| INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS |
| Date | Insider | Shares | Type | Transaction | Value* | | 31-Jan-07 | MV ENERGY LLC Beneficial Owner (10% or more) | 281,250 | Indirect | Sale at $18.70 - $18.7 per share. | $5,259,0002 | | 31-Jan-07 | MV ENERGY LLC Beneficial Owner (10% or more) | 281,250 | Direct | Sale at $18.70 - $18.7 per share. | $5,259,0002 | | 31-Jan-07 | VAP I LLC Beneficial Owner (10% or more) | 281,250 | Direct | Sale at $18.70 - $18.7 per share. | $5,259,0002 |
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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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