| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 28, 2021 | May 26, 2021 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 18, 2020 | Aug 14, 2020 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 12, 2020 | Aug 10, 2020 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 11, 2020 | Jun 9, 2020 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 24, 2019 | May 23, 2019 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 28, 2018 | Aug 24, 2018 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 5, 2018 | May 30, 2018 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 29, 2018 | May 24, 2018 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 3, 2017 | Oct 2, 2017 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 1, 2017 | Sep 1, 2017 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 25, 2017 | Aug 24, 2017 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 3, 2017 | Aug 1, 2017 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 14, 2017 | Jul 12, 2017 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 30, 2017 | May 25, 2017 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 25, 2016 | May 23, 2016 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 1, 2015 | May 28, 2015 | 001-34819 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | Feb 11, 2015 | Dec 31, 2014 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 23, 2014 | May 21, 2014 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 16, 2014 | Jan 14, 2014 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 9, 2014 | Jan 7, 2014 | 001-34819 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 7, 2014 | Jan 3, 2014 | 001-34819 |