Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2019

Summary of Significant Accounting Policies

Schedule of outstanding potentially dilutive securities excluded from calculation of diluted net loss per share

The following table sets forth the outstanding potentially dilutive securities that have been excluded from the calculation of diluted net loss per share for the three and six months ended June 30, 2019 and 2018, respectively, because to do so would be anti-dilutive (in common equivalent shares):

	June 30,
	2019	2018
Common stock warrants	242,779	242,779
Unvested restricted stock units	—	147,554
Common stock options	7,526,820	5,702,976
Total	7,769,599	6,093,309