Quarterly report pursuant to Section 13 or 15(d)

Marketable Securities (Tables)

v3.19.3
Marketable Securities (Tables)
9 Months Ended
Sep. 30, 2019
Investments, Debt and Equity Securities [Abstract]  
Schedule of Marketable Securities Marketable securities at December 31, 2018 consisted of the following:
Marketable Securities
  
Amortized Cost
    
Unrealized
Gains
    
  Unrealized
   Losses
    
Fair Value
 
Current:
                                   
Corporate debt
   $ 19,179,530      $ 314      $ (31,160    $ 19,148,684  
U.S. Treasury securities
     2,982,706        546        —          2,983,252  
    
 
 
    
 
 
    
 
 
    
 
 
 
     $ 22,162,236      $ 860      $ (31,160    $ 22,131,936