| INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS |
| Date | Insider | Shares | Type | Transaction | Value* | | 10-Apr-05 | SILICON PRAIRIE PARTNERS
| 111,112 | Direct | Planned Sale | $166,6681 | | 12-Mar-05 | JOHNSTON, J. BENNETT JR
| 50,000 | Direct | Planned Sale | $94,5001 | | 6-Jan-05 | MICEK, JOHN J.
| 50,000 | Direct | Planned Sale | $40,0001 | | 6-Jan-05 | MICEK, JOHN III
| 150,000 | Direct | Planned Sale | $225,0001 | | 28-Dec-04 | JOHNSTON, J. BENNETT JR
| 100,000 | Direct | Planned Sale | $158,0001 | | 20-Apr-04 | LANG FAM TRUST (JOINT REVOC DECLAR TR 6/94)
| 250,000 | Direct | Planned Sale | $192,5001 | | 20-Jan-04 | LANG FAM TRUST (JOINT REVOC DECLAR TR 6/94)
| 250,000 | Direct | Planned Sale | $320,0001 | | 11-Sep-03 | FAULKNER, KYLE
| 30,000 | Direct | Planned Sale | $33,6001 |
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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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