Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY

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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
Total
Preferred Stock [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Deficit [Member]
BALANCE at Dec. 31, 2014 $ 6,697,533 $ 0 $ 8 $ 65,809,195 $ (59,111,670)
BALANCE (in shares) at Dec. 31, 2014   0 756,276    
Issuance of common stock and warrants, net of issuance costs 2,868,000 $ 0 $ 1 2,867,999 0
Issuance of common stock and warrants, net of issuance costs (in shares)   0 101,727    
Fair value of warrants issued in connection with sale of common stock and recorded as a derivative liability, net of loss on issuance (2,868,000) $ 0 $ 0 (2,868,000) 0
Stock-based compensation 447,300 0 0 447,300 0
Cashless option exercise $ 0 $ 0 $ 0 0 0
Cashless option exercise (in Shares) 833 0 137    
Net loss $ (5,495,030) $ 0 $ 0 0 (5,495,030)
BALANCE at Dec. 31, 2015 1,649,803   $ 9 66,256,494 (64,606,700)
BALANCE (in shares) at Dec. 31, 2015   0 858,140    
Reverse stock split fractional shares (594) $ 0 $ 0 (594) 0
Reverse stock split fractional shares (in shares)   0 (127)    
Issuance of common stock and warrants, net of issuance costs 15,496,864 $ 3,502,287 $ 35 11,994,542 0
Issuance of common stock and warrants, net of issuance costs (in shares)   68 3,471,321    
Warrant exercises 652,537 $ 0 $ 26 652,511 0
Warrant exercises (in shares)   0 2,638,901    
Stock-based compensation 529,159 $ 0 $ 0 529,159 0
Cashless option exercise $ 0 $ 0 $ 0 0 0
Cashless option exercise (in Shares) 166 0 73    
Conversion of preferred shares into common shares $ 0 $ (2,626,715) $ 34 2,626,681 0
Conversion of preferred shares into common shares (in shares)   (51) 3,400,017    
Reclassification to equity for warrants that are no longer derivative instruments 1,392,429 $ 0 $ 0 1,392,429 0
Net loss (6,180,326) 0 0 0 (6,180,326)
BALANCE at Dec. 31, 2016 $ 13,539,872 $ 875,572 $ 104 $ 83,451,222 $ (70,787,026)
BALANCE (in shares) at Dec. 31, 2016   17 10,368,325