| Filed On | Filing |
|---|---|
| 10 Feb 2022 | SC 13G/A |
| 11 Feb 2021 | SC 13G/A |
| 13 Feb 2020 | SC 13G/A |
| 13 Feb 2019 | SC 13G/A |
| 14 Feb 2018 | SC 13G/A |
| 10 May 2011 | ISIG13GAPCM |
| 09 Feb 2011 | SC 13G/A |
| 01 Feb 2010 | ISIGYE200913GA |
| 04 Feb 2009 | AMENDMENT NO. 9 TO SC 13G/A |
| 23 Jan 2009 | ISIG13GA |
| 11 Feb 2008 | SCHEDULE 13G/A DATED DECEMBER 31, 2007 |
| 11 Jan 2008 | ISIGYE200713GA |
| 06 Feb 2007 | SCHEDULE 13G/A DATED DECEMBER 31, 2006 |
| 12 Jan 2007 | ISIG13GA |
| 27 Feb 2006 | 13G/A |
| 08 Feb 2006 | SCHEDULE 13G/A DATED DECEMBER 31, 2005 |
| 27 Jan 2006 | ISIG 13GA |
| 12 Dec 2005 | SCHEDULE 13G/A |
| 09 Jun 2005 | ISIG13GA |
| 10 Feb 2005 | SC 13G/A |
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