Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $1.41 | 12,000 | Officer | 110,662 | 2020-03-25 | Filing |
| $0.94 | 25,000 | Director | 85,713 | 2020-03-23 | Filing |
| $1.18 | 30,000 | Director | 60,713 | 2020-03-20 | Filing |
| $1.14 | 85,000 | Director | 311,871 | 2020-03-20 | Filing |
| $1.11 | 20,000 | Director | 211,262 | 2020-03-20 | Filing |
| $1.09 | 10,000 | Officer | 131,295 | 2020-03-20 | Filing |
| $3.90 | 10,000 | Officer | 27,402 | 2019-03-11 | Filing |
| $3.44 | 15,300 | Director | 136,032 | 2018-12-20 | Filing |
| $7.70 | 7,000 | Officer, Director | 92,878 | 2018-08-22 | Filing |
| $7.67 | 6,847 | Officer, Director | 85,878 | 2018-08-21 | Filing |
| $6.69 | 32,000 | Large Shareholder | 7,452,125 | 2013-12-06 | Filing |
| $6.70 | 33,700 | Large Shareholder | 7,420,125 | 2013-12-04 | Filing |
| $6.69 | 75,000 | Large Shareholder | 7,386,425 | 2013-12-04 | Filing |
| $6.57 | 47,200 | Large Shareholder | 7,311,425 | 2013-12-03 | Filing |
| $6.95 | 14,800 | Director | 14,800 | 2013-11-21 | Filing |
| $6.95 | 50,000 | Large Shareholder | 7,264,225 | 2013-11-21 | Filing |
| $6.77 | 25,000 | Large Shareholder | 7,214 | 2013-11-20 | Filing |
| $6.81 | 30,400 | Large Shareholder | 7,189,225 | 2013-11-20 | Filing |
| $6.79 | 38,000 | Large Shareholder | 7,158,825 | 2013-11-19 | Filing |
| $6.82 | 90,000 | Large Shareholder | 7,120,825 | 2013-11-18 | Filing |