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STOCKHOLDERS' EQUITY (Tables)
12 Months Ended
Dec. 31, 2019
STOCKHOLDERS' EQUITY  
Weighted Average Inputs Valuation Methodology

 

 

 

 

 

 

 

 

 

    

Weighted Average Inputs

 

 

 

Before

 

After

 

 

    

Modification

    

Modification

 

Exercise price

 

$

9.93

 

$

2.50

 

Contractual term (years)

 

 

2.37

 

 

2.37

 

Volatility (annual)

 

 

79

%  

 

79

%

Risk-free rate

 

 

1.5

%  

 

1.5

%

Dividend yield (per share)

 

 

 0

%  

 

 0

%