Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Equity (Tables)

v3.21.2
Note 5 - Equity (Tables)
6 Months Ended
Jun. 30, 2021
Notes Tables  
Share-based Payment Arrangement, Expensed, Amount [Table Text Block]
   

Three Months Ended June 30,

   

Six Months Ended June 30,

 
   

2021

   

2020

   

2021

   

2020

 

General and administrative

  $ 332     $ 329     $ 641     $ 664  

Research and development

    101       79       197       141  

Total stock-based compensation expense

  $ 433     $ 408     $ 838     $ 805