| INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS |
| Date | Insider | Shares | Type | Transaction | Value* | | 31-Mar-08 | SILVER JACK Beneficial Owner (10% or more) | 2,141,250 | Indirect | Option Exercise at $5 per share. | $10,706,250 | | 27-Feb-08 | JLF OFFSHORE FUND LTD Beneficial Owner (10% or more) | 856,421 | Indirect | Option Exercise at $0 - $5 per share. | N/A | | 27-Feb-08 | JLF OFFSHORE FUND LTD Beneficial Owner (10% or more) | 975,179 | Direct | Option Exercise at $5 per share. | $4,875,895 | | 27-Feb-08 | JLF OFFSHORE FUND LTD Beneficial Owner (10% or more) | 48,230 | Indirect | Acquisition (Non Open Market) | N/A | | 27-Feb-08 | JLF OFFSHORE FUND LTD Beneficial Owner (10% or more) | 55,900 | Direct | Acquisition (Non Open Market) | N/A | | 26-Feb-08 | SILVER JACK Beneficial Owner (10% or more) | 83,330 | Indirect | Acquisition (Non Open Market) | N/A | | 30-Jan-08 | JLF OFFSHORE FUND LTD Beneficial Owner (10% or more) | 12,596 | Indirect | Purchase at $0 - $14.21 per share. | N/A | | 30-Jan-08 | JLF OFFSHORE FUND LTD Beneficial Owner (10% or more) | 16,404 | Direct | Purchase at $14.21 per share. | $233,100 | | 28-Jan-08 | JLF OFFSHORE FUND LTD Beneficial Owner (10% or more) | 8,115 | Indirect | Purchase at $0 - $14.71 per share. | N/A | | 28-Jan-08 | JLF OFFSHORE FUND LTD Beneficial Owner (10% or more) | 10,580 | Direct | Purchase at $14.71 per share. | $155,631 | | 18-Jan-08 | JLF OFFSHORE FUND LTD Beneficial Owner (10% or more) | 1,493,699 | Indirect | Statement of Ownership | N/A | | 18-Jan-08 | JLF OFFSHORE FUND LTD Beneficial Owner (10% or more) | 1,493,699 | Direct | Statement of Ownership | N/A | | 18-Jan-08 | SILVER JACK Beneficial Owner (10% or more) | 874,708 | 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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