Net Loss Per Share (Tables)

12 Months Ended

Dec. 31, 2016

Computation of Basic and Diluted Net Loss per Share of Common Stock

The following table sets forth the computation of basic and diluted net loss per share of common stock during the years ended December 31, 2016, 2015 and 2014:

	For the Year Ended December 31,
	2016			2015			2014
	(in thousands, except share and per share data)
Net loss	$	(59,668	)	$	(26,458	)	$	(10,819	)
Weighted-average number of shares used in computing net loss per share		10,673,559			1,148,827			501,707
Net loss per share, basic and diluted	$	(5.59	)	$	(23.03	)	$	(21.56	)

Anti-Dilutive Common Stock Equivalents Excluded from Computation of Diluted Net Loss per Share

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

	For the Year Ended December 31,
	2016		2015		2014

Convertible preferred stock (on an as-if- converted basis)		—		13,820,301		9,447,378
Stock options to purchase common stock		2,534,622		2,303,862		784,790
Restricted stock subject to future vesting		—		95,595		217,909
		2,534,622		16,219,758		10,450,077