S&P 500 Movers: DVN, CERN By: Market News Video December 20, 2021 at 10:24 AM EST In early trading on Monday, shares of Cerner topped the list of the day's best performing components of the S&P 500 index, trading up 12.9%. Year to date, Cerner Corp. Read More >> Related Stocks: Cerner Corp Clorox Co Devon Energy Occidental Petroleum