Net Loss per Share

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

Net Loss per Share

7. Net Loss per Share

The following outstanding shares of common stock equivalents were excluded from the computation of diluted net loss per share for the periods presented because including them would have been antidilutive:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2017		2016		2017		2016
Stock options to purchase common stock		7,635,846		11,312,403		7,635,846		11,312,403
RSUs		524,765		388,381		524,765		388,381