Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $2.60 | 20,000 | Director | 40,000 | 2021-03-29 | Filing |
| $2.60 | 10,000 | Director | 20,000 | 2021-03-23 | Filing |
| $2.75 | 10,000 | Director | 10,000 | 2021-03-19 | Filing |
| $2.85 | 20,000 | Director | 50,744 | 2021-03-11 | Filing |
| $2.67 | 17,900 | Director | 51,571 | 2021-03-09 | Filing |
| $4.73 | 4 | Director | 25,459 | 2020-07-23 | Filing |
| $3.70 | 9 | Director | 20,009 | 2019-07-23 | Filing |
| $3.24 | 20,000 | Director | 20,000 | 2019-06-20 | Filing |
| $2.96 | 3,000 | Officer | 379,203 | 2019-05-21 | Filing |
| $2.97 | 5,000 | Officer | 376,203 | 2019-05-20 | Filing |
| $3.80 | 1,000 | Officer | 26,301 | 2018-12-31 | Filing |
| $3.48 | 1,500 | Officer | 10,000 | 2017-05-10 | Filing |
| $4.34 | 3,000 | Director | 17,826 | 2017-03-08 | Filing |
| $4.43 | 2,000 | Director | 14,826 | 2017-03-07 | Filing |
| $2.31 | 1,000 | Officer | 1,000 | 2015-08-14 | Filing |
| $3.10 | 4,000 | Officer | 8,500 | 2015-05-26 | Filing |
| $3.17 | 35,000 | Director | 35,000 | 2015-05-22 | Filing |
| $3.59 | 5,000 | Director | 5,000 | 2014-11-12 | Filing |
| $3.72 | 500 | Officer | 4,500 | 2014-11-12 | Filing |
| $4.30 | 2,000 | Officer | 361,930 | 2014-06-09 | Filing |