Part 1 (Dose Finding, Cohort A and B): Rilvegostomig IV as 1st dose, followed by subsequent treatment with rHu SC and rilvegostomig SC at predefined intervals (DL1 and DL2); Part 2 (Dose confirmation): Rilvegostomig SC + rHu SC
Unresectable, advanced, and/or metastatic NSCLC, colorectal adenocarcinoma, HNSCC, pancreatic adenocarcinoma, breast cancer, or any other solid tumor histologies that are positive for the TP53 R175H mutation
Unresectable, advanced, and/or metastatic NSCLC, colorectal adenocarcinoma, pancreatic adenocarcinoma, endometrial cancer, or any other solid tumor histology that is positive for the KRAS G12D mutation
Advanced solid tumors including advanced/metastatic NSCLC, TNBC, HR-positive/HER2-negative breast cancer, HER2-low breast cancer, and other solid tumors