Annual report pursuant to Section 13 and 15(d)

Statements of Stockholders' Equity

v3.8.0.1
Statements of Stockholders' Equity - USD ($)
Common Stock [Member]
Additional Paid-In Capital [Member]
Accumulated Deficit [Member]
Total
Balance at Dec. 31, 2014 $ 2,594 $ 10,287,214 $ (4,427,075) $ 5,862,733
Balance, shares at Dec. 31, 2014 25,938,332      
Stock-based compensation expense 1,153,302 1,153,302
Issuance of common stock upon exercise of warrants, net of issuance costs $ 1,162 10,812,963 10,814,125
Issuance of common stock upon exercise of warrants, net of issuance costs, shares 11,615,674      
Issuance of common stock upon exercise of stock options $ 5 5,584 $ 5,589
Issuance of common stock upon exercise of stock options, shares 51,128     11,666,802
Net loss (8,850,739) $ (8,850,739)
Balance at Dec. 31, 2015 $ 3,761 22,259,063 (13,277,814) 8,985,010
Balance, shares at Dec. 31, 2015 37,605,134      
Stock-based compensation expense 3,163,534 3,163,534
Issuance of common stock upon exercise of warrants, net of issuance costs $ 60 1,190 1,250
Issuance of common stock upon exercise of warrants, net of issuance costs, shares 601,030      
Issuance of common stock upon exercise of stock options $ 32 467,160 $ 467,192
Issuance of common stock upon exercise of stock options, shares 326,886     326,886
Issuance of common stock, net of issuance costs $ 615 16,300,309 $ 16,300,924
Issuance of common stock, net of issuance costs, shares 6,148,695      
Net loss (19,998,675) (19,998,675)
Balance at Dec. 31, 2016 $ 4,468 42,191,256 (33,276,489) 8,919,235
Balance, shares at Dec. 31, 2016 44,681,745      
Stock-based compensation expense 5,694,489 5,694,489
Issuance of common stock upon exercise of stock options $ 27 189,463 $ 189,490
Issuance of common stock upon exercise of stock options, shares 272,734     272,734
Issuance of common stock, net of issuance costs $ 1,065 75,400,894 $ 75,401,959
Issuance of common stock, net of issuance costs, shares 10,648,948      
Net loss (32,421,612) (32,421,612)
Balance at Dec. 31, 2017 $ 5,560 $ 123,476,102 $ (65,698,101) $ 57,783,561
Balance, shares at Dec. 31, 2017 55,603,427