| 10 percent owner |
| S-Sale |
| Disposed |
| 1,302,000 |
| $2.20 |
| 30 Apr 2013 | DREYER DAVID C | CFO, Vice President, Secretary | A-Award | Acquired | 100,000 | $1.20 |
| 21 May 2012 | KINDERHOOK PARTNERS, LP | 10 percent owner | P-Purchase | Acquired | 1,045,642 | $1.40 |
| 22 Feb 2012 | KINDERHOOK PARTNERS, LP | 10 percent owner | P-Purchase | Acquired | 10,000 | $1.05 |
| 22 Feb 2012 | KINDERHOOK PARTNERS, LP | 10 percent owner | P-Purchase | Acquired | 37,127 | $1.05 |
| 1 Apr 2011 | KINDERHOOK PARTNERS, LP | 10 percent owner | Disposed | 0 | $0.00 |