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9. STOCK OPTIONS: Schedule of Weighted average assumptions for fair value measurement of options granted (Tables)
12 Months Ended
Sep. 30, 2018
Tables/Schedules  
Schedule of Weighted average assumptions for fair value measurement of options granted

 

For employees

 

September 30, 2018

 

September 30, 2017

Risk-free interest rate

 

2.58% - 2.61%

 

1.43% - 1.75%

Expected option life

 

6.5 years

 

5.5 - 6.5 years

Expected volatility

 

94.2% - 95.1%

 

97.6% - 99.1%

Expected dividend yield

 

0.00%

 

0.00%

Exercise price

 

$1.32

 

$0.40 - $0.56

 

 

 

 

 

For non-employees

 

September 30, 2018

 

September 30, 2017

Risk-free interest rate

 

2.27 – 2.82%

 

2.27%

Expected option life

 

10 years

 

10 years

Expected volatility

 

115.70% - 120.6%

 

115.70%

Expected dividend yield

 

0.00%

 

0.00%

Exercise price

 

$1.20

 

$0.51