WARRANT DERIVATIVE LIABILITY |
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WARRANT DERIVATIVE LIABILITY |
7.WARRANT DERIVATIVE LIABILITY During the quarter, 8,000,000 derivative warrants were exercised at $1.00 and 1,377,279 derivative warrants expired with an exercise price of between CDN $15.00 and CDN $36.00.
The fair value of the warrants exercised were measured based on the Black-Scholes option pricing model. Expected volatility was estimated by considering historic average share price volatility. The weighted average inputs in the original currency of the warrants exercised used in the measurement of fair values of the warrants at the date of exercise for the quarter ended March 31, 2021 is as follows:
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