| Date | Insider | Shares | Type | Transaction | Value* |
| 10-Oct-08 | EICHLER DAVID PAUL Officer | 36,000 | Direct | Disposition (Non Open Market) | N/A |
| 10-Oct-08 | BROWN SCOTT M Officer | 66,823 | Direct | Disposition (Non Open Market) | N/A |
| 10-Oct-08 | VOICU GELU Officer | 286,667 | Direct | Disposition (Non Open Market) | N/A |
| 10-Oct-08 | DUCHATELET ROLAND Director | 728,700 | Indirect | Disposition (Non Open Market) | N/A |
| 10-Oct-08 | DUCHATELET ROLAND Director | 50,000 | Direct | Disposition (Non Open Market) | N/A |
| 10-Oct-08 | SMARANDOIU GEORGE Officer | 27,488 | Direct | Disposition (Non Open Market) | N/A |
| 10-Oct-08 | KOVALIK IRVIN W Officer | 11,655 | Direct | Disposition (Non Open Market) | N/A |
| 10-Oct-08 | GEORGESCU SORIN Officer | 32,607 | Direct | Disposition (Non Open Market) | N/A |
| 10-Oct-08 | MONTGOMERY HENRY C Director | 56,100 | Direct | Disposition (Non Open Market) | N/A |
| 10-Oct-08 | POSSLEY GLEN Director | 117,407 | Direct | Disposition (Non Open Market) | N/A |
| 10-Oct-08 | SELIGMAN J & W & CO INC /NY/ Beneficial Owner (10% or more) | 1,884,066 | Indirect | Disposition (Non Open Market) at $3.26 per share. | $6,142,055 |
| 1-Oct-08 | SELIGMAN J & W & CO INC /NY/ Beneficial Owner (10% or more) | 112,800 | Indirect | Sale at $4.54 per share. | $512,112 |
| 26-Aug-08 | POSSLEY GLEN Director | 85,000 | Direct | Option Exercise at $3.84 - $4.91 per share. | N/A |
| 17-May-08 | EICHLER DAVID PAUL Officer | 36,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 17-May-08 | BROWN SCOTT M Officer | 36,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 17-May-08 | VOICU GELU Officer | 72,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 17-May-08 | SMARANDOIU GEORGE Officer | 36,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 17-May-08 | KOVALIK IRVIN W Officer | 36,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 17-May-08 | GEORGESCU SORIN Officer | 36,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 18-Jan-08 | SELIGMAN SPECTRUM FOCUS (MASTER) FUND Beneficial Owner (10% or more) | 22,500 | Direct | Purchase at $3.58 per share. | $80,550 |
| 18-Jan-08 | SELIGMAN J & W & CO INC /NY/ Beneficial Owner (10% or more) | 22,500 | Indirect | Purchase at $3.58 per share. | $80,550 |
| 9-Jan-08 | SELIGMAN SPECTRUM FOCUS (MASTER) FUND Beneficial Owner (10% or more) | 100,000 | Direct | Purchase at $3.75 per share. | $375,000 |
| 9-Jan-08 | SELIGMAN J & W & CO INC /NY/ Beneficial Owner (10% or more) | 100,000 | Indirect | Purchase at $3.75 per share. | $375,000 |