| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 2, 2022 | Jan 31, 2022 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 8, 2021 | Jun 4, 2021 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 11, 2020 | Jun 10, 2020 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2019 | Jun 11, 2019 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 14, 2018 | Jun 12, 2018 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 14, 2017 | Jun 12, 2017 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 3, 2016 | Nov 1, 2016 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 28, 2015 | Oct 26, 2015 | 001-36270 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jan 22, 2014 | Jan 22, 2014 | 001-36270 |