Quarterly report pursuant to Section 13 or 15(d)

Marketable Securities (Tables)

v3.19.2
Marketable Securities (Tables)
6 Months Ended
Jun. 30, 2019
Investments, Debt and Equity Securities [Abstract]  
Schedule of Marketable Securities
Marketable securities at June 30, 2019 consisted of the following:
 
Marketable Securities
 
Amortized Cost
   
Unrealized

Gains
   
Unrealized

Losses
   
Fair Value
 
Current:
                               
Corporate debt
  $ 6,849,519     $ 2,830     $ (834   $ 6,851,515  
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