Following this week's moves, CNBC Pro used FactSet data to screen for the most overbought and oversold names in the S & P 500 based on their 14-day relative strength index, or RSI. Here are some of the most oversold names: SolarEdge is one of the most oversold companies in the S & P 500. NextEra Energy had the highest number of analyst buy ratings among the stocks on the oversold list, according to CNBC's screen. Meanwhile, the following 10 stocks are the most overbought in the S & P 500: Marathon Petroleum is the most overbought stock in the broad-based index, with an RSI of 96.3. Oilfield servicer Halliburton Company , Cessna aircraft maker Textron and construction services provider Jacobs Solutions are also among the most overbought companies in the S & P 500.

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Persons: Dow Jones Industrials, SolarEdge Organizations: SolarEdge Technologies, Nasdaq, Nvidia, Micron, CNBC Pro, Street, NextEra Energy, Moderna, GE Healthcare Technologies, Ameren Corporation, Enphase Energy, Marathon Petroleum, Biotech, Global Payments, Jefferies, servicer Halliburton Company, Cessna, Textron, Jacobs Solutions Locations: Florida, Cambridge , Massachusetts