Cash Equivalents and Marketable Securities

6 Months Ended

Jun. 30, 2022

Investments, Debt and Equity Securities [Abstract]

Cash Equivalents And Marketable Securities

4. Cash Equivalents and Marketable Securities

Cash equivalents and marketable securities consisted of the following as of June 30, 2022 and December 31, 2021 (in thousands):

	Fair Value Measurements at June 30, 2022
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Cash equivalents:
Money market funds	$	40,153	$	—	$	—		$	40,153
Total cash equivalents		40,153		—		—			40,153
Marketable securities:
Corporate bonds		1,998		—		(3	)		1,995
Commercial paper		80,192		—		(895	)		79,297
U.S. Treasury securities		47,698		—		(170	)		47,528
Total marketable securities		129,888		—		(1,068	)		128,820
Total cash equivalents and marketable securities	$	170,041	$	—	$	(1,068	)	$	168,973

	Fair Value Measurements at December 31, 2021
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Cash equivalents:
Money market funds	$	35,412	$	—	$	—		$	35,412
Total cash equivalents		35,412		—		—			35,412
Marketable securities:
Corporate bonds		101,697		—		(329	)		101,368
Commercial paper		81,450		—		(68	)		81,382
Total marketable securities		183,147		—		(397	)		182,750
Total cash equivalents and marketable securities	$	218,559	$	—	$	(397	)	$	218,162

There were no sales of marketable securities during the three and six months ended June 30, 2022. As of June 30, 2022, the aggregate fair value of securities that were in an unrealized loss position for less than twelve months was $128.9 million. As of June 30, 2022, no securities were in an unrealized loss position for greater than twelve months.

The Company determined that it did not hold any securities with any other-than-temporary impairment as of June 30, 2022. As of June 30, 2022, there were no securities with a remaining contractual maturity of greater than one year. As of June 30, 2022, the Company did not intend to sell, and would not be more likely than not be required to sell, the securities in an unrealized loss position