Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $3.53 | 761 | | 659,105 | 2022-01-31 | Filing |
| $3.53 | 11,239 | | 658,344 | 2022-01-31 | Filing |
| $5.45 | 9,000 | | 39,380 | 2021-11-08 | Filing |
| $3.62 | 6,320 | | 1,104,221 | 2021-08-18 | Filing |
| $3.63 | 8,680 | | 1,097,901 | 2021-08-18 | Filing |
| $3.65 | 10,000 | | 30,380 | 2021-08-18 | Filing |
| $3.64 | 17,500 | | 314,210 | 2021-08-16 | Filing |
| $5.02 | 20,000 | | 296,710 | 2021-02-01 | Filing |
| $3.46 | 50,000 | Director | 243,078 | 2020-11-11 | Filing |
| $2.60 | 25,000 | Director | 144,377 | 2019-11-01 | Filing |
| $2.62 | 12,500 | Director | 116,780 | 2019-09-04 | Filing |
| $4.68 | 25,000 | Director | 75,487 | 2018-11-05 | Filing |
| $4.75 | 25,000 | Officer | 1,356,036 | 2018-11-05 | Filing |
| $7.12 | 50,000 | Officer | 1,115,830 | 2015-11-09 | Filing |
| $6.34 | 100,000 | Officer | 811,643 | 2014-11-03 | Filing |
| $8.15 | 50,000 | Officer | 531,210 | 2014-05-06 | Filing |
| $10.33 | 9,795 | Director | 43,940 | 2014-02-04 | Filing |
| $4.30 | 20,000 | Director | 89,100 | 2013-03-05 | Filing |
| $4.38 | 100,000 | Officer | 300,000 | 2013-02-13 | Filing |
| $5.26 | 100 | Officer | 73,253 | 2013-01-18 | Filing |