| Filed On | Filing |
|---|---|
| 14 Feb 2013 | AQR CAPITAL MANAGEMENT LLC |
| 12 Feb 2013 | SC 13G/A |
| 10 Feb 2012 | SCHEDULE 13G HOLDINGS REPORT AMENDMENT |
| 10 Feb 2012 | SC 13G/A |
| 10 Feb 2012 | SC 13G/A |
| 25 Jan 2012 | SC 13G/A |
| 12 Sep 2011 | SC 13G/A |
| 14 Feb 2011 | SC 13G/A |
| 20 Jan 2011 | SC 13G/A |
| 10 Jan 2011 | SC 13G/A |
| 13 Apr 2010 | SC 13G/A |
| 10 Feb 2010 | SC 13G/A |
| 28 Jan 2010 | SC 13G/A |
| 08 Jan 2010 | SC 13G/A |
| 09 Oct 2009 | SONOSITE |
| 10 Sep 2009 | SONOSITE INC |
| 13 Feb 2009 | SC 13G/A |
| 12 Feb 2009 | SC 13G/A |
| 10 Feb 2009 | SONOSITE INC. |
| 02 Feb 2009 | WELLS FARGO & COMPANY |
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