| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 27, 2021 | Dec 22, 2021 | 001-36735 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 22, 2018 | Feb 20, 2018 | 001-36735 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 21, 2017 | Nov 20, 2017 | 001-36735 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 17, 2017 | Feb 15, 2017 | 001-36735 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 23, 2015 | Nov 19, 2015 | 001-36735 |
| 3 | Open Document | Open Filing | FORM 3 - | Nov 13, 2014 | Nov 13, 2014 | 001-36735 |