The U.S. stock market opened with the Dow Jones down 96 points, the S&P 500 index down 0.37%, and the Nasdaq down 0.5%. Google A (GOOGL.O) rose 3.3% as the company was added to Buffett's portfolio for the first time. Novo Nordisk (NVO.N) fell 0.7% and Eli Lilly (LLY.N) dropped 2.6% after Novo Nordisk lowered the price of its weight-loss drug. XPeng Motors (XPEV.N) fell 3.6% after earnings.