Net Loss per Share

6 Months Ended

Jun. 30, 2022

13. Net Loss per Share

Basic and diluted net loss per share attributable to common stockholders were calculated as follows:

The numerator for basic and diluted net loss per share attributable to common stockholders is as follows:


	Three Months Ended June 30,						Six Months Ended June 30,
	2022			2021			2022			2021
Net loss attributable to common stockholders	$	(25,092	)	$	(18,695	)	$	(50,420	)	$	(35,595	)

The denominator is as follows:


	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
Weighted average shares of common stock outstanding, basic and diluted		112,859,461		110,140,653		112,735,101		98,692,549
Weighted average shares of pre-funded warrants to purchase common stock		—		2,158,329		—		2,158,329
Total		112,859,461		112,298,982		112,735,101		100,850,878

Net loss per share attributable to common stockholders, basic and diluted is as follows:


	Three Months Ended June 30,						Six Months Ended June 30,
	2022			2021			2022			2021
Net loss per share attributable to common stockholders	$	(0.22	)	$	(0.17	)	$	(0.45	)	$	(0.35	)

The following potential common stock equivalents, presented based on amounts outstanding at each period end, were excluded from the calculation of diluted net loss per share attributable to common stockholders for the periods indicated because including them would have had an anti-dilutive effect for the three and six months ended June 30:


	2022		2021
Options to purchase shares of common stock		8,965,320		5,602,998
Unvested shares of common stock		—		13,008
Unvested restricted stock units		2,281,757		312,264
		11,247,077		5,928,270