Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Stock-based Compensation (Tables)

v3.19.1
Note 5 - Stock-based Compensation (Tables)
3 Months Ended
Mar. 31, 2019
Notes Tables  
Share-based Payment Arrangement, Option, Activity [Table Text Block]
   
T
hree Months Ended March 31, 201
9
 
   
Number of
Options
   
Weighted
Average
Exercise
Price
   
Weighted
Average
Remaining
Contractual
Life
   
Aggregate
Intrinsic
Value
 
Outstanding at beginning of period
   
157,908
    $
24.82
     
 
     
 
 
Granted
   
95,250
     
5.89
     
 
     
 
 
Exercised
   
     
     
 
     
 
 
Canceled and Forfeited
   
(5,300
)
   
8.93
     
 
     
 
 
Expired
   
(350
)
   
11.00
     
 
     
 
 
Outstanding at end of period (in years)
   
247,508
    $
17.90
     
7.7
    $
 
Exercisable at end of period (in years)
   
84,175
    $
34.35
     
4.8
    $
 
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]
   
Three Months Ended
March 31, 201
9
 
   
Number of
Shares
   
Weighted
Average
Grant-Date
Fair Value
 
Unvested at beginning of period
   
5,000
    $
7.42
 
Granted
   
15,000
     
2.75
 
Vested
   
(5,000
)
   
7.42
 
Forfeited
   
     
 
Unvested at end of period
   
15,000
    $
2.75