| Individual/Entity | Most Recent Trans. | Shares Owned as of Trans. Date | BERGMARK RICHARD L Officer | Sale 2-Nov-09 | 115,568 2-Nov-09 | DAVIS MONTY L Officer | Sale 2-Nov-09 | 142,390 2-Nov-09 | DEMSHUR DAVID M Officer | Sale 29-Oct-09 | 390,981 29-Oct-09 | DENSON JOHN D Officer | Option Exercise 12-Feb-08 | 111,145 12-Feb-08 | ELVIG MARK F Officer | Purchase 27-Oct-09 | 4,151 27-Oct-09 | JOYCE RENE R Director | Sale 9-Nov-09 | 22,997 9-Nov-09 | KEARNEY MICHAEL C Director | Option Exercise 15-Sep-09 | 9,013 15-Sep-09 | MILLER CHARLES BRIGHAM Officer | Sale 28-Oct-09 | 30,213 28-Oct-09 | OGREN D JOHN Director | Option Exercise 15-Sep-09 | 51,997 15-Sep-09 | PERNA JOSEPH R Director | Sale 9-Nov-09 | 40,000 9-Nov-09 | SCHOUTEN JACOBUS Director | Option Exercise 15-Sep-09 | 960 15-Sep-09 | VRIESENDORP ALEXANDER Director | Option Exercise 15-Sep-09 | 1,903 15-Sep-09 |
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