Exact Sciences Corporation (Exact) is a molecular diagnostics company focused on the early detection and prevention of colorectal cancer. The Company's non-invasive stool-based deoxyribonucleic acid (sDNA) screening technology includes methods that isolate and analyze human DNA present in stool to screen for the presence of colorectal pre-cancer and cancer. The Company has an intellectual property protecting its non-invasive, molecular screening technology for the detection of colorectal pre-cancer and cancer. The Company�s Cologuard test includes DNA markers. In addition to DNA markers, its test will also include a protein marker to detect blood in the stool, utilizing an antibody-based fecal immunochemical test (FIT). Its Cologuard test is designed to detect pre-cancerous lesions or polyps, and each of the four stages of colorectal cancer.