| 12 Dec 2014 |
| MARXE AUSTIN W & GREENHOUSE DAVID M |
| 10 percent owner |
| P-Purchase |
| Acquired |
| 100 |
| $2.44 |
| 12 Dec 2014 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | P-Purchase | Acquired | 2,000 | $2.58 |
| 10 Dec 2014 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | P-Purchase | Acquired | 2,000 | $2.62 |
| 3 Dec 2014 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | P-Purchase | Acquired | 15,442 | $2.83 |
| 1 Dec 2014 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | P-Purchase | Acquired | 10,800 | $2.98 |
| 26 Nov 2014 | MARXE AUSTIN W & GREENHOUSE DAVID M | 10 percent owner | P-Purchase | Acquired | 14,343 | $3.02 |