PANews reported on May 13 that the U.S. stock market opened, and the three major stock indexes rose and fell. The Dow fell 0.4%, the S&P 500 rose 0.1%, and the Nasdaq rose 0.2%. Nvidia (NVDA.O) rose 1.4%, and the U.S. media said that the United States will push Saudi Arabia to obtain artificial intelligence chips. Coinbase (COIN) rose more than 15%. This morning, it was reported that Coinbase will join the S&P 500 index on May 19 .