| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 8, 2022 | Feb 4, 2022 | 001-41130 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 7, 2021 | Dec 7, 2021 | 001-41130 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 13, 2015 | Nov 12, 2015 | 001-35801 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 1, 2015 | May 28, 2015 | 001-35801 |
| 4 | Open Document | Open Filing | FORM 4 - | Jul 28, 2014 | Jul 24, 2014 | 001-34357 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2014 | May 29, 2014 | 001-35801 |