Net Loss Per Share (Tables)

9 Months Ended

Sep. 30, 2018

Summary of Potentially Dilutive Shares of Common Stock

Because the Company reported a net loss for the three and nine months ended September 30, 2018 and 2017, all potentially dilutive shares of common stock have been excluded from the computation of the dilutive net loss per share for all periods presented. Such potentially dilutive shares of common stock consist of the following:

	September 30,
	2018		2017
Potentially dilutive securities, excluded:
Outstanding stock options		604,265		820,587
Unvested restricted stock units		233		15,401
Warrants to purchase common stock		2,669,855		3,656,978
		3,274,353		4,492,966