When the US stock market opened today, the three major indices—the Dow Jones Industrial Average, the S&P 500 Index, and the Nasdaq Composite Index—all showed strong upward momentum. Specifically, the Dow Jones Industrial Average opened with a rise of 1.02%, the S&P 500 Index rose by 0.94%, and the Nasdaq Composite Index performed even more impressively, rising by 1.18%. This performance reflects the positive expectations of market participants regarding economic prospects and corporate earnings, indicating that investors hold an optimistic attitude toward the current market environment.