Net Loss per Share

9 Months Ended

Sep. 30, 2020

Earnings Per Share [Abstract]

Net Loss per Share

14. Net Loss per Share

The following common stock equivalents 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:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Outstanding stock options		2,868,693		1,981,457		2,868,693		1,981,457
Unvested restricted stock awards		181,213		782,548		181,213		782,548
Total		3,049,906		2,764,005		3,049,906		2,764,005