| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Mar 10, 2022 | Mar 10, 2022 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 15, 2022 | Feb 13, 2022 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2022 | Dec 31, 2021 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 12, 2021 | Oct 11, 2021 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 5, 2021 | Oct 1, 2021 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 8, 2021 | Jun 4, 2021 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2021 | Mar 10, 2021 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 17, 2021 | Feb 13, 2021 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 21, 2021 | Jan 19, 2021 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 17, 2020 | Mar 13, 2020 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2020 | Mar 10, 2020 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2020 | Mar 9, 2020 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 9, 2020 | Mar 6, 2020 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 24, 2020 | Feb 21, 2020 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 18, 2020 | Feb 13, 2020 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 9, 2019 | Aug 7, 2019 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 20, 2019 | Feb 15, 2019 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 15, 2019 | Feb 13, 2019 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 29, 2018 | Nov 28, 2018 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 20, 2018 | Feb 15, 2018 | 001-35410 |
| 4/A | Open Document | Open Filing | FORM 4/A | Jan 23, 2018 | Jan 2, 2018 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2018 | Jan 2, 2018 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 5, 2017 | Dec 1, 2017 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 12, 2017 | Apr 10, 2017 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 10, 2017 | Mar 8, 2017 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 17, 2017 | Feb 15, 2017 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2016 | Feb 19, 2016 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | May 4, 2015 | Apr 30, 2015 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 27, 2015 | Apr 23, 2015 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 23, 2015 | Jan 21, 2015 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2014 | May 29, 2014 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 18, 2014 | Apr 16, 2014 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 11, 2014 | Mar 7, 2014 | 001-35410 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 13, 2014 | Feb 11, 2014 | 001-35410 |