Selected Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2020

Quarterly Financial Information Disclosure [Abstract]

Selected Quarterly Financial Data (Unaudited)

Selected Quarterly Financial Data (Unaudited)

The following is a summary of the quarterly results of the Company for the years ended December 31, 2020 and 2019 (unaudited, in thousands, except per share data):

	Three Months Ended
	3/31/2020		6/30/2020		9/30/2020		12/31/2020
License and collaboration revenues	$	267	$	—	$	11,424	$	1,707
Loss from operations	(89,487)		(84,862)		(88,678)		(106,336)
Net loss	(86,655)		(82,859)		(87,336)		(101,087)
Basic and diluted net loss per share	$	(2.02)	$	(1.89)	$	(1.96)	$	(2.08)

	Three Months Ended
	3/31/2019		6/30/2019		9/30/2019		12/31/2019
License and collaboration revenues	$	1,244	$	577	$	988	$	526
Loss from operations	(42,758)		(47,641)		(57,059)		(74,646)
Net loss	(40,912)		(45,695)		(54,273)		(72,376)
Basic and diluted net loss per share	$	(1.17)	$	(1.26)	$	(1.38)	$	(1.83)

Net loss per share is computed independently for each of the quarters presented. Therefore, the sum of the quarterly per-share calculations will not necessarily equal the annual per share calculation.