Net Loss per Share of Common Stock (Tables)

3 Months Ended

Mar. 31, 2014

Summary of Computation of Basic and Diluted Net Loss Per Share

The following table summarizes the computation of basic and diluted net loss per share attributable to common stockholders of the Company (in thousands, except share and per share data):


	March 31,
	2014			2013
Net loss attributable to common stockholders – basic and diluted	$	(44,985	)	$	(4,019	)

Weighted-average shares outstanding		2,788,087			133,707
Less: weighted average shares subject to repurchase		—			(738	)

Weighted average shares used to compute basic and diluted net loss per share		2,788,087			132,969

Basic and diluted net loss per common share	$	(16.13	)	$	(30.23	)

Summary of Potentially Dilutive Securities Excluded from Computation of Diluted Shares Outstanding

The following potentially dilutive securities outstanding at the end of the periods presented have been excluded from the computation of diluted shares outstanding:


	March 31,
	2014		2013
Convertible preferred stock		—		8,115,039
Warrants to purchase convertible preferred stock⁽¹⁾		—		173,910
Options to purchase common stock		2,188,896		652,723

(1)	Assumes exercise of warrants to purchase convertible preferred stock at $5.17 per share.