| Individual/Entity | Most Recent Trans. | Shares Owned as of Trans. Date | BOLANDER JAMES L JR Officer | Acquisition (Non Open Market) 1-Jun-09 | 21,175 1-Jun-09 | BOLING MARK K Officer | Acquisition (Non Open Market) 11-Dec-08 | 411,120 11-Dec-08 | DEWBRE JIMMY R Officer | Acquisition (Non Open Market) 7-Aug-09 | 122,003 7-Aug-09 | EPLEY LEWIS E JR Director | Option Exercise 15-Sep-09 | 92,041 15-Sep-09 | HAMMONS GENE A Officer | Option Exercise 5-May-09 | 37,650 5-May-09 | HENCY DEE W Officer | Acquisition (Non Open Market) 18-Sep-09 | 109,820 18-Sep-09 | HOWARD ROBERT L Director | Option Exercise 18-Sep-09 | 114,500 18-Sep-09 | KERLEY GREGORY D Officer | Acquisition (Non Open Market) 11-Dec-08 | 1,149,430 11-Dec-08 | KORELL HAROLD M Officer | Option Exercise 15-Sep-09 | 1,417,076 15-Sep-09 | KUUSKRAA VELLO A Director | Acquisition (Non Open Market) 11-Dec-08 | 46,580 11-Dec-08 | LANE RICHARD F Officer | Disposition (Non Open Market) 3-Sep-08 | 530,426 3-Sep-08 | MCCAULEY JENNIFER N. Officer | Ownership Statement 1-Jun-09 | 0 1-Jun-09 | MOURTON KENNETH R Director | Sale 6-May-09 | 338,580 6-May-09 | MUELLER STEVEN L Officer | Acquisition (Non Open Market) 11-Dec-08 | 49,930 11-Dec-08 | ODONNELL TIMOTHY J Officer | Option Exercise 16-Nov-09 | 124,776 16-Nov-09 | OWEN ROBERT CRAIG Officer | Ownership Statement 5-Jan-09 | 4,000 5-Jan-09 | SCHARLAU CHARLES E Director | Option Exercise 3-Aug-09 | 1,051,572 3-Aug-09 | SHERRICK JEFFREY B Officer | Acquisition (Non Open Market) 11-Dec-08 | 25,240 11-Dec-08 | STEWART ALAN N Other | Acquisition (Non Open Market) 28-Jul-08 | 23,975 28-Jul-08 | STUBBLEFIELD JOE ALAN Officer | Option Exercise 15-Dec-08 | 119,918 15-Dec-08 | THAELER JOHN D Officer | Option Exercise 27-May-09 | 181,571 27-May-09 | WILSON STANLEY T Officer | Sale 4-May-09 | 13,330 4-May-09 |
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