Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

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Stockholders' Equity (Tables)
9 Months Ended
Apr. 30, 2018
Equity [Abstract]  
Schedule of Changes in Stockholders' Equity

A summary of the changes in stockholders’ equity for the nine months ended April 30, 2018 and 2017 is presented below:

 

    April 30, 2018     April 30, 2017  
Stockholders’ equity at beginning of period   $ 10,695,982     $ 28,053,104  
Net loss     (26,697,105 )     (15,551,867 )
Stock-based compensation     5,904,920       3,378,991  
Common stock issued for services     1,443,650       -  
Issuance of common stock through employee stock purchase plan     35,809       44,057  
Equity offerings, net of costs     28,636,232       -  
Accumulated other comprehensive income     (7,933 )     7,094  
Exercise of common stock warrants     9,999,983       30,950  
Exercise of common stock options     226,285       -  
Inducement warrant issuance     2,465,396       -  
Stockholders’ equity at end of period   $ 32,703,219     $ 15,962,329