Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $4.64 | 98,000 | Officer | 571,485 | 2017-09-15 | Filing |
| $4.51 | 222,000 | Officer | 473,485 | 2017-09-14 | Filing |
| $4.77 | 100,000 | Officer | 1,235,981 | 2017-09-14 | Filing |
| $4.45 | 100,000 | Officer, Director | 1,494,783 | 2017-09-13 | Filing |
| $6.75 | 20,000 | Director | 92,151 | 2017-05-19 | Filing |
| $6.70 | 1,770 | Director | 4,270 | 2017-05-16 | Filing |
| $6.69 | 1,852 | Director | 4,352 | 2017-05-16 | Filing |
| $6.65 | 5,082 | Director | 7,582 | 2017-05-16 | Filing |
| $6.75 | 5,000 | Director | 72,151 | 2017-05-16 | Filing |
| $6.75 | 5,000 | Director | 67,151 | 2017-05-16 | Filing |
| $4.95 | 500 | Director | 500 | 2015-11-25 | Filing |
| $5.09 | 10,000 | Director | 21,600 | 2015-11-19 | Filing |
| $6.88 | 10,000 | Director | 11,600 | 2014-12-15 | Filing |
| $7.21 | 4,000 | Director | 44,200 | 2014-12-12 | Filing |
| $7.17 | 5,000 | Director | 10,769 | 2014-12-12 | Filing |
| $24.44 | 1,000 | Director | 30,200 | 2014-01-06 | Filing |
| $26.29 | 800 | Director | 29,200 | 2013-11-14 | Filing |
| $21.90 | 1,600 | Director | 1,600 | 2013-08-14 | Filing |
| $21.94 | 1,000 | Director | 14,400 | 2013-08-14 | Filing |
| $21.96 | 2,000 | Director | 28,400 | 2013-08-16 | Filing |