| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13G/A | Report | SC 13G/A | Feb 12, 2020 | |
| SC 13G/A | Report | SC 13G/A | Feb 14, 2019 | |
| SC 13G | Report | SC 13G | Jul 20, 2018 | |
| SC 13D/A | Report | AMENDMENT NO. 8 | Oct 1, 2013 | |
| SC 13D/A | Report | AMENDMENT NO. 7 | Aug 14, 2013 | |
| SC 13D/A | Report | AMENDMENT NO. 6 | Jul 26, 2013 | |
| SC 13D/A | Report | AMENDMENT NO. 5 | Jul 12, 2013 | |
| SC 13D/A | Report | AMENDMENT NO. 4 | Mar 14, 2012 | |
| SC 13D/A | Report | AMENDMENT NO. 3 | Jan 4, 2011 | |
| SC 13D/A | Report | AMENDMENT NO. 2 | Dec 23, 2010 | |
| SC 13D/A | Report | AMENDMENT NO. 1 | Oct 29, 2010 | |
| SC 13D | Report | SCHEDULE 13D | Sep 29, 2010 |