| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 20, 2021 | May 18, 2021 | 001-36687 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 29, 2020 | Oct 28, 2020 | 001-36687 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 10, 2020 | Jun 9, 2020 | 001-36687 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2020 | Jun 1, 2020 | 001-36687 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 22, 2019 | Nov 21, 2019 | 001-36687 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 18, 2019 | Sep 16, 2019 | 001-36687 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 23, 2019 | May 21, 2019 | 001-36687 |
| 4 | Open Document | Open Filing | Dec 26, 2018 | Dec 21, 2018 | 001-36687 | |
| 4 | Open Document | Open Filing | FORM 4 | Jun 22, 2018 | Jun 21, 2018 | 001-36687 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 5, 2018 | Jun 4, 2018 | 001-36687 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 20, 2017 | Jun 19, 2017 | 001-36687 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 2, 2017 | Jun 1, 2017 | 001-36687 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 27, 2017 | Jan 26, 2017 | 001-36687 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 13, 2016 | Dec 12, 2016 | 001-36687 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 3, 2016 | Jun 2, 2016 | 001-36687 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 29, 2016 | Apr 28, 2016 | 001-36687 |
| 4 | Open Document | Open Filing | Nov 4, 2015 | Nov 2, 2015 | 001-36687 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 19, 2015 | Jun 17, 2015 | 001-36687 |
| 4 | Open Document | Open Filing | May 6, 2015 | May 4, 2015 | 001-36687 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 12, 2015 | Jan 8, 2015 | 001-36687 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 12, 2014 | Nov 9, 2014 | 001-36687 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 6, 2014 | Nov 4, 2014 | 001-36687 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Nov 4, 2014 | Nov 4, 2014 | 001-36687 |