15. Outstanding Warrants

In 2017 the Company consummated two public offerings – an initial public offering (“IPO”) in February and a follow-on offering in October-November. In connection with the IPO, the Company issued to the underwriters warrants to purchase an aggregate of 130,000 common shares at an exercise price of $6.25 per common share (“IPO Warrants”). The IPO Warrants expired on February 9, 2022.

In connection with a public offering that was consummated in October 2017, the Company issued to the underwriters warrants to purchase an aggregate of 187,500 common shares at an exercise price of $5.00 per share. In January 2022, warrants to purchase 93,750 of the Company’s common shares were exercised. The holders of those warrants elected to use the cashless exercise option available to them under the terms of the warrants. As such, they received 19,658 common shares. On October 24, 2022, all the unexercised warrants expired.