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EQUITY INCENTIVE PLAN (Tables)
 12 Months Ended
Dec. 31, 2020
EQUITY INCENTIVE PLAN [Abstract]  
Summary of stock option activity

The following table summarizes stock option activity under our plans during the year ended December 31, 2020:

 

 

 

 

 

 

 

    

Number of

    

Weighted-Average

 

 

Options

 

Exercise Price

Outstanding at January 1, 2020

 

490,330

 

$

8.30

Granted

 

433,550

 

 

2.01

Forfeited

 

(100,888)

 

 

12.64

Outstanding at December 31, 2020

 

822,992

 

$

4.46

Exercisable at December 31, 2020

 

337,155

 

$

6.59