Share Capital (Tables)

9 Months Ended

Sep. 30, 2024

Share-Based Payment Arrangement [Abstract]

Schedule Of Pre-Funded Warrants Activity

The following table summarizes the pre-funded warrants activity for the three and nine months ended September 30, 2024 and 2023:

	Three Months Ended September 30,					Nine Months Ended September 30,
	2024		2023			2024		2023
Outstanding, beginning of period		2,173,081		2,253,858			2,173,081		3,103,864
Exercised (1)		—		(425,004	)		—		(1,275,010	)
Outstanding, end of period		2,173,081		1,828,854			2,173,081		1,828,854

(1)During the nine months ended September 30, 2023, the Company issued 1,275,000 common shares upon the exercise of 1,275,010 pre-funded warrants pursuant to a net exercise mechanism under the warrants.

Stock Option Activity

The following table presents stock option activity for the nine months ended September 30, 2024 and 2023:

	Nine Months Ended September 30,
	2024			Weighted Average Exercise Price ($)		2023			Weighted Average Exercise Price ($)
Outstanding, beginning of period		8,894,502			23.56		7,117,782			18.75
Granted		2,854,719			43.08		2,457,173			35.30
Exercised(1)		(627,662	)		13.81		(398,097	)		11.21
Forfeited, cancelled or expired		(108,180	)		37.53		(170,617	)		31.27
Outstanding, end of period		11,013,379			29.04		9,006,241			23.36
Exercisable, end of period		5,975,121			21.00		4,618,002			15.71

(1)During the nine months ended September 30, 2024, the Company issued 423,432 (2023 – 283,863) common shares for the cashless exercise of 627,662 (2023 – 398,097) stock options.

Fair Value Assumptions for Stock Options

The fair value of each stock option granted is estimated using the Black-Scholes option-pricing model with the following weighted-average assumptions:

	Nine Months Ended September 30,
	2024			2023
Average risk-free interest rate		4.05	%		3.91	%
Expected volatility		66	%		69	%
Average expected term (in years)		5.82			5.99
Expected dividend yield		0	%		0	%
Weighted average fair value of stock options granted	$	26.72		$	22.59