Wall Street’s wild week rattles investors’ confidence while highlighting a growing divide within markets

Markets are looking increasingly divided between retail favorites and steady performers. - MarketWatch photo illustration/iStockphoto Wall Street lived a tale of two markets this week. Once-popular momentum trades that showered investors with outsize rewards last year finally hit the skids. Wednesday was the worst single-day showing for popular momentum stocks since 2022, based on the performance of Goldman Sachs’s U.S. High-Beta Momentum Index — although the index rallied back to finish the week essenti ...