| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $2.33 | 2,000 | $4,660.00 | 101,384 | 2018-05-30 | Filing | |
| $2.31 | 5,000 | $11,550.00 | 99,384 | 2018-05-30 | Filing | |
| $2.28 | 4,000 | $9,120.00 | 94,384 | 2018-05-30 | Filing | |
| $2.27 | 9,000 | $20,430.00 | 90,384 | 2018-05-30 | Filing | |
| $2.22 | 5,000 | $11,100.00 | 81,384 | 2018-05-30 | Filing | |
| $2.33 | 5,000 | $11,650.00 | 54,326 | 2018-05-24 | Filing | |
| $2.13 | 2,600 | $5,538.00 | 3,604,923 | 2018-05-23 | Filing | |
| $2.12 | 1,100 | $2,332.00 | 3,602,323 | 2018-05-23 | Filing | |
| $2.11 | 16,300 | $34,393.00 | 3,601,223 | 2018-05-23 | Filing | |
| $5.51 | 2,000 | $11,020.00 | 1,296,481 | 2018-03-15 | Filing | |
| $5.50 | 1,000 | $5,500.00 | 111,246 | 2018-03-15 | Filing | |
| $5.51 | 2,000 | $11,020.00 | 495,019 | 2018-03-15 | Filing | |
| $5.51 | 5,000 | $27,550.00 | 3,584,923 | 2018-03-15 | Filing | |
| $5.76 | 2,000 | $11,520.00 | 261,219 | 2017-12-17 | Filing | |
| $5.78 | 5,000 | $28,900.00 | 133,807 | 2017-12-15 | Filing | |
| $5.81 | 5,000 | $29,050.00 | 128,807 | 2017-12-15 | Filing | |
| $4.01 | 44,502 | $178,453.02 | 126,600 | 2015-05-11 | Filing | |
| $3.92 | 55,498 | $217,552.16 | 82,098 | 2015-05-08 | Filing | |
| $1.42 | 900 | $1,278.00 | 45,000 | 2011-08-10 | Filing | |
| $1.37 | 1,600 | $2,192.00 | 44,100 | 2011-08-10 | Filing |