| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13G/A | Report | Jun 10, 2013 | ||
| SC 13G/A | Report | Feb 13, 2013 | ||
| SC 13G/A | Report | Jul 10, 2012 | ||
| SC 13G/A | Report | SC 13G/A | Feb 14, 2012 | |
| SC 13G/A | Report | Jan 24, 2012 | ||
| SC 13G/A | Report | Feb 11, 2011 | ||
| SC 13G/A | Report | SC 13G/A | Feb 10, 2011 | |
| SC 13G/A | Report | SC 13G/A | Feb 12, 2010 | |
| SC 13G | Report | Feb 5, 2010 |