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Note 13 - Net Loss Per Share
9 Months Ended
Sep. 30, 2020
Notes to Financial Statements  
Earnings Per Share [Text Block]
NOTE
1
3
.  Net Loss
 
Per Share
 
The following table presents the calculation of basic and diluted net loss per share (in thousands, except share and per share amounts):
 
   
Three Months Ended September 30,
   
Nine Months Ended September 30,
 
   
2020
   
2019
   
2020
   
2019
 
                                 
Net loss
  $
(8,085
)   $
(5,260
)   $
(18,359
)   $
(12,236
)
                                 
Shares used to compute net loss per share – basic and diluted
   
107,718,578
     
16,249,032
     
81,121,045
     
12,748,665
 
                                 
Net loss per share – basic and diluted
  $
(0.08
)   $
(0.32
)   $
(0.23
)   $
(0.96
)
 
No
adjustment has been made to the net loss in the 
three
and
nine
months ended
September 30,
 
2020
or
2019
, as the effect would be anti-dilutive due to the net loss.
 
The following potentially dilutive securities were excluded from the computation of diluted weighted average shares outstanding because they would have been antidilutive:
 
   
Three Months Ended September 30,
   
Nine Months Ended September 30,
 
   
2020
   
2019
   
2020
   
2019
 
                                 
Options to purchase common stock
   
6,335,797
     
1,965,910
     
3,596,816
     
1,466,495
 
                                 
PRSUs
   
411,000
     
     
286,500
     
 
                                 
Warrants to purchase common stock
   
1,383,026
     
13,064,514
     
19,275,277
     
8,340,589
 
                                 
Total potentially dilutive securities excluded from denominator of the diluted earnings per share computation
   
8,129,823
     
15,030,424
     
23,158,593
     
9,807,084