• Late-breaking HERIZON-GEA-01 presentation at ASCO GI highlights the expanding clinical profile of Ziihera® across HER2-driven gastrointestinal cancers by partner Jazz • Zymeworks to present a Trial-in-Progress poster for ZW251, a GPC3-targeting antibody-drug conjugate for hepatocellular carcinoma at ASCO GI • Management will present at J.P. Morgan Healthcare Conference on January 14 at 3:00 pm Pacific Time (PT) VANCOUVER, British Columbia, Dec. 02, 2025 (GLOBE NEWSWIRE) -- Zymeworks Inc. (Nasdaq: ZYME) a ...