| director, 10 percent owner: |
| A-Award |
| Acquired |
| 25,000 |
| $0.06 |
| 15 Mar 2010 | VENROCK ASSOCIATES | 10 percent owner | J-Other | Acquired | 296,904 | $0.05 |
| 15 Mar 2010 | VENROCK ASSOCIATES | 10 percent owner | J-Other | Acquired | 66,803 | $0.05 |
| 15 Mar 2010 | VENROCK ASSOCIATES | 10 percent owner | J-Other | Acquired | 7,422 | $0.05 |
| 15 Mar 2010 | EVNIN ANTHONY B | director, 10 percent owner: | J-Other | Acquired | 371,129 | $0.05 |
| 22 Jan 2010 | EVNIN ANTHONY B | director, 10 percent owner: | A-Award | Acquired | 25,000 | $0.08 |