U.S. stocks opened lower, with the Dow Jones Industrial Average down 0.27%, the S&P 500 down 0.39%, and the Nasdaq down 0.5%. Microsoft (MSFT.O) rose 1.1% on news that Anthropic is in talks to use its AI chips. US Rare Earth (USAR.O) rose 2.7% after being selected for a pilot rare earth processing project by the U.S. Department of Energy. IBM (IBM.N) rose 3% after receiving $1 billion in U.S. government funding to advance quantum computing. NIO (NIO.N) rose 5% after reporting a 112.2% year-over-year increase in first-quarter revenue.