Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v2.4.0.8
Stock-Based Compensation (Tables)
3 Months Ended
Oct. 31, 2014
Stock-Based Compensation  
Schedule of assumptions used to calculate fair value of share based compensation

 

 

 

October 31, 2014

 

October 31, 2013

 

Expected volatility

 

88.82% - 92.83%

 

83.62% 

 

Risk-free interest rate

 

0.36% - 2.13%

 

0.69% 

 

Expected forfeiture rate

 

0.00% 

 

0.00% 

 

Expected dividend yield

 

 

 

Expected term

 

2- 7 years

 

3 years