| Date | Insider | Shares | Type | Transaction | Value* |
| 11-Nov-09 | GOOD JENNIFER L Officer | 7,500 | Direct | Purchase at $2.14 per share. | $16,050 |
| 2-Oct-09 | DRAKE PETER F Director | 3,286 | Direct | Acquisition (Non Open Market) at $2.13 per share. | $6,999 |
| 3-Sep-09 | FREIMAN PAUL E Director | 3,466 | Direct | Sale at $2.35 per share. | $8,145 |
| 1-Jul-09 | DRAKE PETER F Director | 2,536 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 13-Apr-09 | DRAKE PETER F Director | 12,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 1-Apr-09 | DRAKE PETER F Director | 4,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 11-Mar-09 | TANG KEVIN C Beneficial Owner (10% or more) | 25,100 | Indirect | Purchase at $1.30 - $1.36 per share. | $33,0002 |
| 10-Mar-09 | TANG KEVIN C Beneficial Owner (10% or more) | 35,000 | Indirect | Purchase at $1.43 per share. | $50,050 |
| 9-Mar-09 | TANG KEVIN C Beneficial Owner (10% or more) | 296,362 | Indirect | Purchase at $1.39 per share. | $411,943 |
| 6-Mar-09 | TANG KEVIN C Beneficial Owner (10% or more) | 309,300 | Indirect | Purchase at $1.39 - $1.46 per share. | $441,0002 |
| 6-Mar-09 | PERCEPTIVE ADVISORS LLC Beneficial Owner (10% or more) | 274,362 | Indirect | Disposition (Non Open Market) at $1.26 per share. | $345,696 |
| 5-Mar-09 | TANG KEVIN C Beneficial Owner (10% or more) | 85,000 | Indirect | Purchase at $1.49 per share. | $126,650 |
| 25-Feb-09 | TANG KEVIN C Beneficial Owner (10% or more) | 69,200 | Indirect | Purchase at $1.50 per share. | $103,800 |
| 24-Feb-09 | TANG KEVIN C Beneficial Owner (10% or more) | 1,300 | Indirect | Purchase at $1.51 per share. | $1,963 |
| 23-Feb-09 | TANG KEVIN C Beneficial Owner (10% or more) | 24,140 | Indirect | Purchase at $1.42 per share. | $34,278 |
| 19-Feb-09 | TANG KEVIN C Beneficial Owner (10% or more) | 45,000 | Indirect | Purchase at $1.47 per share. | $66,150 |
| 17-Feb-09 | TANG KEVIN C Beneficial Owner (10% or more) | 665,000 | Indirect | Purchase at $1.65 per share. | $1,097,250 |
| 30-Jan-09 | PERCEPTIVE ADVISORS LLC Beneficial Owner (10% or more) | 2,300 | Indirect | Disposition (Non Open Market) at $1.75 per share. | $4,025 |
| 16-Jan-09 | PERCEPTIVE ADVISORS LLC Beneficial Owner (10% or more) | 23,900 | Indirect | Purchase at $5 per share. | $119,500 |
| 9-Jan-09 | TANG KEVIN C Beneficial Owner (10% or more) | 1,015,000 | Indirect | Purchase at $1.99 per share. | $2,019,850 |
| 6-Jan-09 | PERCEPTIVE ADVISORS LLC Beneficial Owner (10% or more) | 25,000 | Indirect | Purchase at $5 per share. | $125,000 |
| 2-Jan-09 | DRAKE PETER F Director | 10,192 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-09 | STANIFORTH JOHN N Director | 6,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-09 | FREIMAN PAUL E Director | 6,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 31-Dec-08 | TANG KEVIN C Beneficial Owner (10% or more) | 3,826,196 | Indirect | Statement of Ownership | N/A |
| 29-Dec-08 | PERCEPTIVE ADVISORS LLC Beneficial Owner (10% or more) | 2,300 | Indirect | Purchase at $5 per share. | $11,500 |
| 29-Dec-08 | PERCEPTIVE ADVISORS LLC Beneficial Owner (10% or more) | 4,700 | Indirect | Purchase at $5 per share. | $23,500 |
| 24-Dec-08 | PERCEPTIVE ADVISORS LLC Beneficial Owner (10% or more) | 274,362 | Indirect | Acquisition (Non Open Market) at $1.26 per share. | $345,696 |
| 12-Nov-08 | OSHEA WILLIAM J Director | 1,705 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 12-Nov-08 | DRAKE PETER F Director | 1,705 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 12-Nov-08 | FREIMAN PAUL E Director | 1,705 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 6-Nov-08 | VANLENT ANNE Director | 6,900 | Direct | Sale at $1.01 per share. | $6,969 |
| 24-Oct-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 3,000 | Indirect | Purchase at $5 per share. | $15,000 |
| 15-Oct-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 300 | Indirect | Purchase at $5 per share. | $1,500 |
| 1-Oct-08 | OSHEA WILLIAM J Director | 4,237 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 1-Oct-08 | DRAKE PETER F Director | 3,955 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 1-Oct-08 | STANIFORTH JOHN N Director | 2,825 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 1-Oct-08 | FREIMAN PAUL E Director | 424 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 29-Sep-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 4,500 | Indirect | Purchase at $5 per share. | $22,500 |
| 9-Sep-08 | OSHEA WILLIAM J Director | 519 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 9-Sep-08 | DRAKE PETER F Director | 346 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 9-Sep-08 | FREIMAN PAUL E Director | 519 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 1-Jul-08 | OSHEA WILLIAM J Director | 2,988 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 1-Jul-08 | DRAKE PETER F Director | 2,789 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 1-Jul-08 | STANIFORTH JOHN N Director | 1,992 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 1-Jul-08 | FREIMAN PAUL E Director | 299 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 23-Jun-08 | PERCEPTIVE ADVISORS LLC Beneficial Owner (10% or more) | 91,500 | Indirect | Purchase at $5 per share. | $457,500 |
| 11-Jun-08 | OSHEA WILLIAM J Director | 492 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 11-Jun-08 | DRAKE PETER F Director | 328 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 11-Jun-08 | FREIMAN PAUL E Director | 492 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 10-Jun-08 | FREIMAN PAUL E Director | 5,000 | Direct | Sale at $3.08 - $3.09 per share. | $15,0002 |
| 15-May-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 2,500 | Indirect | Purchase at $5 per share. | $12,500 |
| 12-May-08 | FREIMAN PAUL E Director | 4,000 | Direct | Sale at $2.63 - $2.64 per share. | $11,0002 |
| 7-May-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 2,500 | Indirect | Purchase at $5 per share. | $12,500 |
| 24-Apr-08 | OSHEA WILLIAM J Director | 334 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 24-Apr-08 | DRAKE PETER F Director | 502 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 24-Apr-08 | FREIMAN PAUL E Director | 502 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 1-Apr-08 | OSHEA WILLIAM J Director | 1,832 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 1-Apr-08 | DRAKE PETER F Director | 2,564 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 1-Apr-08 | STANIFORTH JOHN N Director | 1,832 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 1-Apr-08 | FREIMAN PAUL E Director | 275 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 20-Mar-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 1,340,300 | Indirect | Purchase at $5 - $7.5 per share. | N/A |
| 18-Mar-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 800 | Indirect | Purchase at $7.50 per share. | $6,000 |
| 12-Mar-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 7,400 | Indirect | Purchase at $5 per share. | $37,000 |
| 11-Mar-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 1,937,900 | Indirect | Purchase at $3.08 - $5 per share. | N/A |
| 10-Mar-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 342,200 | Indirect | Purchase at $5 - $7.5 per share. | N/A |
| 5-Mar-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 52,100 | Indirect | Purchase at $5 per share. | $260,500 |
| 4-Mar-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 13,600 | Indirect | Purchase at $5 per share. | $68,000 |
| 27-Feb-08 | OSHEA WILLIAM J Director | 482 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 27-Feb-08 | DRAKE PETER F Director | 482 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 27-Feb-08 | FREIMAN PAUL E Director | 482 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 20-Feb-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 600 | Indirect | Purchase at $7.50 per share. | $4,500 |
| 19-Feb-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 1,500 | Indirect | Purchase at $7.50 per share. | $11,250 |
| 12-Feb-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 5,000 | Indirect | Purchase at $4.14 per share. | $20,700 |
| 1-Feb-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 42,000 | Indirect | Purchase at $5.34 per share. | $224,280 |
| 31-Jan-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 160,000 | Indirect | Purchase at $4.97 per share. | $795,200 |
| 30-Jan-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 170,000 | Indirect | Purchase at $4.74 per share. | $805,800 |
| 29-Jan-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 125,000 | Indirect | Purchase at $4.58 per share. | $572,500 |
| 23-Jan-08 | EDELMAN JOSEPH Beneficial Owner (10% or more) | 23,635,080 | Indirect | Statement of Ownership | N/A |
| 2-Jan-08 | MEEKER DAVID P Director | 6,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-08 | BIANCHI CHRISTOPHE Director | 6,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-08 | OSHEA WILLIAM J Director | 6,924 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-08 | DRAKE PETER F Director | 7,294 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-08 | VANLENT ANNE Director | 6,000 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-08 | STANIFORTH JOHN N Director | 6,924 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-08 | HENNESSEY ROBERT Director | 7,386 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-08 | FREIMAN PAUL E Director | 6,139 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |