| Insider |  Price |  Amount |  Total Value |  Remaining Holdings |  Date |  Form 4 |  
   |    Officer, Director   |  $4.56 |  7,000 |  $31,919.30 |  1,158,419 |  2020-01-17 |  Filing |  
  |    Officer, Director   |  $4.71 |  7,500 |  $35,334.00 |  1,165,419 |  2020-01-16 |  Filing |  
  |    Officer, Director   |  $4.90 |  20,000 |  $97,950.00 |  1,172,919 |  2020-01-15 |  Filing |  
  |    Officer, Director   |  $4.58 |  10,000 |  $45,825.00 |  1,192,919 |  2020-01-14 |  Filing |  
  |    Officer, Director   |  $4.56 |  7,000 |  $31,919.30 |  1,108,832 |  2020-01-17 |  Filing |  
  |    Officer, Director   |  $4.71 |  7,500 |  $35,334.00 |  1,115,832 |  2020-01-16 |  Filing |  
  |    Officer, Director   |  $4.90 |  20,000 |  $97,950.00 |  1,123,332 |  2020-01-15 |  Filing |  
  |    Officer, Director   |  $4.58 |  10,000 |  $45,825.00 |  1,143,332 |  2020-01-14 |  Filing |