Short Term Investments

12 Months Ended

Dec. 31, 2016

4.	Short Term Investments

The company had no short term investments as of December 31, 2016.

The amortized cost and fair value of short term investments as of December 31, 2015 were as follows:

		Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Corporate debt securities	$	1,401,904	$	—	$	(451)	$	1,401,453
Commercial paper		249,888		—		—		249,888
Total marketable securities	$	1,651,792	$	—	$	(451)	$	1,651,341

As of December 31, 2015, there were no short term investments, classified and accounted for as available-for-sale securities that have been in a continuous unrealized loss position in excess of twelve months.

As of December 31, 2015, the amortized cost and fair value of short term investments by contractual maturity were as follows:

	Amortized Cost		Fair Value
Due in 1 year or less	$	1,651,792	$	1,651,341
Total marketable securities	$	1,651,792	$	1,651,341