| INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS |
| Date | Insider | Shares | Type | Transaction | Value* | | 18-Sep-09 | PRESCOTT GROUP CAPITAL MANAGEMENT LLC Beneficial Owner (10% or more) | 845,000 | Indirect | Sale at $3.57 - $3.61 per share. | $3,034,0002 | | 17-Sep-09 | PRESCOTT GROUP CAPITAL MANAGEMENT LLC Beneficial Owner (10% or more) | 620,000 | Indirect | Sale at $3.57 per share. | $2,213,400 | | 16-Sep-09 | PRESCOTT GROUP CAPITAL MANAGEMENT LLC Beneficial Owner (10% or more) | 840,626 | Indirect | Sale at $3.57 - $3.72 per share. | $3,064,0002 | | 15-Sep-09 | VORHOLT JEFFREY J Director | 2,000 | Direct | Purchase at $3.60 per share. | $7,200 | | 2-Sep-09 | VORHOLT JEFFREY J Director | 2,000 | Direct | Purchase at $2.89 per share. | $5,780 | | 14-Aug-09 | MESDAG WILLEM Beneficial Owner (10% or more) | 500,000 | Indirect | Purchase at $2.94 per share. | $1,470,000 | | 14-Aug-09 | PAYNE W JOSEPH Officer | 3,600 | Direct | Purchase at $2.77 per share. | $9,972 | | 1-Jun-09 | MESDAG WILLEM Beneficial Owner (10% or more) | 100,800 | Indirect | Purchase at $1.47 per share. | $148,176 | | 28-May-09 | GRABER JOHN WESLEY Officer | 8,500 | Direct | Purchase at $1.36 - $1.44 per share. | $12,0002 | | 28-May-09 | MESDAG WILLEM Beneficial Owner (10% or more) | 221,041 | Indirect | Purchase at $1.42 per share. | $313,878 | | 27-May-09 | MESDAG WILLEM Beneficial Owner (10% or more) | 283,873 | Indirect | Purchase at $1.32 per share. | $374,712 | | 26-May-09 | MESDAG WILLEM Beneficial Owner (10% or more) | 300,000 | Indirect | Purchase at $1.19 per share. | $357,000 | | 22-May-09 | MESDAG WILLEM Beneficial Owner (10% or more) | 99,600 | Indirect | Purchase at $1.07 per share. | $106,572 | | 21-May-09 | MESDAG WILLEM Beneficial Owner (10% or more) | 247,900 | Indirect | Purchase at $1.03 per share. | $255,337 | | 20-May-09 | HETE JOSEPH C Officer | 25,000 | Direct | Purchase at $0.88 - $0.93 per share. | $23,0002 | | 20-May-09 | MESDAG WILLEM Beneficial Owner (10% or more) | 290,000 | Indirect | Purchase at $1.01 per share. | $292,900 | | 20-May-09 | MESDAG WILLEM Beneficial Owner (10% or more) | 3,176,148 | Indirect | Statement of Ownership | N/A | | 15-May-09 | VORHOLT JEFFREY J Director | 950 | Direct | Purchase at $0.93 per share. | $883 | | 14-May-09 | GRABER JOHN WESLEY Officer | 50,000 | Direct | Acquisition (Non Open Market) at $0.93 per share. | $46,500 | | 14-May-09 | PAYNE W JOSEPH Officer | 50,000 | Direct | Acquisition (Non Open Market) at $0.93 per share. | $46,500 | | 14-May-09 | TURNER QUINT O Officer | 50,000 | Direct | Acquisition (Non Open Market) at $0.93 per share. | $46,500 | | 14-May-09 | HETE JOSEPH C Officer | 50,000 | Direct | Acquisition (Non Open Market) at $0.93 per share. | $46,500 | | 3-Apr-09 | RADEMACHER RANDY D Director | 5,000 | Direct | Purchase at $0.79 per share. | $3,950 | | 31-Mar-09 | BUSHMAN JAMES E Director | 14,500 | Direct | Purchase at $0.78 - $0.81 per share. | $12,0002 | | 18-Mar-09 | PAYNE W JOSEPH Officer | 3,036 | Direct | Acquisition (Non Open Market) at $0.38 per share. | $1,153 | | 18-Mar-09 | TURNER QUINT O Officer | 6,468 | Direct | Acquisition (Non Open Market) at $0.38 per share. | $2,457 | | 18-Mar-09 | HETE JOSEPH C Officer | 18,436 | Direct | Acquisition (Non Open Market) at $0.38 per share. | $7,005 | | 31-Dec-08 | PRESCOTT GROUP CAPITAL MANAGEMENT LLC Beneficial Owner (10% or more) | 300,000 | Indirect | Purchase at $0.19 per share. | $57,000 | | 30-Dec-08 | PRESCOTT GROUP CAPITAL MANAGEMENT LLC Beneficial Owner (10% or more) | 60,991 | Indirect | Purchase at $0.19 per share. | $11,588 | | 19-Dec-08 | PRESCOTT GROUP CAPITAL MANAGEMENT LLC Beneficial Owner (10% or more) | 1,891,182 | Indirect | Purchase at $0.20 per share. | $378,236 | | 18-Dec-08 | PRESCOTT GROUP CAPITAL MANAGEMENT LLC Beneficial Owner (10% or more) | 19,242 | Indirect | Purchase at $0.20 per share. | $3,848 | | 17-Dec-08 | PRESCOTT GROUP CAPITAL MANAGEMENT LLC Beneficial Owner (10% or more) | 20,912 | Indirect | Purchase at $0.20 per share. | $4,182 | | 10-Dec-08 | CAREY JAMES H Director | 10,000 | Direct | Purchase at $0.30 per share. | $3,000 | | 9-Dec-08 | RADEMACHER RANDY D Director | 10,000 | Direct | Purchase at $0.37 per share. | $3,700 | | 9-Dec-08 | VORHOLT JEFFREY J Director | 6,440 | Direct | Purchase at $0.29 per share. | $1,867 | | 4-Dec-08 | VORHOLT JEFFREY J Director | 6,100 | Direct | Purchase at $0.35 per share. | $2,135 | | 3-Dec-08 | VORHOLT JEFFREY J Director | 2,460 | Direct | Purchase at $0.32 per share. | $787 | | 3-Dec-08 | BUSHMAN JAMES E Director | 40,100 | Direct | Purchase at $0.33 - $0.35 per share. | $14,0002 | | 2-Dec-08 | BUSHMAN JAMES E Director | 4,900 | Direct | Purchase at $0.29 per share. | $1,421 | | 1-Dec-08 | GEARY JOHN D Director | 5,000 | Direct | Purchase at $0.34 per share. | $1,700 | | 25-Nov-08 | VORHOLT JEFFREY J Director | 8,000 | Direct | Purchase at $0.16 per share. | $1,280 | | 25-Nov-08 | PRESCOTT GROUP CAPITAL MANAGEMENT LLC Beneficial Owner (10% or more) | 7,126,191 | Indirect | Statement of Ownership | N/A | | 24-Nov-08 | GRABER JOHN WESLEY Officer | 30,000 | Direct | Purchase at $0.16 per share. | $4,800 | | 20-Nov-08 | GRABER JOHN WESLEY Officer | 130,000 | Direct | Purchase at $0.16 per share. | $20,800 | | 20-Nov-08 | TURNER QUINT O Officer | 31,250 | Direct | Purchase at $0.16 per share. | $5,000 | | 19-Nov-08 | VORHOLT JEFFREY J Director | 20,000 | Direct | Purchase at $0.17 - $0.2 per share. | $3,7002 | | 19-Nov-08 | HETE JOSEPH C Officer | 76,000 | Direct | Purchase at $0.19 per share. | $14,440 | | 19-Nov-08 | CAREY JAMES H Director | 20,000 | Direct | Purchase at $0.18 per share. | $3,600 | | 11-Sep-08 | GRABER JOHN WESLEY Officer | 5,000 | Direct | Purchase at $0.96 per share. | $4,800 | | 3-Sep-08 | CAREY JAMES H Director | 10,000 | Direct | Purchase at $0.98 per share. | $9,800 | | 28-Aug-08 | RADEMACHER RANDY D Director | 5,000 | Direct | Purchase at $0.97 per share. | $4,850 | | 26-Aug-08 | GEARY JOHN D Director | 2,000 | Direct | Purchase at $0.97 per share. | $1,940 | | 22-Aug-08 | BUSHMAN JAMES E Director | 25,000 | Direct | Purchase at $0.96 - $0.98 per share. | $24,0002 | | 21-Aug-08 | HETE JOSEPH C Officer | 30,000 | Direct | Purchase at $0.95 - $0.99 per share. | $29,0002 | | 16-May-08 | GRABER JOHN WESLEY Officer | 5,000 | Direct | Purchase at $3.13 - $3.17 per share. | $16,0002 |
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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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