Biocept, Inc. is a company that creates and sells proprietary diagnostic assays for molecular oncology. These assays use a standard blood sample to provide cancer patients with information that their healthcare providers can use to determine what kind of therapy to use to treat them. Biocept, Inc. also provides cerebrospinal fluid tumor cell and ctDNA and ctRNA testing services, clinical trial and research services, PCR testing services for COVID-19, and many other services to physicians, pharmaceutical companies, biopharmaceutical companies, clinical research organizations, and patients.