Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $1.25 | 85,106 | Large Shareholder, Director | 17,515 | 2020-08-26 | Filing |
| $1.24 | 475,512 | Large Shareholder, Director | 98,390 | 2020-08-26 | Filing |
| $1.13 | 15,184 | Large Shareholder, Director | 102,621 | 2020-08-25 | Filing |
| $1.13 | 84,816 | Large Shareholder, Director | 573,902 | 2020-08-25 | Filing |
| $1.66 | 18,432 | Large Shareholder, Director | 117,805 | 2020-08-21 | Filing |
| $1.66 | 102,962 | Large Shareholder, Director | 658,718 | 2020-08-21 | Filing |
| $2.25 | 13,251 | Large Shareholder, Director | 136,237 | 2020-08-19 | Filing |
| $2.26 | 74,020 | Large Shareholder, Director | 761,680 | 2020-08-19 | Filing |
| $4.01 | 100 | Officer, Director | 94,849 | 2018-09-04 | Filing |
| $4.00 | 52,700 | Officer, Director | 94,949 | 2018-09-04 | Filing |
| $7.94 | 84,048 | Officer, Director | 187,624 | 2015-09-01 | Filing |
| $9.95 | 1,696,320 | | 8,356,988 | 2015-03-05 | Filing |
| $9.95 | 303,680 | | 1,494,873 | 2015-03-05 | Filing |
| $6.45 | 1,696,500 | Large Shareholder | 10,053,308 | 2014-09-02 | Filing |
| $6.45 | 303,500 | Large Shareholder | 1,798,553 | 2014-09-02 | Filing |
| $6.20 | 2,544,743 | Large Shareholder | 11,749,808 | 2014-08-27 | Filing |
| $6.20 | 455,257 | Large Shareholder | 2,102,053 | 2014-08-27 | Filing |
| $5.85 | 66,828 | Officer, Director | 271,672 | 2014-08-04 | Filing |
| $5.48 | 17,500 | Director | 5,349 | 2014-06-09 | Filing |
| $0.95 | 7,000 | Officer | 15,928 | 2012-05-23 | Filing |