Tempus AI, Inc. is an American health technology company founded in 2015 by Eric Lefkofsky in Chicago, Illinois. It was established by Lefkofsky soon after his wife was diagnosed with breast cancer. Tempus uses data and artificial intelligence to create precision medicine services, including diagnostics, for oncology, cardiology, radiology, and depression. The company went public on the Nasdaq on June 14, 2024, under the ticker symbol "TEM." Wikipedia