Marketable Securities

6 Months Ended

Jun. 30, 2016

Marketable Securities

Marketable Securities

5. Marketable Securities

The Company’s marketable securities held as of June 30, 2016 and December 31, 2015 are summarized below:

			Gross		Gross
	Amortized		Unrealized		Unrealized
June 30, 2016	Cost		Gains		Losses		Fair Value
(in thousands)
Money Market Funds	$	6,969	$	—	$	—	$	6,969
Corporate Securities		103,216		201		(12)		103,405
Government Securities		57,430		65		(6)		57,489
	$	167,615	$	266	$	(18)	$	167,863
Reported as
Cash and cash equivalents							$	6,969
Marketable securities								160,894
Total investments							$	167,863
			Gross		Gross
	Amortized		Unrealized		Unrealized
December 31, 2015	Cost		Gains		Losses		Fair Value
(in thousands)
Money Market Funds	$	9,453	$	—	$	—	$	9,453
Corporate Securities		115,148		6		(308)		114,846
Government Securities		66,099		—		(214)		65,885
	$	190,700	$	6	$	(522)	$	190,184
Reported as
Cash and cash equivalents							$	9,453
Marketable securities								180,731
Total investments							$	190,184

The maturities of the Company’s marketable securities are as follows:

	Amortized		Estimated
June 30, 2016	Cost		Fair Value
(in thousands)
Mature in one year or less	$	83,202	$	83,228
Mature after one year through five years		77,444		77,666
	$	160,646	$	160,894
	Amortized		Estimated
December 31, 2015	Cost		Fair Value
(in thousands)
Mature in one year or less	$	83,963	$	83,840
Mature after one year through five years		97,284		96,891
	$	181,247	$	180,731