| Individual/Entity | Most Recent Trans. | Shares Owned as of Trans. Date | BRACKEBUSCH FRED W Officer | Acquisition (Non Open Market) 4-Nov-09 | 1,563,025 4-Nov-09 | BRACKEBUSCH GRANT A Officer | Acquisition (Non Open Market) 6-Nov-09 | 589,920 6-Nov-09 | BRACKEBUSCH TINA L Officer | Acquisition (Non Open Market) 13-Jan-09 | 98,000 13-Jan-09 | LINSCOTT IVAN R Director | Acquisition (Non Open Market) 13-Jan-09 | 110,500 13-Jan-09 | MINE SYSTEMS DESIGN INC Beneficial Owner (10% or more) | Sale 17-Aug-09 | 8,822,050 17-Aug-09 | RUST WILLIAM C Director | Acquisition (Non Open Market) 13-Jan-09 | 70,000 13-Jan-09 | SIMS M KATHLEEN Director | Acquisition (Non Open Market) 13-Jan-09 | 83,000 13-Jan-09 |
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