美股冲高回落，存储概念集体大跌，中概股逆势走高，重磅数据即将公布

Market Performance - The US stock indices showed mixed results, with the Dow Jones increasing by 0.1% to a record close, while the S&P 500 and Nasdaq fell by 0.33% and 0.59% respectively [1][2] - The Dow reached a historical high for the third consecutive time, previously surpassing the 50,000 mark [1] Sector Performance - The software sector provided support to the market, with Datadog and ServiceNow rebounding approximately 14% and 4% respectively, and Unity's stock rising by 5% [2] - Major technology stocks mostly declined, with the Nasdaq's seven tech giants index dropping by 0.59%. Only Tesla saw an increase of nearly 2% [3][4] Company News - Datadog reported better-than-expected earnings, projecting a revenue of $3.43 billion for FY2025, a 28% year-over-year increase, with operating cash flow of $1.05 billion and free cash flow of $915 million [2] - Alphabet, Google's parent company, plans to raise nearly $32 billion through bond issuance, including a rare 100-year bond, marking a significant move in the tech sector [3] Chinese Stocks - The Nasdaq Golden Dragon China Index rose by 0.87%, with notable increases in stocks such as Dingdong Maicai (over 7%) and Sohu (over 4%) [5] Commodity Market - Gold prices experienced volatility, with spot gold down 0.78% to $5,019.46 per ounce, and silver down over 3% [6][7] Economic Data - US retail sales data showed stagnation in December, leading to increased bets on potential interest rate cuts by the Federal Reserve [7] - The probability of a 25 basis point rate cut by March is estimated at 19.6%, with a higher likelihood of maintaining current rates [7]