The weakness for technology stocks dragged the Nasdaq composite down a market-leading 3.4%, as of 2:15 pm Eastern time. A sell-off for tech stocks is worsening on worries that Wall Street’s frenzy around AI sent prices too high. The S&P 500 dropped 2.1% Friday and is heading toward its worst day since June. The S&P 500 dropped 2.3% Friday and is heading toward.