Annual report pursuant to Section 13 and 15(d)

Note 16 - Selected Quarterly Financial Data (Unaudited) (Tables)

v3.21.1
Note 16 - Selected Quarterly Financial Data (Unaudited) (Tables)
 12 Months Ended
Dec. 31, 2020
Notes Tables  
Quarterly Financial Information [Table Text Block]
     
March 31,
2020
      
June 30,
2020
      
September 30,
2020
      
December 31,
2020
  
                                 
Revenue   $
-
     $
-
     $
-
     $
-
  
Net loss    
(11,526
 )    
(15,750
 )    
(13,249
 )    
(14,713
 )
Basic and diluted loss per common share    
(0.15
 )    
(0.21
 )    
(0.15
 )    
(0.17
 )
     
March 31,
2019
      
June 30,
2019
      
September 30,
2019
      
December 31,
2019
  
                                 
Revenue   $
-
     $
-
     $
-
     $
-
  
Net loss    
(5,506
 )    
(6,218
 )    
(6,844
 )    
(7,709
 )
Basic and diluted loss per common share    
(0.14
 )    
(0.13
 )    
(0.12
 )    
(0.13
 )