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9. STOCK OPTIONS: Schedule of Weighted average assumptions for fair value measurement of options granted (Tables) | 12 Months Ended
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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

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- Definition Tabular disclosure of the weighted-average grant-date fair value of equity options or other equity instruments granted during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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