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Stock Options (Tables) | 6 Months Ended
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Feb. 28, 2022
Stock Options |
Schedule of exercise price |
|  | Options |  |  | Weighted Average Exercise Price $ |  |  | Weighted Average Remaining Contractual Term (Years) |  |  | Aggregate Intrinsic Value $ |
Balance August 31, 2020 |  |  | 171,604 |  |  |  | 11.17 |  |  |  |  |  |  |
Cancelled/expired |  |  | (50,334 | ) |  |  | 10.76 |  |  |  |  |  |  |
Granted |  |  | 84,900 |  |  |  | 5.41 |  |  |  |  |  |  |
Balance August 31, 2021 |  |  | 206,170 |  |  |  | 8.90 |  |  |  |  |  |  |
Cancelled |  |  | (3,334 | ) |  |  | 9.60 |  |  |  |  |  |  |
Granted |  |  | 81,800 |  |  |  | 6.23 |  |  |  |  |  |  |
Balance February 28, 2022 (Outstanding) |  |  | 284,636 |  |  |  | 8.12 |  |  |  | 3.61 |  |  |  | - |
Balance February 28, 2022 (Exercisable) |  |  | 260,386 |  |  |  | 8.35 |  |  |  | 3.59 |  |  |  | - |
|  | February 28, 2022 |
Expected volatility |  |  | 119 | %
Risk-free interest rate |  |  | 0.85 | %
Expected life |  | 5 years |
Dividend yield |  |  | 0 | %
Estimated fair value per option |  | $ | 5.10 |

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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + 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 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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