5, 2016 | 001-35965 |
| 4/A | Open Document | Open Filing | FORM 4/A | Sep 6, 2016 | Aug 26, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 31, 2016 | Aug 26, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 3, 2016 | Aug 1, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 13, 2016 | Jul 11, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 12, 2016 | Jul 9, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 5, 2016 | Jul 4, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 7, 2016 | Jun 5, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 2, 2016 | Jun 1, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 6, 2016 | May 1, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 12, 2016 | Apr 9, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 7, 2016 | Apr 4, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 9, 2016 | Feb 23, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 18, 2016 | Feb 16, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 3, 2016 | Feb 1, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 5, 2016 | Jan 4, 2016 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 28, 2015 | Dec 23, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 18, 2015 | Dec 15, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 7, 2015 | Dec 5, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2015 | Dec 1, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 30, 2015 | Nov 25, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 25, 2015 | Nov 23, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 6, 2015 | Nov 1, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 3, 2015 | Nov 1, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 7, 2015 | Oct 4, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 9, 2015 | Sep 1, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 4, 2015 | Aug 1, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 7, 2015 | Jul 2, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 1, 2015 | Jun 25, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2015 | May 23, 2015 | 001-35965 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 15, 2015 | May 1, 2015 | 001-35965 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 28, 2014 | Aug 25, 2014 | 001-35965 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 27, 2014 | Aug 25, 2014 | 001-35965 |