| Stockholders' Equity |
Note 4—Stockholders’ Equity
A summary of the changes in stockholders’ equity for the nine months ended is provided below:
|
|
|
April 30,
|
|
April 30,
|
|
|
|
|
2015
|
|
2014
|
|
|
Stockholders’ equity at beginning of period
|
|
$
|
38,068,058
|
|
$
|
4,739,124
|
|
|
|
|
|
|
|
|
|
Net loss
|
|
(14,666,698
|
)
|
(8,468,760
|
)
|
|
|
|
|
|
|
|
|
Stock-based compensation
|
|
1,650,550
|
|
1,397,174
|
|
|
|
|
|
|
|
|
|
Common stock issued for services
|
|
59,250
|
|
150,000
|
|
|
|
|
|
|
|
|
|
Exercise of common stock warrants
|
|
775,257
|
|
15,254,873
|
|
|
|
|
|
|
|
|
|
Exercise of stock options
|
|
1,738
|
|
338,138
|
|
|
|
|
|
|
|
|
|
Public offering on September 18, 2013, net of issuance costs of $836,360
|
|
—
|
|
11,111,640
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Stockholders’ equity at end of period
|
|
$
|
25,888,155
|
|
$
|
24,522,189
|
|
|
|
|
|
|
|
|
|
|
|