Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $1.50 | 1,500,000 | Large Shareholder, Officer, Director | 4,300,000 | 2020-01-03 | Filing |
| $1.50 | 2,800,000 | Large Shareholder, Officer, Director | 2,800,000 | 2020-01-03 | Filing |
| $1.76 | 21,508 | Large Shareholder, Officer, Director | 2,521,942 | 2019-12-13 | Filing |
| $1.96 | 16,607 | Large Shareholder, Officer, Director | 2,500,434 | 2019-09-16 | Filing |
| $1.87 | 68,550 | Large Shareholder, Officer, Director | 2,483,827 | 2019-08-28 | Filing |
| $1.87 | 110,310 | Large Shareholder, Officer, Director | 2,415,277 | 2019-08-27 | Filing |
| $1.52 | 216,266 | Large Shareholder, Officer, Director | 2,304,967 | 2019-08-26 | Filing |
| $3.58 | 40,681 | Large Shareholder, Officer, Director | 2,088,701 | 2019-05-02 | Filing |
| $3.72 | 82,091 | Large Shareholder, Officer, Director | 2,048,020 | 2019-05-01 | Filing |
| $3.57 | 125,123 | Large Shareholder, Officer, Director | 1,965,929 | 2019-04-30 | Filing |
| $5.36 | 38,303 | Large Shareholder, Officer, Director | 1,840,806 | 2019-03-15 | Filing |
| $5.98 | 6,331 | Large Shareholder, Officer, Director | 1,514,080 | 2018-12-14 | Filing |
| $8.80 | 4,301 | Large Shareholder, Officer, Director | 1,507,749 | 2018-09-14 | Filing |
| $11.60 | 2,806 | Large Shareholder, Officer, Director | 1,503,448 | 2018-06-14 | Filing |
| $7.40 | 2,151 | Large Shareholder, Officer, Director | 1,500,642 | 2018-03-14 | Filing |
| $3.60 | 210,082 | Large Shareholder, Officer, Director | 1,235,376 | 2017-06-14 | Filing |
| $3.60 | 3,850,000 | | 8,500,000 | 2017-06-14 | Filing |
| $2.35 | 42,985 | Large Shareholder, Officer, Director | 3,450,536 | 2016-11-15 | Filing |
| $2.35 | 110 | Large Shareholder, Officer, Director | 3,407,551 | 2016-11-11 | Filing |
| $2.42 | 100,000 | Large Shareholder, Director | 3,407,441 | 2016-08-22 | Filing |