| VP-Chief Science Officer |
| Disposed |
| 5,000 |
| $4.53 |
| 27 Jul 2007 | Fung Eric T | VP-Chief Science Officer | Disposed | 15,000 | $4.35 |
| 27 Jul 2007 | Fung Eric T | VP-Chief Science Officer | Disposed | 10,000 | $9.60 |
| 27 Jul 2007 | Fung Eric T | VP-Chief Science Officer | Disposed | 20,000 | $8.64 |
| 27 Jul 2007 | Fung Eric T | VP-Chief Science Officer | Disposed | 25,000 | $7.47 |
| 27 Jul 2007 | Fung Eric T | VP-Chief Science Officer | Disposed | 10,000 | $3.70 |