Net Loss per Share

3 Months Ended

Mar. 31, 2018

The following table summarizes the computation of basic and diluted net loss per share of our common stock for the three months ended March 31, 2018 and 2017:



	Three Months Ended March 31,
	2018			2017
	(in thousands, except share and per share data)
Numerator:
Net loss	$	(16,361	)	$	(10,545	)
Denominator:
Weighted-average common shares outstanding, basic and diluted	45,210,250			42,016,831
Net loss per share attributable to common stockholders, basic and diluted	$	(0.36	)	$	(0.25	)

The following potentially dilutive securities outstanding, prior to the use of the treasury stock method or if-converted method, have been excluded from the computation of diluted weighted-average shares outstanding for the respective periods below because they would have been anti-dilutive:



	Three Months Ended March 31,
	2018	2017
Options to purchase common stock	4,350,223	5,501,020
Unvested restricted stock	162,974	505,703
Unvested restricted stock units	3,507,173	1,954,651
Shares to be issued under ESPP	9,423	10,959
Total	8,029,793	7,972,333