Annual report pursuant to Section 13 and 15(d)

Note 4 - Stock-based Compensation (Tables)

v3.21.1
Note 4 - Stock-based Compensation (Tables)
12 Months Ended
Dec. 31, 2020
Notes Tables  
Share-based Payment Arrangement, Option, Activity [Table Text Block]
   
Year Ended December 31, 2020
 
   
Number of
Options
   
Weighted
Average
Exercise
Price
   
Weighted
Average
Remaining
Contractual
Life (years)
   
Aggregate
Intrinsic
Value
 
Outstanding, January 1, 2020
   
238,470
    $
17.38
     
 
     
 
 
Granted
   
315,000
     
2.29
     
 
     
 
 
Canceled and forfeited
   
(3,000
)
   
1.06
     
 
     
 
 
Expired
   
(500
)
   
30.80
     
 
     
 
 
Outstanding, December 31, 2020
   
549,970
    $
8.81
     
8.0
    $
209,280
 
Exercisable, December 31, 2020
   
119,870
    $
24.54
     
5.1
    $
 
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]
   
Year Ended
December 31, 2020
 
   
Number of
Shares
   
Weighted
Average
Grant-Date
Fair Value
 
Unvested, January 1, 2019
   
15,000
    $
2.75
 
Granted
   
60,000
     
2.90
 
Vested
   
(15,000
)
   
2.75
 
Unvested, December 31, 2019
   
60,000
    $
2.90