| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2022 | May 25, 2022 | 001-36730 |
| 4/A | Open Document | Open Filing | FORM 4/A | May 27, 2022 | May 16, 2022 | 001-36730 |
| 4 | Open Document | Open Filing | FORM 4 | May 18, 2022 | May 16, 2022 | 001-36730 |
| 4 | Open Document | Open Filing | FORM 4 | May 14, 2021 | May 12, 2021 | 001-36730 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 7, 2020 | Dec 3, 2020 | 001-36730 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 21, 2020 | Sep 17, 2020 | 001-36730 |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2020 | May 27, 2020 | 001-36730 |
| 4 | Open Document | Open Filing | FORM 4 | May 30, 2019 | May 24, 2019 | 001-36730 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 17, 2018 | Sep 13, 2018 | 001-36730 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 16, 2018 | Aug 14, 2018 | 001-37344 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 13, 2018 | Aug 9, 2018 | 001-36730 |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2018 | May 24, 2018 | 001-36730 |
| 4 | Open Document | Open Filing | FORM 4 | May 22, 2018 | May 18, 2018 | 001-37344 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 9, 2018 | Apr 5, 2018 | 001-37450 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 13, 2017 | Dec 11, 2017 | 001-37344 |
| 3 | Open Document | Open Filing | FORM 3 | Aug 10, 2017 | Aug 1, 2017 | 001-36730 |
| 4 | Open Document | Data | Open Filing | FORM 4 | Aug 3, 2017 | Aug 1, 2017 | 001-36730 |
| 4 | Open Document | Open Filing | May 25, 2017 | May 23, 2017 | 001-37450 | |
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2017 | May 17, 2017 | 001-37450 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 12, 2016 | Dec 8, 2016 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 8, 2016 | Sep 8, 2016 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 9, 2016 | Jun 9, 2016 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 9, 2016 | Mar 7, 2016 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 4, 2016 | Feb 2, 2016 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 11, 2015 | Dec 9, 2015 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 10, 2015 | Sep 8, 2015 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 25, 2015 | Aug 21, 2015 | 001-36223 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 18, 2015 | Jun 18, 2015 | 001-37450 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 11, 2015 | Jun 9, 2015 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2015 | May 27, 2015 | 001-36223 |
| 3 | Open Document | Open Filing | FORM 3 | Apr 15, 2015 | Apr 15, 2015 | 001-37344 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 27, 2015 | Mar 26, 2015 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2015 | Mar 9, 2015 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2015 | Feb 23, 2015 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 5, 2015 | Feb 3, 2015 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 19, 2014 | Dec 17, 2014 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 18, 2014 | Dec 16, 2014 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 11, 2014 | Sep 9, 2014 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 11, 2014 | Jun 9, 2014 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 6, 2014 | Jun 4, 2014 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 13, 2014 | Mar 11, 2014 | 001-36223 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 6, 2014 | Feb 4, 2014 | 001-36223 |