US Stock Market Today: Live Updates 31.05.2026
LIVEMarkets rolling coverageStarted: May 31, 2026, 4:00 AM EDTUpdated: June 1, 2026, 3:59 AM EDT Evercore Says AI-Driven Stock Concentration Creates a Market of Stocks, Not a Unified Stock Market June 1, 2026, 3:59 AM EDT. Evercore analysts warn that the rise of AI-led investment concentration is fragmenting the broader stock market into a handful of dominant stocks. This shift means that performance now hinges heavily on a small group of tech leaders driving growth, rather than a balanced market-wide rally. The sector’s influence is reshaping market dynamics and investor focus, challenging traditional market breadth measures. Evercore highlights risks in