Insider Transactions
| Date | Name | Title | Type | Filing | Shares Traded | Price Range | Total Held |
|---|---|---|---|---|---|---|---|
| Feb 13, 2008 | Director, Ten Percent Owner | Open market or private purchase of non-derivative or derivative security | Form 4 | 3,000 | $10.50 | 629,667 | |
| Feb 08, 2008 | Ten Percent Owner | Open market or private purchase of non-derivative or derivative security | Form 4 | 3,000 | $10.01 | 579,274 | |
| Feb 08, 2008 | Director, Ten Percent Owner | Open market or private purchase of non-derivative or derivative security | Form 4 | 3,000 | $10.01 | 579,274 | |
| Feb 01, 2008 | Ten Percent Owner | Open market or private purchase of non-derivative or derivative security | Form 4 | 3,000 | $9.14 | 304,615 | |
| Feb 01, 2008 | Senior VP, Drug Development | Open market or private sale of non-derivative or derivative security | Form 4 | 3,000 | $10.00 | 45,866 | |
| Feb 01, 2008 | Director, Ten Percent Owner | Open market or private purchase of non-derivative or derivative security | Form 4 | 3,000 | $9.14 | 304,615 | |
| Jun 15, 2017 | Chief Operating Officer | Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 | Form 4 | 3,003 | $8.79 | 124,472 | |
| Jun 27, 2007 | Ten Percent Owner | Open market or private purchase of non-derivative or derivative security | Form 4/A | 3,014 | $11.43 | 65,350 | |
| Jun 27, 2007 | Director, Ten Percent Owner | Open market or private purchase of non-derivative or derivative security | Form 4 | 3,014 | $11.43 | 65,350 | |
| Jun 27, 2007 | Ten Percent Owner | Open market or private purchase of non-derivative or derivative security | Form 4/A | 3,075 | $11.40 | 41,454 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.