| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13G/A | Report | SC 13G/A | Feb 13, 2018 | |
| SC 13G/A | Report | SC 13G/A | Feb 10, 2016 | |
| SC 13G/A | Report | SC 13G/A | Feb 9, 2015 | |
| SC 13G/A | Report | SC 13G/A | Feb 9, 2015 | |
| SC 13G | Report | FORM SC 13G | Feb 14, 2014 | |
| SC 13G | Report | FORM SC 13G | Feb 14, 2014 | |
| SC 13G/A | Report | AMENDMENT NO. 7 TO SCHEDULE 13G | Jul 19, 2013 | |
| SC 13G/A | Report | AMENDMENT TO BENEFICIAL HOLDINGS REPORT | Jul 11, 2012 | |
| SC 13G/A | Report | AMENDMENT NO. 5 | Feb 14, 2012 | |
| SC 13G | Report | SCHEDULE 13G | Feb 14, 2012 | |
| SC 13G | Report | Jan 10, 2012 | ||
| SC 13G/A | Report | Feb 14, 2011 | ||
| SC 13G/A | Report | Feb 16, 2010 |