Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

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Stockholders' Equity (Tables)
9 Months Ended
Apr. 30, 2016
Stockholders' Equity Note [Abstract]  
Summary of Changes in Stockholders' Equity

A summary of the changes in stockholders’ equity for the nine months ended April 30, 2016 and 2015 is provided below:

 

    April 30, 2016     April 30, 2015  
Stockholders’ equity at beginning of period   $ 32,695,621     $ 38,068,058  
Net loss     (20,326,520 )     (14,666,698 )
Public Offering on November 9, 2015, net of issuance costs of $613,915     6,886,095        
Stock-based compensation     4,676,215       1,650,550  
Common stock issued in connection with a contractual agreement     55,500        
Common stock issued for services           59,250  
Exercise of common stock warrants           775,257  
Exercise of common stock options           1,738  
                 
Stockholders’ equity at end of period   $ 23,986,911     $ 25,888,155