| Date | Insider | Shares | Type | Transaction | Value* |
| 25-Nov-09 | NERGES JOSEPH R Beneficial Owner (10% or more) | 1,011 | Direct | Purchase at $6.45 per share. | $6,520 |
| 19-Nov-09 | NERGES JOSEPH R Beneficial Owner (10% or more) | 665 | Direct | Purchase at $6.46 per share. | $4,295 |
| 18-Nov-09 | NERGES JOSEPH R Beneficial Owner (10% or more) | 590 | Direct | Purchase at $6.48 per share. | $3,823 |
| 16-Sep-09 | NERGES JOSEPH R Beneficial Owner (10% or more) | 2,000 | Direct | Purchase at $5.56 per share. | $11,120 |
| 3-Sep-09 | NERGES JOSEPH R Beneficial Owner (10% or more) | 1,514 | Direct | Purchase at $5.99 - $6 per share. | $9,0762 |
| 14-Aug-09 | NERGES JOSEPH R Beneficial Owner (10% or more) | 1,800 | Direct | Purchase at $6 per share. | $10,800 |
| 2-Jul-09 | NERGES JOSEPH R Beneficial Owner (10% or more) | 230 | Direct | Purchase at $5.58 per share. | $1,283 |
| 6-May-09 | ULLAND WILLIAM C Officer | 6,000 | Direct | Sale at $5.07 per share. | $30,420 |
| 6-May-09 | NERGES JOSEPH R Beneficial Owner (10% or more) | 1,500 | Direct | Purchase at $5.25 per share. | $7,875 |
| 5-May-09 | NERGES JOSEPH R Beneficial Owner (10% or more) | 3,700 | Direct | Purchase at $5.25 - $5.5 per share. | $20,0002 |
| 4-May-09 | NERGES JOSEPH R Beneficial Owner (10% or more) | 81 | Direct | Purchase at $5.06 per share. | $409 |
| 24-Mar-09 | NERGES JOSEPH R Beneficial Owner (10% or more) | 1,200 | Direct | Purchase at $4.25 per share. | $5,100 |
| 11-Mar-09 | HARRIS DAVID O Director | 70 | Direct | Purchase at $4.50 per share. | $315 |
| 24-Feb-09 | SIMONSON GERALD W Director | 500 | Direct | Purchase at $4.25 per share. | $2,125 |
| 21-Nov-08 | HARRIS DAVID O Director | 500 | Direct | Purchase at $5.72 per share. | $2,860 |
| 16-Sep-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 3,396 | Direct | Purchase at $6.46 - $6.8 per share. | $23,0002 |
| 16-Sep-08 | SIMONSON GERALD W Director | 1,000 | Direct | Purchase at $6.55 - $6.9 per share. | $6,7252 |
| 14-Aug-08 | ULLAND WILLIAM C Officer | 3,525 | Direct | Disposition (Non Open Market) at $0 per share. | N/A |
| 28-Jul-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 101 | Direct | Purchase at $6.77 per share. | $683 |
| 25-Jul-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 1,500 | Direct | Purchase at $6.86 per share. | $10,290 |
| 15-Jul-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 4,000 | Direct | Purchase at $7 - $7.1 per share. | $28,0002 |
| 19-Jun-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 1,000 | Direct | Purchase at $7.96 per share. | $7,960 |
| 17-Jun-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 2,500 | Direct | Purchase at $7.96 per share. | $19,900 |
| 3-Jun-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 3,000 | Direct | Purchase at $8.06 per share. | $24,180 |
| 3-Jun-08 | SIMONSON GERALD W Director | 500 | Direct | Purchase at $8 per share. | $4,000 |
| 1-May-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 3,300 | Direct | Purchase at $8.01 - $8.25 per share. | $27,0002 |
| 30-Apr-08 | GERLACH JON Officer | 11,250 | Direct | Option Exercise at $3.36 per share. | $37,800 |
| 29-Apr-08 | SIMONSON GERALD W Director | 500 | Direct | Purchase at $8 per share. | $4,000 |
| 28-Apr-08 | HARRIS DAVID O Director | 1,000 | Direct | Sale at $8.20 per share. | $8,200 |
| 21-Apr-08 | SEVERANCE H LEIGH Director | 2,175 | Direct | Option Exercise at $2.67 per share. | $5,807 |
| 17-Apr-08 | THILL PARNELL Officer | 999 | Direct | Option Exercise at $2.67 per share. | $2,667 |
| 16-Apr-08 | SIMONSON GERALD W Director | 2,175 | Direct | Option Exercise at $2.67 per share. | $5,807 |
| 24-Mar-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 3,000 | Direct | Purchase at $9.11 - $9.13 per share. | $27,0002 |
| 18-Mar-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 5,004 | Direct | Purchase at $9.22 - $9.3 per share. | $46,0002 |
| 14-Mar-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 2,000 | Direct | Purchase at $9.28 - $9.31 per share. | $19,0002 |
| 13-Mar-08 | ANDRESEN CHARLES H Director | 2,175 | Direct | Option Exercise at $2.67 per share. | $5,807 |
| 10-Mar-08 | PIGUET CLAUDE P Officer | 3,000 | Direct | Option Exercise at $2.67 per share. | $8,010 |
| 5-Mar-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 1,000 | Direct | Purchase at $9.23 per share. | $9,230 |
| 3-Mar-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 1,500 | Direct | Purchase at $9.22 per share. | $13,830 |
| 3-Mar-08 | ERICKSON RONDI Director | 300 | Direct | Purchase at $9.40 per share. | $2,820 |
| 3-Mar-08 | ULLAND WILLIAM C Officer | 6,000 | Direct | Option Exercise at $2.93 per share. | $17,580 |
| 28-Feb-08 | ERICKSON RONDI Director | 300 | Direct | Purchase at $9.40 per share. | $2,820 |
| 26-Feb-08 | ERICKSON RONDI Director | 2,175 | Direct | Option Exercise at $2.67 per share. | $5,807 |
| 25-Feb-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 1,400 | Direct | Purchase at $9.31 per share. | $13,034 |
| 22-Feb-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 1,020 | Direct | Purchase at $9.15 - $9.25 per share. | $9,3842 |
| 20-Feb-08 | HARRIS DAVID O Director | 2,175 | Direct | Option Exercise at $2.67 per share. | $5,807 |
| 4-Feb-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 805 | Direct | Purchase at $9.07 per share. | $7,301 |
| 29-Jan-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 2,500 | Direct | Purchase at $9.31 per share. | $23,275 |
| 2-Jan-08 | NERGES JOSEPH R Beneficial Owner (10% or more) | 1,600 | Direct | Purchase at $9.20 - $9.26 per share. | $15,0002 |
| 31-Dec-07 | NERGES JOSEPH R Beneficial Owner (10% or more) | 700 | Direct | Purchase at $9.28 per share. | $6,496 |
| 18-Dec-07 | ERICKSON RONDI Director | 900 | Direct | Purchase at $9.20 per share. | $8,280 |
| 13-Dec-07 | ERICKSON RONDI Director | 200 | Direct | Purchase at $9.20 per share. | $1,839 |
| 12-Dec-07 | ERICKSON RONDI Director | 185 | Direct | Purchase at $9.20 per share. | $1,701 |