| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder | $3.52 | 2,500 | $8,805.00 | 4,777,248 | 2019-01-18 | Filing |
| Large Shareholder | $4.19 | 5,000 | $20,925.00 | 4,779,748 | 2019-01-15 | Filing |
| Large Shareholder | $3.96 | 5,000 | $19,819.00 | 4,784,748 | 2019-01-14 | Filing |
| Large Shareholder | $4.05 | 300 | $1,213.98 | 4,789,748 | 2019-01-11 | Filing |
| Large Shareholder | $3.97 | 7,600 | $30,141.60 | 4,790,048 | 2019-02-11 | Filing |
| Large Shareholder | $3.40 | 5,000 | $16,990.00 | 4,797,648 | 2019-01-10 | Filing |
| Large Shareholder | $3.31 | 2,000 | $6,618.00 | 4,802,648 | 2019-01-09 | Filing |
| Large Shareholder | $3.21 | 5,000 | $16,060.00 | 4,804,648 | 2019-01-08 | Filing |
| Large Shareholder | $3.12 | 5,000 | $15,577.50 | 4,809,648 | 2019-01-07 | Filing |
| Large Shareholder | $3.01 | 5,000 | $15,027.50 | 4,814,648 | 2019-01-04 | Filing |
| Large Shareholder | $2.75 | 5,000 | $13,756.00 | 4,819,648 | 2018-12-31 | Filing |
| Large Shareholder | $2.97 | 3,000 | $8,910.00 | 4,824,648 | 2018-12-28 | Filing |
| Large Shareholder | $2.82 | 5,000 | $14,123.00 | 4,827,648 | 2018-12-27 | Filing |
| Large Shareholder, Officer, Director | $3.69 | 1,000 | $3,692.80 | 3,878,723 | 2019-01-30 | Filing |
| Large Shareholder, Officer, Director | $3.69 | 500 | $1,845.00 | 3,879,723 | 2019-01-30 | Filing |
| Large Shareholder, Officer, Director | $3.60 | 500 | $1,800.00 | 3,880,223 | 2019-01-30 | Filing |
| Large Shareholder, Officer, Director | $3.54 | 500 | $1,770.00 | 3,880,723 | 2019-01-30 | Filing |
| Large Shareholder, Officer, Director | $3.60 | 2,500 | $9,000.00 | 3,881,223 | 2019-01-29 | Filing |
| Large Shareholder, Officer, Director | $3.61 | 500 | $1,805.00 | 3,883,723 | 2019-01-29 | Filing |
| Large Shareholder, Officer, Director | $3.80 | 1,000 | $3,800.00 | 3,884,223 | 2019-01-28 | Filing |