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Share-based Compensation (Tables)
9 Months Ended
Sep. 30, 2020
Stock Options and Grants [Abstract]  
Schedule of stock-based compensation expense included in statement of operations



Three Months Ended
September 30,


Nine Months Ended
September 30,





2020


2019

2020
2019


Payroll and related expenses

   

$ 303,169

$ 139,402

$

414,563

   

$

472,014

   


General and administrative expenses







57,120



Marketing and business development expenses




3,375




10,125

 

       Total

   

$ 303,169

$ 142,777

$

471,683

   

$

482,139

   




Three Months Ended
September 30,


Nine Months Ended
September 30,





2020


2019

 2020

2019

 

Stock options

   

$ 2,667

$ 40,098

$

8,000

  

  

$

112,293

   

 

Restricted Stock Units 

   


300,502


102,679

 

463,683

  

  

 

369,846

   


Total
$ 303,169

$ 142,777

$ 471,683

$ 482,139
Summary of fair value stock-based option awards granted using Black-Scholes option valuation model


 



2019

 

Expected dividend yield



%

 

Expected stock volatility



68.35 %


Risk-free interest rate



2.44 %


Expected life



3.00
Summary of employee stock option activity

 

 

 Shares

 

 

Weighted Average Fair Value Per Share

 

 

Weighted
Average Exercise Price Per Share

 

 

Weighted Average Remaining Terms (in years)

 

 

Aggregate Intrinsic Value

 


Outstanding – December 31, 2019

 

 

53,170

 

 

$

24.80

 

 

$

81.20

 

 

 

7.40

 

 

$

 


Granted

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


Exercised 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


Cancelled

 

 

(833

)

 

 

 

 

 

 

 

 

 

 

 

 


Outstanding – September 30, 2020

 

 

52,337

 

 

 

24.75

 

 

 

81.60

 

 

 

6.65

 

 

$

 


Exercisable – December 31, 2019

 

 

52,649

 

 

 

24.80

 

 

 

81.20

 

 

 

7.39

 

 

 

 


Exercisable – September 30, 2020

 

 

52,128

 

 

$

24.74

 

 

$

81.56

 

 

 

6.64

 

 

$

 

Schedule of RSU activities


    Number of Shares

 

Non-vested balance at January 1, 2020



8,938

 

Granted



472,331

Vested
(17,512 )

Forfeited/Expired
(4,000 )

Non-vested balance at September 30, 2020
459,757