Subsequent event

9 Months Ended

Sep. 30, 2021

Subsequent Events [Abstract]

Subsequent event

13. Subsequent event:

On October 5, 2021, the Company entered into an underwriting agreement with Jefferies, SVB Leerink LLC and Stifel, relating to an underwritten public offering of 10,000,000 common shares, including 1,525,423 common shares sold upon the full exercise of the underwriters’ over-allotment option, at a public offering price of $29.50 per common share and pre-funded warrants to purchase 1,694,915 common shares at $29.4999 per pre-funded warrant, with each pre-funded warrant having an exercise price per share of $0.0001. The public offering was completed on October 8, 2021, and the Company received proceeds of $324,300, net of underwriting discounts and commissions, but before offering expenses.