Exact Sciences Corp. is an American molecular diagnostics company based in Madison, Wisconsin specializing in the detection of early stage cancers. The company provides products for the detection and prevention of colorectal cancer, including Cologuard, the first stool DNA test for colorectal cancer, along with additional screening and precision oncological tests for other types of cancer. In November 2025, Abbott Laboratories agreed to acquire Exact Sciences in a deal worth roughly $21 billion. Wikipedia