Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $4.76 | 375 | Officer, Director | 1,007,000 | 2017-09-07 | Filing |
| $4.90 | 375 | Officer, Director | 1,006,625 | 2017-09-05 | Filing |
| $4.48 | 375 | Officer, Director | 1,006,250 | 2017-08-31 | Filing |
| $4.44 | 375 | Officer, Director | 1,005,875 | 2017-08-28 | Filing |
| $4.54 | 375 | Officer, Director | 1,005,500 | 2017-08-24 | Filing |
| $4.07 | 375 | Officer, Director | 1,005,125 | 2017-08-21 | Filing |
| $3.81 | 375 | Officer, Director | 1,004,750 | 2017-08-18 | Filing |
| $3.70 | 375 | Officer, Director | 1,004,375 | 2017-08-14 | Filing |
| $3.55 | 750 | Officer, Director | 1,004,000 | 2017-08-11 | Filing |
| $0.52 | 1,000 | Officer, Director | 4,013,000 | 2015-07-14 | Filing |
| $0.53 | 1,000 | Officer, Director | 4,012,000 | 2015-07-13 | Filing |
| $0.51 | 1,000 | Officer, Director | 4,011,000 | 2015-07-07 | Filing |
| $0.47 | 1,000 | Officer, Director | 4,010,000 | 2015-07-06 | Filing |
| $0.45 | 1,000 | Officer, Director | 3,009,000 | 2015-07-01 | Filing |
| $0.44 | 1,000 | Officer, Director | 3,008,000 | 2015-06-30 | Filing |
| $0.47 | 1,000 | Officer, Director | 3,007,000 | 2015-06-23 | Filing |
| $0.42 | 1,000 | Officer, Director | 3,006,000 | 2015-06-22 | Filing |
| $0.44 | 1,000 | Officer, Director | 3,005,000 | 2015-06-16 | Filing |
| $0.43 | 1,000 | Officer, Director | 3,004,000 | 2015-06-15 | Filing |
| $0.36 | 1,000 | Officer, Director | 3,003,000 | 2015-06-10 | Filing |