Net Loss Per Share (Tables)

3 Months Ended

Mar. 31, 2017

Reconciliation of Numerator and Denominator Used in Computing Basic and Diluted Net Loss per Share

The following table provides a reconciliation of the numerator and denominator used in computing basic and diluted net loss per share for the periods presented:

	Three Months Ended March 31,
	2017			2016
Numerator:
Net loss	$	(5,816,274	)	$	(7,026,424	)
Denominator:
Weighted-average shares outstanding-basic and diluted		7,971,097			6,885,522
Net loss per share, basic and diluted	$	(0.73	)	$	(1.02	)

Outstanding Options and Warrants Excluded from Computation of Diluted Net Loss per Share

The following outstanding options and warrants were excluded from the computation of diluted net loss per share for the periods presented because their effect would have been anti-dilutive:

	Three Months Ended March 31,
	2017		2016
Options to purchase common stock		1,441,924		1,045,060
Common stock warrant		219,723		219,723
Restricted stock units		256,499		27,500