Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $0.00 | 100,000 | Director | 101,250 | 2018-12-28 | Filing |
| $0.00 | 148,420 | Director | 201,250 | 2018-12-26 | Filing |
| $4.25 | 1,000 | Officer | 69,096 | 2016-11-30 | Filing |
| $4.10 | 1,014 | Officer | 70,096 | 2016-11-29 | Filing |
| $4.30 | 750 | Officer | 71,110 | 2016-11-28 | Filing |
| $1.77 | 12,000 | Officer, Director | 3,260,990 | 2015-07-09 | Filing |
| $2.11 | 6,900 | Officer, Director | 3,272,990 | 2015-06-23 | Filing |
| $2.09 | 8,100 | Officer, Director | 3,279,890 | 2015-06-22 | Filing |
| $2.31 | 10,000 | Officer, Director | 3,287,990 | 2015-06-11 | Filing |
| $2.29 | 3,000 | Officer, Director | 3,297,990 | 2015-06-10 | Filing |
| $7.01 | 300 | Officer | 351,453 | 2014-06-18 | Filing |
| $7.00 | 9,700 | Officer | 351,753 | 2014-06-18 | Filing |
| $7.00 | 4,000 | Officer | 288,028 | 2014-06-18 | Filing |
| $6.56 | 10,000 | Officer | 288,028 | 2014-06-13 | Filing |
| $6.56 | 10,000 | Officer | 278,028 | 2014-06-13 | Filing |
| $6.12 | 15,000 | Director | 201,667 | 2014-05-29 | Filing |
| $5.54 | 17,500 | Officer | 448,494 | 2014-03-21 | Filing |
| $5.25 | 20,000 | Director | 1,332,500 | 2014-03-11 | Filing |
| $5.50 | 15,000 | Officer | 361,453 | 2014-03-17 | Filing |
| $5.00 | 17,500 | Officer | 423,862 | 2014-03-07 | Filing |