Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION (Tables)

v3.20.1
STOCK-BASED COMPENSATION (Tables)
12 Months Ended
Dec. 31, 2019
Share-based Payment Arrangement [Abstract]  
Schedule of stock option activity

A summary of the stock option activity and related information for the Plans for the years ended December 31, 2019, and 2018 is as follows:

 

    Shares     Weighted-Average
Exercise Price
    Weighted-Average
Remaining 
Contractual Term
    Aggregate
Intrinsic
Value
 
Outstanding at December 31, 2017     4,034     $ 3,998.89       8.35     $  
Grants     10,206     $ 375.15                
Exercised                              
Forfeitures or expirations     (500 )     388.44                  
Outstanding at December 31, 2018     13,740     $ 1,430.90       8.14     $  
Grants     95,517     $ 21.74             $  
Exercised                              
Forfeitures or expirations     (221 )   $ 359.86                  
                                 
Outstanding at December 31, 2019     109,036     $ 199.57       8.60     $  
Vested and expected to vest at
December 31, 2019
    109,036     $ 199.57       8.60     $  
Exercisable at December 31, 2019     17,396     $ 1,019.67       5.04     $  

 

Schedule of fair value assumptions of stock option

The assumptions used in the valuation of stock options granted during the year ended December 31, 2019 and 2018 were as follows:

 

  

 

    2019     2018  
Risk-free interest rate     2.30% to 2.54%       2.54% to 2.81%  
Expected term of option     5.10 to 10.00 years       4.50 to 7.00 years  
Expected stock price volatility     107.12% to 109.72%       99.65% to 109.22%  
Expected dividend yield     0.0 %     0.0 %