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Share capital (Tables) | 12 Months Ended
--- | ---
Nov. 30, 2021
Share capital. |
Schedule of common stock outstanding roll forward | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | in thousands of dollars, except share amounts | ​
​ | ​ | Number of shares | ​ | ​ | Ascribed value | ​
​ |  | ​ |  |  | $ |
November 30, 2019 |  | 140,427,761 | ​ | ​ | 177,971 | ​
Exercise of options |  | 3,297,588 | ​ | ​ | 1,133 | ​
Restricted Share Units |  | 412,501 | ​ | ​ | 642 | ​
November 30, 2020 |  | 144,137,850 | ​ | ​ | 179,746 | ​
Exercise of options | ​ | 871,961 | ​ | ​ | 1,074 | ​
November 30, 2021, issued and outstanding | ​ | 145,009,811 | ​ | ​ | 180,820 | ​
Schedule of assumptions used in the pricing model | ​
​ | ​ | ​
​ |  | November 30, 2021
Risk-free interest rates |  | 0.31%
Exercise price |  | 1.98
Expected life |  | 3 years
Expected volatility |  | 64.4%
Expected dividends |  | Nil
Summary of the company's stock option plan | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | November 30, 2021 | ​
​ | ​ | ​ | ​ | ​ | Weighted average | ​
​ | ​ | ​ | ​ | ​ | exercise price | ​
​ |  | Number of options |  |  | $ |
Balance – beginning of the year |  | 8,647,500 | ​ | ​ | 1.87 | ​
Granted |  | 3,374,150 | ​ | ​ | 1.97 | ​
Exercised |  | (1,330,326) | ​ | ​ | 1.14 | ​
Cancelled |  | (140,666) | ​ | ​ | 2.38 | ​
Forfeited | ​ | (11,334) | ​ | ​ | 2.09 | ​
Balance – end of the year |  | 10,539,324 | ​ | ​ | 1.99 | ​
Summary of information about stock options | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Outstanding | ​ | ​ | Exercisable | ​ | ​ | Unvested |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Weighted | ​ | ​ | ​ | ​ | ​ | Weighted | ​ | ​ | ​ |
​ | ​ | Number of | ​ | ​ | Weighted | ​ | ​ | average | ​ | ​ | Number of | ​ | ​ | average | ​ | ​ | Number of |
​ | ​ | outstanding | ​ | ​ | average years | ​ | ​ | exercise price | ​ | ​ | exercisable | ​ | ​ | exercise price | ​ | ​ | unvested | ​
Range of exercise price |  | options |  |  | to expiry |  |  | $ |  |  | options |  |  | $ |  |  | options |
$0.55 to $1.00 |  | 876,674 | ​ |  | 0.95 | ​ | ​ | 0.78 | ​ | ​ | 876,674 | ​ | ​ | 0.78 | ​ | ​ | — | ​
$1.01 to $1.50 |  | 75,000 | ​ |  | 1.06 | ​ | ​ | 1.15 | ​ | ​ | 75,000 | ​ | ​ | 1.15 | ​ | ​ | — | ​
$1.51 to $2.00 |  | 4,265,150 | ​ |  | 3.78 | ​ | ​ | 1.95 | ​ | ​ | 2,775,483 | ​ | ​ | 1.93 | ​ | ​ | 1,489,667 | ​
$2.01 to $2.50 |  | 5,285,000 | ​ |  | 2.98 | ​ | ​ | 2.23 | ​ | ​ | 4,248,329 | ​ | ​ | 2.24 | ​ | ​ | 1,036,671 | ​
$2.51 to $2.67 | ​ | 37,500 | ​ | ​ | 2.47 | ​ | ​ | 2.67 | ​ | ​ | 37,500 | ​ | ​ | 2.67 | ​ | ​ | — | ​
​ | ​ | 10,539,324 | ​ | ​ | 3.12 | ​ | ​ | 1.99 | ​ | ​ | 8,012,986 | ​ | ​ | 1.97 | ​ | ​ | 2,526,338 | ​
Schedule of restricted share Units and deferred share units plans | ​
​ | ​ | ​ | ​
​ |  | Number of DSUs |
Balance – beginning of the year |  | 1,218,520 | ​
Granted |  | 58,925 | ​
Balance – end of the year |  | 1,277,445 | ​

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