Nasdaq futures slide, S&P 500 backs off from record as techs lose steam
US stocks faltered before the bell on Thursday, pulling back from a bid for fresh records as AI optimism waned and markets waited for more detail on President Donald Trump’s tariff plans. S&P 500 futures (ES=F) slipped roughly 0.2%, coming off a three-day win streak that saw the benchmark index close Wednesday on the cusp…