EQRx, Inc., a pharmaceutical company, engages in developing medicines primarily for the treatment of oncology and immune-inflammatory diseases in the United States.

The company's pre-registrational programs in Phase III clinical trial include Aumolertinib, an epidermal growth factor receptor (EGFR) inhibitor for the treatment of patients with EGFR-mutated non-small cell lung cancer (NSCLC); and Sugemalimab, an anti-programmed death-ligand 1 antibody for the treatment of Stage III and Stage IV NSCLC.

Its other programs in pipeline include clinical and pre-clinical stage assets, which comprise Lerociclib, a small molecule cyclin-dependent kinase 4/6 inhibitor, which is in Phase II clinical trials in patients with metastatic breast cancer; EQ176, an anti-programmed death-1 antibody that is in Phase III trials for the treatment of patients with primary liver cancer; and EQ121, a selective janus kinase-1 inhibitor that is in various Phase I trials.

The company was incorporated in 2019 and is headquartered in Cambridge, Massachusetts.