Insider Transactions
| Date | Name | Title | Type | Filing | Shares Traded | Price Range | Total Held |
|---|---|---|---|---|---|---|---|
| Mar 07, 2012 | Ten Percent Owner | Open market or private purchase of non-derivative or derivative security | Form 4 | 214,846 | $5.70 | 1,066,029 | |
| Mar 07, 2012 | Ten Percent Owner | Open market or private purchase of non-derivative or derivative security | Form 4 | 214,846 | $5.70 | 1,066,029 | |
| Mar 07, 2012 | Ten Percent Owner | Open market or private purchase of non-derivative or derivative security | Form 4 | 214,846 | $5.70 | 1,066,029 | |
| Jan 03, 2014 | Director, Chairman & CEO | Grant, award or other acquisition pursuant to Rule 16b-3(d) | Form 4 | 214,500 | -- | 214,500 | |
| Jan 11, 2023 | Director, Executive Chairman | Grant, award or other acquisition pursuant to Rule 16b-3(d) | Form 4 | 210,088 | -- | 1,095,317 | |
| Jun 05, 2007 | Ten Percent Owner | Conversion of derivative security | Form 4 | 203,378 | -- | -- | |
| Jan 03, 2017 | Director, Chairman & CEO | Grant, award or other acquisition pursuant to Rule 16b-3(d) | Form 4 | 203,252 | -- | 331,611 | |
| Oct 09, 2020 | Chief Science Officer | Open market or private sale of non-derivative or derivative security | Form 4 | 193,700 | $15.03 | 520,807 | |
| Oct 12, 2017 | Director, Chairman & CEO | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | Form 4 | 192,133 | -- | 20,972 | |
| Oct 12, 2017 | Director, Chairman & CEO | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | Form 4/A | 192,133 | -- | 20,972 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.