早盘：美股早盘涨跌不一 标普指数接近历史新高

Core Viewpoint - The U.S. stock market showed mixed performance with the S&P 500 index nearing its all-time high, while initial jobless claims fell to 214,000, indicating a positive economic outlook as the market approaches the year-end rally period [1][4][5]. Market Performance - The Dow Jones increased by 114.08 points, or 0.24%, closing at 48,556.49 points; the Nasdaq decreased by 6.02 points, or 0.03%, at 23,555.82 points; the S&P 500 rose by 5.50 points, or 0.08%, to 6,915.29 points [3][8]. - The S&P 500 index set a new closing record at 6,909.79 points on Tuesday but has yet to surpass the intraday high of 6,920.34 points [3][8]. Economic Data - The U.S. Commerce Department reported a GDP growth rate of 4.3% for Q3, exceeding the Dow Jones estimate of 3.2%, which initially led traders to lower expectations for interest rate cuts in early next year [3][8]. - The latest jobless claims data showed a decrease of 10,000 to 214,000, with the Bloomberg median forecast being 224,000 [5][10]. Year-End Market Trends - Investors are anticipating the "Santa Claus rally," which typically occurs during the last five trading days of the year and the first two trading days of the new year, from December 24 to January 5 this year [4][9]. - LPL Financial's chief technical strategist noted that the average return for the S&P 500 during this period is 1.3%, with a 78% chance of positive returns [10].