Net Loss Per Share Attributable to Common Stockholders (Tables)

3 Months Ended

Mar. 31, 2018

Computation of Basic and Diluted Net Loss Per Share

The following table sets forth the computation of basic and diluted net loss per share (in thousands, except per share data):

	Three Months Ended March 31,
	2018			2017
				*As Adjusted
Numerator:
Net loss attributable to common stockholders	$	(8,099	)	$	(7,139	)
Denominator:
Weighted-average common shares outstanding - basic and diluted		42,762			38,407
Net loss per common share - basic and diluted	$	(0.19	)	$	(0.19	)
*See Note 1 for a summary of adjustments

Schedule of Antidilutive Securities Excluded from Computation of Diluted Net Loss Per Share

The following weighted-average outstanding shares of common stock equivalents were excluded from the computation of diluted net loss per share attributable to common stockholders for the periods presented because the impact of including them would have been antidilutive (in thousands):

	Three Months Ended March 31,
	2018		2017
Options to purchase common shares		6,939		11,034
Restricted stock units		2,065		644
Employee stock purchase plan shares		132		250
Common stock warrant		8		11
		9,144		11,939