| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Mar 2, 2022 | Feb 28, 2022 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 17, 2021 | Dec 15, 2021 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 16, 2021 | Sep 15, 2021 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 17, 2021 | Jun 15, 2021 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | May 24, 2021 | May 20, 2021 | 001-08940 |
| 4 | Open Document | Open Filing | FORM 4 | May 7, 2021 | May 5, 2021 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 17, 2021 | Mar 15, 2021 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 17, 2020 | Dec 15, 2020 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 14, 2020 | Sep 10, 2020 | 001-36495 |
| 4/A | Open Document | Open Filing | FORM 4/A | Jun 16, 2020 | Jun 10, 2020 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 12, 2020 | Jun 10, 2020 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 - | May 18, 2020 | May 14, 2020 | 001-08940 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 20, 2020 | Apr 3, 2020 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 16, 2020 | Mar 10, 2020 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 11, 2019 | Dec 10, 2019 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 11, 2019 | Sep 10, 2019 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 11, 2019 | Mar 8, 2019 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 - | May 20, 2019 | May 16, 2019 | 001-08940 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 15, 2019 | Apr 11, 2019 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 11, 2018 | Dec 10, 2018 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 12, 2018 | Sep 10, 2018 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 31, 2018 | Aug 29, 2018 | 001-08940 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 12, 2018 | Jun 10, 2018 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 - | May 21, 2018 | May 17, 2018 | 001-08940 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 13, 2018 | Apr 11, 2018 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 13, 2018 | Mar 10, 2018 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 12, 2017 | Dec 8, 2017 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 1, 2017 | Nov 17, 2017 | 001-08940 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 29, 2017 | May 5, 2017 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 25, 2017 | Sep 21, 2017 | 001-08940 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 12, 2017 | Sep 8, 2017 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 11, 2017 | Jul 31, 2017 | 001-08940 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2017 | Jun 9, 2017 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 - | May 22, 2017 | May 18, 2017 | 001-08940 |
| 4 | Open Document | Open Filing | FORM 4 - | May 10, 2017 | May 8, 2017 | 001-08940 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 7, 2017 | Apr 5, 2017 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 14, 2017 | Mar 10, 2017 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 5, 2016 | Dec 1, 2016 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 2, 2016 | Nov 22, 2016 | 001-08940 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 13, 2016 | Sep 9, 2016 | 001-36495 |
| 3 | Open Document | Open Filing | FORM 3 | Jul 14, 2016 | Jul 12, 2016 | 001-36495 |
| 4 | Open Document | Open Filing | FORM 4 - | May 23, 2016 | May 19, 2016 | 001-08940 |
| 4 | Open Document | Open Filing | FORM 4 - | May 22, 2015 | May 20, 2015 | 001-08940 |
| 4 | Open Document | Open Filing | Feb 24, 2015 | Feb 20, 2015 | 001-32903 | |
| 4 | Open Document | Open Filing | FORM 4 - | May 16, 2014 | May 14, 2014 | 001-08940 |
| 4 | Open Document | Open Filing | Feb 25, 2014 | Feb 21, 2014 | 001-32903 |