| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 22, 2021 | Oct 22, 2021 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 9, 2021 | Feb 8, 2021 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2021 | Jan 4, 2021 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2021 | Dec 31, 2020 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 12, 2020 | Feb 10, 2020 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 6, 2020 | Jan 4, 2020 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 2, 2020 | Dec 31, 2019 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 6, 2019 | Feb 4, 2019 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 8, 2019 | Jan 4, 2019 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 2, 2019 | Dec 31, 2018 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 22, 2018 | Feb 20, 2018 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 7, 2018 | Feb 5, 2018 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 8, 2018 | Jan 4, 2018 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2018 | Jan 2, 2018 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 22, 2017 | May 18, 2017 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 14, 2017 | Mar 13, 2017 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 22, 2017 | Feb 20, 2017 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2017 | Jan 3, 2017 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 13, 2016 | Apr 12, 2016 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 23, 2016 | Feb 19, 2016 | 001-35481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2016 | Jan 4, 2016 | 001-35481 |
| 4 | Open Document | Open Filing | Jun 2, 2015 | May 29, 2015 | 001-35481 | |
| 4 | Open Document | Open Filing | Mar 17, 2015 | Mar 13, 2015 | 001-35481 | |
| 4 | Open Document | Open Filing | Feb 24, 2015 | Feb 20, 2015 | 001-35481 | |
| 4 | Open Document | Open Filing | Apr 15, 2014 | Apr 12, 2014 | 001-35481 | |
| 4 | Open Document | Open Filing | Feb 21, 2014 | Feb 21, 2014 | 001-35481 |