Net Loss Per Share (Tables)

9 Months Ended

Sep. 30, 2018

Summary of Computation of Basic and Diluted Net Loss Per Share Attributable to Common Shareholders

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

	Three Month Ended						Nine Month Ended
	September 30,						September 30,
	2018			2017			2018			2017
Net loss	$	(2,065	)	$	(1,005	)	$	(4,266	)	$	(4,362	)
Weighted-average common shares outstanding		34,435,298			4,709,642			33,925,443			4,603,146
Less: Shares subject to repurchase		—			—			—			—
Weighted-average shares outstanding		34,435,298			4,709,642			33,925,443			4,603,146
Net loss per share, basic and diluted	$	(0.06	)	$	(0.21	)	$	(0.13	)	$	(0.95	)

Summary of Potentially Dilutive Securities Outstanding Excluded from Computation of Diluted Weighted-average Shares Outstanding

The following potentially dilutive securities outstanding have been excluded from the computation of diluted weighted-average shares outstanding because such securities have an antidilutive impact due to losses reported (in common stock equivalent shares):

	As of		As of
	September 30,		December 31,
	2018		2017
Stock options to purchase common stock		2,380,170		3,733,544
Unvested restricted stock units		1,405,786		—
Common stock warrants		83,695		584,148
Total		3,869,651		4,317,692