Annual report pursuant to Section 13 and 15(d)

STOCKHOLDERS EQUITY (Details 1)

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STOCKHOLDERS EQUITY (Details 1) - $ / shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Number of options, outstanding    
Outstanding, beginning of year (in shares) 605,000 1,635,000
Exercised (in shares) (105,000) (1,030,000)
Outstanding, end of year (in shares) 500,000 605,000
Exercisable, end of year (in shares) 500,000 605,000
Weighted average exercise price    
Outstanding, beginning of year (in dollars per share) $ 1.39 $ 1.18
Exercised (in dollars per share) 2.34 1.05
Outstanding, end of year (in dollars per share) 1.19 1.39
Exercisable, end of year (in dollars per share) $ 1.19 $ 1.39