A summary of cash, cash equivalents and

available-for-sale

marketable securities held by the Company as of June 30, 2022 and December 31, 2021 is as follows (in thousands):


	June 30, 2022
			Unrealized		Unrealized			Fair
	Cost		gains		losses			Value


Cash and cash equivalents:

Cash (Level 1)	$	1,728	$	—	$	—		$	1,728
Money market funds (Level 1)		37,809		—		—			37,809
Corporate debt securities due within 3 months of date of purchase (Level 2)		13,735		—		—			13,735

Total cash and cash equivalents		53,272		—		—			53,272
Marketable securities:
Corporate debt securities due within 1 year of date of purchase (Level 2)		152,923		1		(431	)		152,493
U.S. government and government sponsored entities due within 1 year of date of purchase (Level 2)		6,018		—		(17	)		6,001

Total cash, cash equivalents and marketable securities	$	212,213	$	1	$	(448	)	$	211,766


	December 31, 2021
			Unrealized		Unrealized			Fair
	Cost		gains		losses			Value
Cash and cash equivalents:

Cash (Level 1)	$	18,877	$	—	$	—		$	18,877
Money market funds (Level 1)		17,392		—		—			17,392
Total cash and cash equivalents		36,269		—		—			36,269
Marketable securities:
Corporate debt securities due within 1 year of date of purchase (Level 2)		228,348		6		(66	)		228,288
Corporate debt securities due within 1 to 2 years of date of purchase (Level 2)		5,809		—		(20	)		5,789

Total cash, cash equivalents and marketable securities	$	270,426	$	6	$	(86	)	$	270,346