For the three months ended

June 30,

For the six months ended

June 30,

2015

2014

2015

2014

Net Loss

$ (2,051,108)

$ (851,216)

$ (2,695,715)

$ (2,195,495)

Basic and diluted:

Preferred stock cumulative dividend - Series B ⁽¹⁾

--

670

--

(62,227)

Preferred stock cumulative dividend - Series C

--

296

--

2,200

Preferred stock cumulative dividend - Series D

10,706

60,169

21,295

119,181

Income applicable to preferred stockholders

10,706

61,135

21,295

59,154

Net loss applicable to common stockholders

$ (2,061,814)

$ (912,351)

$ (2,717,010)

$ (2,254,649)