Study of RMC-9805 in Participants With KRAS G12D-Mutant Solid Tumors

Inclusion Criteria: * Pathologically documented, locally advanced or metastatic solid tumor with a KRAS G12D-mutation * Received and progressed or been intolerant to prior standard therapy (including targeted therapy) appropriate for tumor type and stage * ECOG performance status 0 or 1 * Adequate organ function Exclusion Criteria: * Primary central nervous system (CNS) tumors * Known or suspected leptomeningeal or active brain metastases or spinal cord compression * Known or suspected impairment of gastrointestinal function that may prohibit ability to swallow or absorb an oral medication * Participant was previously treated with an investigational KRAS G12D inhibitor, pan- or multi-RAS inhibitor, or had prior therapy with any direct RAS-targeted therapy (eg, degraders and inhibitors) Other inclusion/exclusion criteria may apply.