Loss Per Share of Common Stock (Tables)

6 Months Ended

Jun. 30, 2015

Loss Per Share of Common Stock

Schedule of antidilutive securities excluded from the computation of diluted weighted average shares outstanding

	June 30,
	2015	2014
Convertible preferred stock	—	7,661,868
Warrants	—	470,026
Stock options	1,410,712	1,066,173
	1,410,712	9,198,067