Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $4.86 | 3,000 | Officer | 14,237 | 2017-09-25 | Filing |
| $3.75 | 13,850 | Large Shareholder, Officer, Director | 8,935,352 | 2018-05-15 | Filing |
| $3.74 | 800 | Large Shareholder, Officer, Director | 8,921,502 | 2018-05-15 | Filing |
| $3.73 | 700 | Large Shareholder, Officer, Director | 8,920,702 | 2018-05-15 | Filing |
| $3.72 | 100 | Large Shareholder, Officer, Director | 8,920,002 | 2018-05-15 | Filing |
| $3.75 | 8,750 | Large Shareholder, Officer, Director | 8,919,902 | 2018-05-14 | Filing |
| $3.74 | 800 | Large Shareholder, Officer, Director | 8,911,152 | 2018-05-14 | Filing |
| $2.70 | 5,000 | Director | 630,451 | 2016-09-23 | Filing |
| $2.50 | 2,388 | Large Shareholder, Officer, Director | 8,910,352 | 2016-09-21 | Filing |
| $2.52 | 100 | Large Shareholder, Officer, Director | 8,907,964 | 2016-09-20 | Filing |
| $2.50 | 47,205 | Large Shareholder, Officer, Director | 8,907,864 | 2016-09-19 | Filing |
| $2.48 | 3,700 | Large Shareholder, Officer, Director | 8,860,659 | 2016-09-19 | Filing |
| $5.70 | 2,000 | Director | 2,400 | 2015-04-20 | Filing |
| $25.00 | 4,000 | Large Shareholder, Officer, Director | 4,000 | 2013-12-20 | Filing |
| $1.97 | 130 | Large Shareholder, Officer, Director | 9,169,862 | 2013-05-28 | Filing |
| $1.97 | 100 | Large Shareholder, Officer, Director | 9,169,732 | 2013-05-28 | Filing |
| $1.97 | 100 | Large Shareholder, Officer, Director | 9,169,632 | 2013-05-28 | Filing |
| $1.98 | 2,900 | Large Shareholder, Officer, Director | 9,169,532 | 2013-05-28 | Filing |
| $1.98 | 3,400 | Large Shareholder, Officer, Director | 9,166,632 | 2013-05-28 | Filing |
| $1.98 | 3,300 | Large Shareholder, Officer, Director | 9,163,232 | 2013-05-28 | Filing |