Zymeworks Inc. 5,400,000 Common Shares Underwriting AgreementZymeworks Inc. • June 8th, 2018 • Pharmaceutical preparations • New York
Zymeworks Inc., a corporation continued under the Business Corporations Act (British Columbia) (the “Company”), proposes to sell to the several underwriters named in Schedule II hereto (the “Underwriters”), for whom you (the “Representatives”) are acting as representatives, the number of common shares, without par value (“Common Shares”), of the Company set forth in Schedule I hereto (said Common Shares to be issued and sold by the Company being hereinafter called the “Underwritten Securities”). The Company also proposes to grant to the Underwriters an option to purchase up to the number of additional Common Shares set forth in Schedule I solely to cover over-allotments, if any (the “Option Securities;” the Option Securities, together with the Underwritten Securities, being hereinafter called the “Securities”). To the extent there are no additional Underwriters listed on Schedule I other than you, the term Representatives as used herein shall mean you, as Underwriters, and the terms Re
