| INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS |
| Date | Insider | Shares | Type | Transaction | Value* | | 21-Oct-09 | STERN JULIAN N Director | 30,000 | Direct | Option Exercise at $3.27 - $3.28 per share. | $98,0002 | | 11-Aug-09 | GOSLING MATTHEW M Officer | 15,000 | Direct | Option Exercise at $1.98 per share. | $29,700 | | 11-Aug-09 | GOSLING MATTHEW M Officer | 27,724 | Direct | Sale at $3.64 - $3.68 per share. | $101,0002 | | 10-Jul-09 | BURRILL STEVEN Director | 15,000 | Direct | Option Exercise at $2.88 per share. | $43,200 | | 15-Jun-09 | STAPLE PETER D Director | 5,000 | Indirect | Purchase at $2.67 - $2.7 per share. | $13,0002 | | 11-Mar-09 | STAPLE PETER D Director | 5,000 | Indirect | Purchase at $1.98 - $2.02 per share. | $10,0002 | | 9-Jan-09 | PELZEL CARL A Officer | 30,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A | | 11-Dec-08 | ZENOFF DAVID B Director | 6,451 | Indirect | Purchase at $1.55 per share. | $9,999 | | 1-Dec-08 | DAWES KAREN A Director | 5,000 | Direct | Purchase at $1.44 per share. | $7,200 | | 26-Nov-08 | BURRILL STEVEN Director | 40,000 | Direct | Purchase at $1.45 - $1.6 per share. | $61,0002 | | 25-Nov-08 | STERN JULIAN N Director | 29,070 | Indirect | Purchase at $1.37 - $1.57 per share. | $43,0002 | | 25-Nov-08 | STERN JULIAN N Director | 20,930 | Indirect | Purchase at $1.48 - $1.62 per share. | $32,0002 | | 8-Apr-08 | DAWES KAREN A Director | N/A | Direct | Statement of Ownership | N/A | | 18-Jan-08 | TANG KEVIN C Beneficial Owner (10% or more) | 11,000 | Direct | Statement of Ownership | N/A | | 18-Jan-08 | TANG KEVIN C Beneficial Owner (10% or more) | 3,709,600 | Indirect | Statement of Ownership | N/A | | 10-Dec-07 | SCHOENECK JAMES A Director | N/A | Direct | Statement of Ownership | N/A | | 3-Dec-07 | SWEENEY MICHAEL MD Officer | N/A | Direct | Statement of Ownership | N/A |
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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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