| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 11, 2022 | Feb 11, 2022 | 001-39982 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 22, 2021 | Oct 21, 2021 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 14, 2021 | Apr 12, 2021 | 001-39288 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 18, 2021 | Mar 16, 2021 | 001-39288 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2021 | Feb 19, 2021 | 001-36252 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 8, 2021 | Feb 8, 2021 | 001-39982 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 4, 2021 | Feb 3, 2021 | 001-39982 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 1, 2021 | Jan 29, 2021 | 001-39288 |
| 4 | Open Document | Open Filing | FORM 4 | May 20, 2020 | May 18, 2020 | 001-36252 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 14, 2020 | May 14, 2020 | 001-39288 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 9, 2020 | Mar 6, 2020 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 6, 2020 | Mar 5, 2020 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2020 | Mar 3, 2020 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 | May 21, 2019 | May 20, 2019 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 12, 2018 | Dec 10, 2018 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 | May 18, 2018 | May 17, 2018 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 | May 22, 2017 | May 18, 2017 | 001-36252 |
| 4/A | Open Document | Open Filing | FORM 4/A | Nov 14, 2016 | Nov 8, 2016 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 9, 2016 | Sep 8, 2016 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2016 | May 17, 2016 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 | May 26, 2015 | May 21, 2015 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 | May 13, 2015 | May 12, 2015 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 3, 2014 | Dec 3, 2014 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 19, 2014 | Nov 19, 2014 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 10, 2014 | Nov 7, 2014 | 001-36252 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 6, 2014 | Aug 4, 2014 | 001-36252 |
| 3 | Open Document | Open Filing | FORM 3 - | Jun 6, 2014 | May 27, 2014 | 001-36252 |