Net Loss per Share

6 Months Ended

Jun. 30, 2018

5. Net Loss per Share

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



	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2018		2017		2018		2017
Basic and diluted net loss per share calculation:
Net loss, basic	$	(3,050,000)	$	(6,461,000)	$	(6,184,000)	$	(9,707,000)
Change in fair value of November 2016 warrants		-		(1,580,000)		-		(1,580,000)
Net loss, diluted	$	(3,050,000)	$	(8,041,000)	$	(6,184,000)	$	(11,287,000)
Weighted average shares outstanding, basic		16,464,675		5,350,930		14,890,164		3,514,181
Net loss per share, basic	$	(0.19)	$	(1.21)	$	(0.42)	$	(2.76)
Weighted average shares outstanding, diluted		16,464,675		5,519,895		14,890,164		3,652,501
Net loss per share, diluted	$	(0.19)	$	(1.46)	$	(0.42)	$	(3.09)

The following outstanding securities at June 30, 2018 and 2017 have been excluded from the computation of diluted weighted average shares outstanding for the three and six months ended June 30, 2018 and 2017, as they would have been anti-dilutive:


	Three Months Ended			Six Months Ended
	June 30,				June 30,
	2018		2017		2018	2017
Options		1,150,915	285,276		1,150,915	285,276
Warrants		8,296,995	8,442,670		8,296,995	8,442,670
Total		9,447,910	8,727,946		9,447,910	8,727,946