The Nasdaq Composite turned lower Thursday morning as struggles among Magnificent Seven stocks dragged on the major indexes. The tech-heavy index was down 0.2%. The S&P 500 was up 0.1%. The Dow was up 60 points,

Major U.S. stock averages were mostly lower Wednesday, as investors prepared for what the Federal Reserve and Big Tech companies may say about economic and business conditions in their respective updates later in the day.