Quarterly report pursuant to Section 13 or 15(d)

Marketable Securities (Tables)

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Marketable Securities (Tables)
9 Months Ended
Sep. 30, 2018
Investments, Debt and Equity Securities [Abstract]  
Schedule of Marketable Securities

Marketable securities at September 30, 2018 consist of the following:

 

Marketable Securities

   Amortized
Cost
     Unrealized
Gains
     Unrealized
Losses
     Fair Value  

Current:

           

Corporate debt

   $ 26,664,512      $ 54      $ (19,429    $ 26,645,137  

Marketable securities at December 31, 2017 consisted of the following:

 

Marketable Securities

   Amortized
Cost
     Unrealized
Gains
     Unrealized
Losses
     Fair Value  

Current:

           

Corporate debt

   $ 39,933,684      $ —      $ (74,820    $ 39,858,864