ATG-022 Granted Breakthrough Therapy Designation for the Treatment of Gastric/GEJ Adenocarcinoma

Antengene Corporation Limited (“Antengene”, SEHK: 6996.HK), a leading innovative, commercial-stage global biotech company dedicated to discovering, developing and commercializing first-in-class and/or best-in-class medicines for hematologic malignancies and solid tumors, announced that its in-house discovered CLDN18.2 ADC, ATG-022,was granted a Breakthrough Therapy designation by the Center for Drug Evaluation (CDE) of the National Medical Products Administration (NMPA) for the treatment of CLDN18.2-positive, HER-2 negative unresectable or metastatic gastric or gastroesophageal junction (GC/GEJ) in patients who have received at least two prior lines of therapy.

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