| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13G/A | Report | AMENDMENT TO FORM SC 13G | Feb 14, 2022 | |
| SC 13D | Report | SCHEDULE FILED TO REPORT ACQUISITION OF BENEFICIAL OWNERSHIP | May 13, 2021 | |
| SC 13G | Report | ACQUISITION OF BENEFICIAL OWNERSHIP | Mar 12, 2021 | |
| SC 13G/A | Report | SCHEDULE 13G AMENDMENT NO. 2 | Feb 12, 2013 | |
| SC 13G/A | Report | SCHEDULE 13G AMENDMENT NO. 1 | Feb 13, 2012 | |
| SC 13G | Report | SCHEDULE 13G | Jun 23, 2011 |