| Individual/Entity | Most Recent Trans. | Shares Owned as of Trans. Date | DELUCCA JOHN Director | Purchase 16-Mar-09 | 10,000 16-Mar-09 | DISCOVERY EQUITY PARTNERS, LP Beneficial Owner (10% or more) | Purchase 10-Mar-09 | 2,109,667 10-Mar-09 | DISCOVERY GROUP I, LLC Beneficial Owner (10% or more) | Purchase 10-Mar-09 | 2,459,404
10-Mar-09 | DONOGHUE DANIEL J Director | Ownership Statement 20-Mar-09 | 2,109,667
20-Mar-09 | HEASLEY PHILIP G Director | Purchase 20-May-09 | 10,000 20-May-09 | MURPHY MICHAEL R Director | Ownership Statement 20-Mar-09 | 2,109,667
20-Mar-09 | ROSSETTI RONALD L Officer | Purchase 14-Jul-09 | 49,500 14-Jul-09 | SADEK ZACHARY F Director | Ownership Statement 19-Mar-09 | 0 19-Mar-09 | VELLAYAN NINA K Officer | Purchase 13-Nov-09 | 13,564 13-Nov-09 |
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