| INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS |
| Date | Insider | Shares | Type | Transaction | Value* | | 28-May-09 | CARNELL CLINT Officer | 20,000 | Direct | Purchase at $1.42 - $1.46 per share. | $29,0002 | | 18-May-09 | HU CHERRY TZE-YUAN Officer | 10,000 | Indirect | Sale at $1.18 per share. | $11,800 | | 31-Dec-08 | MERITECH CAPITAL PARTNERS II LP Beneficial Owner (10% or more) | 5,240,591 | Direct | Statement of Ownership | N/A | | 23-Dec-08 | NICHOLSON BARCLAY Beneficial Owner (10% or more) | 6,285,596 | Indirect | Statement of Ownership | N/A |
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* = Where indicated, some values are estimates. 1 = Potential proceeds estimated by the filer. 2 = Estimated based on the average of multiple prices reported. 3 = Multiple dates reported. Most recent date shown. |
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