Celcuity Inc., a clinical stage biotechnology company, focuses on the development of molecularly targeted therapies for cancer patients in the United States. The company's CELsignia diagnostic platform uses a patient's living tumor cells to identify the specific abnormal cellular process driving a patient's cancer and the related targeted therapy for the treatment. Its drug candidate includes Gedatolisib, which selectively targets various class I isoforms of PI3K and mammalian target of rapamycin and focus on the treatment of patients with hormone receptor positive, HER2-negative, and advanced or metastatic breast cancer. The company is also developing CELsignia MP test, a qualitative laboratory developed test that measures HER2, c-Met, and PI3K signaling activity in breast and ovarian tumor cells. It had a license agreement with Pfizer, Inc. for the development and commercialization rights to Gedatolisib. The company was founded in 2011 and is headquartered in Minneapolis, Minnesota.