A Modular Phase I/II Open-label Dose Escalation and Dose Expansion Study to Evaluate the Safety, Pharmacokinetics, Pharmacodynamics, and Efficacy of AZD9793, a T Cell-engaging Antibody Targeting Glypican-3 (GPC3) in Adult Participants With Advanced or Metastatic Solid Tumours (RHEA-1)

Key Inclusion Criteria: * Age ≥ 18 at the time of signing the informed consent. * GPC3 positive tumour as determined by a central laboratory using an analytically validated IHC assay. Patients who previously received any therapy targeting GPC3 must undergo central laboratory GPC3 testing on tumour tissue collected after completion of the prior GPC3-targeted therapy. * Must have at least one measurable lesion according to Response Evaluation Criteria in Solid Tumors (RECIST) v1.1 * Eastern Cooperative Oncology Group Performance status (ECOG PS): 0-1 at screening. * Predicted life expectancy of…