Atreca, Inc. is a clinical-stage biopharmaceutical firm dedicated to discovering and advancing antibody-based immunotherapies for various solid tumor indications. Its lead investigational therapeutic, ATRC-101, is a monoclonal antibody distinguished by its novel mechanism of action and a unique target, both identified through the company's proprietary discovery platform. In in vitro studies, ATRC-101 has demonstrated reactivity with a significant proportion of human ovarian, non-small cell lung, colorectal, and breast cancer samples sourced from diverse patient populations.