16.

Net Loss Per Share

The following table sets forth the computation of basic and diluted net loss per share:

	Three months ended				Nine months ended
	September 30,				September 30,
	2017		2016		2017		2016
Numerator:
Net loss applicable to common stockholders
Basic	$	(6,335)	$	(11,494)	$	(20,144)	$	(28,239)
Adjustment for revaluation of warrant liability		-		-		-		(3,030)
Diluted	$	(6,335)	$	(11,494)	$	(20,144)	$	(31,269)

Denominator:
Weighted-average number of shares, basic		34,720		19,005		27,425		16,888
Effect of dilutive warrants		-		-		-		707
Weighted-average numbers of shares, diluted		34,720		19,005		27,425		17,595

Net loss per share, basic	$	(0.18)	$	(0.60)	$	(0.73)	$	(1.67)
Net loss per share, diluted	$	(0.18)	$	(0.60)	$	(0.73)	$	(1.78)

The following table sets forth potential shares of common stock that are not included in the calculation of diluted net loss per share because to do so would be anti-dilutive as of the end of each period presented:

	Three months ended				Nine months ended
	September 30,				September 30,
	2017		2016		2017		2016
Options to purchase common stock		2,972		2,474		2,972		2,474
Restricted stock		609		-		609		-
Warrants for common stock		3,426		4,085		3,426		1,963
Total common stock equivalents		7,007		6,559		7,007		4,437