Net Loss Per Share (Tables)

3 Months Ended

Mar. 31, 2020

Net Loss Per Share

Schedule of calculation of basic and diluted net loss per share attributable to common stockholders

Basic and diluted net loss per share was calculated as follows (in thousands, except share and per share amounts):

	Three Months Ended March 31,
	2020		2019
Numerator:
Net loss	$	(48,486)	$	(32,581)
Denominator:
Weighted average common shares outstanding, basic and diluted		80,271,848		77,544,089
Net loss per share, basic and diluted	$	(0.60)	$	(0.42)

Schedule of dilutive securities excluded from computations of diluted weighted average shares outstanding

	March 31,
	2020	2019
Convertible preferred stock (as converted to common stock)	—	—
Warrants to purchase convertible preferred stock (as converted to common stock)	—	—
Unvested restricted common stock	299,700	1,816,047
Stock options to purchase common stock	16,949,462	15,826,888
	17,249,162	17,642,935