| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer, Director | $13.82 | 524 | $7,241.68 | 105,914 | 2021-01-26 | Filing |
| Officer, Director | $13.01 | 938 | $12,203.38 | 105,390 | 2021-01-25 | Filing |
| Officer, Director | $13.38 | 371 | $4,963.98 | 104,452 | 2021-01-22 | Filing |
| Officer, Director | $13.65 | 1,000 | $13,650.00 | 104,081 | 2021-01-21 | Filing |
| Officer, Director | $11.36 | 1,330 | $15,108.80 | 103,081 | 2021-01-15 | Filing |
| Director | $1.41 | 7,000 | $9,835.00 | 26,750 | 2018-12-12 | Filing |
| Officer, Director | $1.45 | 1,000 | $1,448.00 | 1,017,512 | 2018-11-20 | Filing |
| Officer, Director | $1.43 | 4,000 | $5,726.80 | 1,016,512 | 2018-11-19 | Filing |
| Officer, Director | $1.45 | 1,000 | $1,448.00 | 1,010,054 | 2018-11-20 | Filing |
| Officer, Director | $1.43 | 4,000 | $5,726.80 | 1,009,054 | 2018-11-19 | Filing |
| Director | $1.54 | 9,750 | $15,056.93 | 19,750 | 2018-11-06 | Filing |
| Director | $1.68 | 1,591 | $2,672.88 | 10,000 | 2018-08-28 | Filing |
| Director | $1.72 | 8,409 | $14,471.89 | 8,409 | 2018-08-27 | Filing |
| Director | $3.00 | 12,374 | $37,071.27 | 125,000 | 2015-08-13 | Filing |
| Director | $3.00 | 37,626 | $112,723.73 | 2,650,000 | 2015-08-13 | Filing |
| Director | $2.96 | 46,825 | $138,475.57 | 112,626 | 2015-08-12 | Filing |
| Director | $2.96 | 142,382 | $421,066.29 | 2,612,374 | 2015-08-12 | Filing |
| Director | $2.86 | 44,874 | $128,231.94 | 65,801 | 2015-08-11 | Filing |
| Director | $2.86 | 150,235 | $429,311.54 | 2,469,992 | 2015-08-11 | Filing |
| Director | $2.47 | 20,927 | $51,610.17 | 20,927 | 2015-08-10 | Filing |