| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $1.60 | 22,610 | $36,099.13 | 1,422,077 | 2020-05-13 | Filing | |
| $17.66 | 100 | $1,766.00 | 100 | 2013-06-21 | Filing | |
| $3.98 | 7,400 | $29,444.60 | 1,399,467 | 2019-08-30 | Filing | |
| $3.99 | 37,800 | $150,958.08 | 1,392,067 | 2019-08-29 | Filing | |
| $3.99 | 46,133 | $184,019.92 | 1,354,267 | 2019-08-26 | Filing | |
| $3.95 | 88,216 | $348,559.06 | 1,308,134 | 2019-08-23 | Filing | |
| $3.98 | 50,000 | $198,940.00 | 50,000 | 2019-08-26 | Filing | |
| $4.00 | 6,960 | $27,835.13 | 1,219,918 | 2019-08-22 | Filing | |
| $3.93 | 58,691 | $230,643.89 | 1,212,958 | 2019-08-21 | Filing | |
| $4.00 | 5,000 | $20,000.00 | 119,244 | 2019-08-19 | Filing | |
| $4.20 | 4,400 | $18,480.00 | 114,244 | 2019-08-16 | Filing | |
| $4.20 | 600 | $2,520.00 | 109,844 | 2019-08-15 | Filing | |
| $4.46 | 27,506 | $122,585.99 | 1,154,267 | 2019-08-15 | Filing | |
| $4.42 | 72,494 | $320,263.99 | 1,126,761 | 2019-08-14 | Filing | |
| $5.66 | 35,611 | $201,707.83 | 1,054,267 | 2019-05-14 | Filing | |
| $5.48 | 64,389 | $353,141.47 | 1,018,656 | 2019-05-13 | Filing | |
| $4.57 | 122,595 | $560,394.00 | 954,267 | 2019-02-28 | Filing | |
| $4.46 | 149,073 | $665,402.24 | 831,672 | 2019-02-27 | Filing | |
| $4.23 | 128,332 | $543,421.85 | 682,599 | 2019-02-26 | Filing | |
| $5.08 | 146,915 | $745,608.32 | 25,924,803 | 2018-06-01 | Filing |