Net Loss Per Share

12 Months Ended

Dec. 31, 2020

Earnings Per Share [Abstract]

Net Loss Per Share

10. Net Loss Per Share

The following outstanding potentially dilutive shares, including all outstanding stock options, have been excluded from the calculation of diluted net loss per share for the periods presented due to their anti-dilutive effect:

	Year Ended December 31,
	2020		2019
Stock options to purchase common stock		1,898,395		1,320,243
Shares available for future option grants		1,433,991		1,523,950
Total		3,332,386		2,844,193