| Insider |  Price |  Amount |  Total Value |  Remaining Holdings |  Date |  Form 4 |  
   |    Large Shareholder   |  $6.26 |  34,423 |  $215,346.85 |  9,209,358 |  2021-05-28 |  Filing |  
  |    Large Shareholder   |  $6.36 |  50,000 |  $317,835.00 |  9,174,935 |  2021-05-27 |  Filing |  
  |    Large Shareholder   |  $5.98 |  17,935 |  $107,245.92 |  9,124,935 |  2021-05-26 |  Filing |  
  |    Large Shareholder   |  $5.97 |  205,240 |  $1,224,667.08 |  9,107,000 |  2021-05-25 |  Filing |  
  |    Large Shareholder   |  $5.59 |  1,770 |  $9,902.09 |  8,901,760 |  2021-05-24 |  Filing |  
  |    Large Shareholder   |  $5.61 |  663,889 |  $3,724,417.29 |  8,899,990 |  2021-05-21 |  Filing |  
  |    Large Shareholder   |  $5.49 |  236,101 |  $1,296,194.49 |  8,236,101 |  2021-05-20 |  Filing |  
  |    Large Shareholder   |  $5.29 |  523,095 |  $2,767,172.55 |  8,000,000 |  2021-05-19 |  Filing |  
  |    Large Shareholder   |  $2.25 |  100,000 |  $225,070.00 |  9,141,657 |  2019-08-28 |  Filing |  
  |    Large Shareholder   |  $2.25 |  300,000 |  $674,250.00 |  9,041,657 |  2019-08-27 |  Filing |  
  |    Large Shareholder   |  $2.15 |  208,000 |  $446,472.00 |  8,741,657 |  2019-08-26 |  Filing |  
  |    Large Shareholder   |  $2.24 |  150,000 |  $335,520.00 |  8,533,657 |  2019-08-23 |  Filing |  
  |    Large Shareholder   |  $2.19 |  500,000 |  $1,097,350.00 |  8,383,657 |  2019-08-22 |  Filing |  
  |    Large Shareholder   |  $2.07 |  439,000 |  $907,939.80 |  7,883,657 |  2019-08-21 |  Filing |  
  |    Large Shareholder   |  $1.97 |  337,000 |  $664,058.50 |  7,444,657 |  2019-08-20 |  Filing |  
  |    Officer   |  $4.94 |  10,000 |  $49,350.00 |  172,168 |  2018-08-09 |  Filing |  
  |    Officer   |  $5.21 |  400 |  $2,084.00 |  68,116 |  2018-08-21 |  Filing |  
  |    Officer   |  $5.21 |  1,664 |  $8,661.12 |  67,716 |  2018-08-21 |  Filing |  
  |    Officer   |  $5.20 |  4,312 |  $22,422.40 |  66,052 |  2018-08-21 |  Filing |  
  |    Officer   |  $5.19 |  1,124 |  $5,833.56 |  61,740 |  2018-08-21 |  Filing |