Zymeworks Inc., a clinical-stage biopharmaceutical company, engages in the discovery, development, and commercialization of bio-therapeutics for the treatment of cancer in Canada. The company’s lead product candidates include ZW25, a bispecific antibody that is in Phase I clinical trial for the treatment of breast and gastric cancer; and ZW49, a bispecific antibody-drug conjugate that is in preclinical stage for treating breast and gastric cancers, and solid tumors.