S&P 500 Sector Weightings Report: May 2019 By: TalkMarkets May 21, 2019 at 13:10 PM EDT S&P 500 sector weightings are important to monitor. Over the years when weightings have gotten extremely lopsided for one or two sectors, it hasn’t ended well. Read More >> Related Stocks: CONSUMERS STA Energy Select Sector SPDR FINANCIAL SEL INDUSTRIAL SEL MATERIALS TECHNOLOGY