标普500指数低开17.70点，跌幅0.29%，报6187.25点；道琼斯工业平均指数低开33.28点，跌幅0.08%，报44061.49点；纳斯达克综合指数低开79.12点，跌幅0.39%，报20290.61点。

Market Performance - The S&P 500 index opened lower by 17.70 points, a decline of 0.29%, reaching 6187.25 points [1] - The Dow Jones Industrial Average opened down by 33.28 points, a decrease of 0.08%, at 44061.49 points [1] - The Nasdaq Composite index opened lower by 79.12 points, a drop of 0.39%, at 20290.61 points [1]