| Date | Initié | Actions | Transaction | Montant* |
| 16-Feb-07 | COLBY KENNETH Officer | 6500 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | MARTINI MICHAEL J Officer | 82898 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | JOLICOEUR LEO R Officer | 125000 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | ALLEN THOMAS Officer | 500 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | ALLEN THOMAS Officer | 90344 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | INSTITUTIONAL VENTURE PARTNERS VIII LP Beneficial Owner (10% or more) | 6721012 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | DAVIS JAMES W Director | 1200 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | THOMAS T PETER Director | 6733012 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | THOMAS T PETER Director | 437500 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | CHELLAM KRIS Director | 182500 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | LEVINE CHARLES E Director | 17000 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | WALKER MICHAEL Officer | 80000 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | WALKER MICHAEL Officer | 271377 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | PANU KRISH Officer | 3132000 | Disposition (Non Open Market) | N/A |
| 16-Feb-07 | PANU KRISH Officer | 35000 | Disposition (Non Open Market) | N/A |
| 15-Feb-07 | MARTINI MICHAEL J Officer | 1098 | Acquisition (Non Open Market) at $4.77 per share. | $5237 |
| 15-Feb-07 | ALLEN THOMAS Officer | 1800 | Acquisition (Non Open Market) at $2.91 per share. | $5238 |
| 15-Feb-07 | WALKER MICHAEL Officer | 1800 | Acquisition (Non Open Market) at $2.91 per share. | $5238 |
| 14-Feb-07 | WALKER MICHAEL Officer | 135713 | Option Exercise at $0.07 - $2 per share. | N/A |
| 6-Nov-06 | COLBY KENNETH Officer | 56 | Disposition (Non Open Market) at $100 - $831.39 per share. | N/A |
| 1-Aug-06 | LEVINE CHARLES E Director | 10000 | Purchase at $4.23 - $4.25 per share. | $420002 |
| 2-May-06 | DAVIS JAMES W Director | 1000 | Purchase at $5.47 per share. | $5470 |
| 28-Apr-06 | WALKER MICHAEL Officer | 1800 | Acquisition (Non Open Market) at $2.91 per share. | $5238 |
| 28-Apr-06 | ALLEN THOMAS Officer | 1800 | Acquisition (Non Open Market) at $2.91 per share. | $5238 |
| 15-Feb-06 | MARTINI MICHAEL J Officer | 25000 | Purchase at $4.67 - $4.75 per share. | $1180002 |