Current report filing

Note 8 - Stock-based Compensation (Tables)

v3.19.1
Note 8 - Stock-based Compensation (Tables)
 3 Months Ended
Mar. 31, 2018
Notes Tables  
Share-based Compensation, Stock Options, Activity [Table Text Block]
Option numbers are in (000’s)            
        Three months ended
March 31, 2018		   Weighted
average
      Options     Weighted average
exercise price		   remaining
contractual
life( years)
             
Outstanding, beginning of period    
2,344
     $
3.46
      
 
  
Granted    
2,059
      
2.96
      
 
  
Outstanding, end of the period    
4,403
      
3.18
      
8.5
  
Exercisable, end of the period    
2,453
      
3.63
      
7.8
  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
      Three months ended
March 31, 2018		       Three months ended
March 31, 2017		  
                 
Risk-free interest rate    
2.39
 %    
1.1
 %
Expected dividend yield    
-
      
-
  
Expected volatility    
93.9
 %    
101.3
 %
Expected life of options (in years)    
5
      
5
  
Grant date fair value   $
2.14
     $
0.85
  
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]
    Three months ended,
March 31, 2018		   Three months ended,
March 31, 2017
     
Number
(in thousands)
      
Weighted
average grant
date fair value
       Number
(in thousands)		       Weighted
average grant
date fair value		  
Outstanding, beginning of period    
-
     $
-
      
-
     $
-
  
Granted    
-
      
-
      
150
      
1.14
  
Redeemed    
-
      
-
      
-
      
-
  
Outstanding, end of period    
-
     $
-
      
-
     $
-
  
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
      Three months ended
March 31, 2018		       Three months ended
March 31, 2017		  
                 
Research and development   $
367
     $
51
  
General and administrative    
1,861
      
10
  
Total   $
2,228
     $
61