Net Loss per Share (Tables)

6 Months Ended

Jun. 30, 2021

Computation of Basic and Diluted Net Loss Per Share

The following table sets forth the computation of basic and diluted net loss per share (in thousands, except share and per share data):

	Three Months Ended June 30,						Six Months Ended June 30,
	2021			2020			2021			2020
Numerator:
Net loss	$	(75,970	)	$	(45,074	)	$	(148,563	)	$	(72,827	)
Denominator:
Weighted-average common shares outstanding		71,094,199			50,153,160			69,792,730			48,053,186
Less: weighted-average common shares subject to vesting		(1,348,902	)		(1,596,317	)		(1,371,644	)		(1,633,462	)
Weighted-average common shares used to compute basic and diluted net loss per share		69,745,297			48,556,843			68,421,086			46,419,724
Net loss per share: basic and diluted	$	(1.09	)	$	(0.93	)	$	(2.17	)	$	(1.57	)

Summary of Outstanding Potentially Dilutive Securities Excluded from Computation of Diluted Net Loss per Share

The following outstanding potentially dilutive securities were excluded from the computation of diluted net loss per share because including them would have been antidilutive:

	As of June 30,
	2021		2020
Common stock options issued and outstanding		12,508,782		7,201,567
Unvested restricted common stock issued as part of collaboration agreement		1,257,651		1,257,651
Unvested early exercised common stock options		73,618		311,114
Unvested restricted stock units		1,330,120		658,950
Employee Stock Purchase Plan shares		169,326		-
Total		15,339,497		9,429,282