Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v3.3.1.900
Stock-Based Compensation (Tables)
6 Months Ended
Jan. 31, 2016
Stock-Based Compensation  
Schedule of assumptions used to calculate fair value of stock based compensation

The following assumptions were used to calculate the fair value of stock-based compensation during the three months ended January 31, 2016 and 2015:

 

 

 

January 31, 2016

 

January 31, 2015

 

Expected volatility

 

88.31% - 88.37

%

90.35%-91.86

%

Risk-free interest rate

 

1.58% - 2.01

%

1.31%-1.94

%

Expected forfeiture rate

 

0.00 

%

0.00 

%

Expected dividend yield

 

 

 

Expected term

 

5 - 6.5 years

 

5 - 6.5 years

 

 

 

The following assumptions were used to calculate the fair value of stock-based compensation during the six months ended January 31, 2016 and 2015:

 

 

 

 

January 31, 2016

 

January 31, 2015

 

Expected volatility

 

83.57% - 89.70

%

88.82%-93.11

%

Risk-free interest rate

 

0.86% - 2.01

%

0.36%-2.13

%

Expected forfeiture rate

 

0.00 

%

0.00 

%

Expected dividend yield

 

 

 

Expected term

 

2.6 - 6.5 years

 

2 - 6.5 years