| Date | Owner | Type | Security | Price | Units | Value | |
|---|---|---|---|---|---|---|---|
| Biotechnology Value Fund L P | D | Stock Option (Right to Buy) | |||||
| Bvf Partners L P/Il | D | Stock Option (Right to Buy) | |||||
| Bvf Inc/Il | D | Stock Option (Right to Buy) | |||||
| Biotechnology Value Fund II LP | D | Stock Option (Right to Buy) | |||||
| Lampert Mark N | D | Stock Option (Right to Buy) |