美股前瞻 | 三大股指期货涨跌不一，博通财报未能提振科技股

Market Overview - As of the latest update, U.S. stock index futures showed mixed results with Dow futures up by 0.14%, S&P 500 futures down by 0.18%, and Nasdaq futures down by 0.61% [1] - European indices also experienced gains, with Germany's DAX up by 0.25%, UK's FTSE 100 up by 0.25%, France's CAC40 up by 0.58%, and the Euro Stoxx 50 up by 0.35% [2][3] - WTI crude oil prices fell by 0.24% to $57.46 per barrel, while Brent crude oil prices decreased by 0.29% to $61.10 per barrel [4] Economic and Regulatory Developments - President Trump signed an executive order aimed at limiting state regulations on artificial intelligence (AI), promoting a federal framework to maintain U.S. leadership in the AI sector [5] - Internal divisions within the Federal Reserve regarding interest rate cuts have become pronounced, with Chairman Powell downplaying dissent but indicating significant disagreement among officials [6][7] - The Federal Reserve's recent decision to lower interest rates by 25 basis points was influenced by concerns over employment data, which may lead to further easing if labor market weakness persists [7] Company-Specific News - Broadcom (AVGO.US) reported Q4 sales of $18 billion, a 28% year-over-year increase, but the stock fell in after-hours trading due to lower-than-expected AI chip backlog orders [10] - Costco (COST.US) exceeded Q1 revenue expectations with $67.31 billion, a 6.4% increase year-over-year, but market reaction was muted due to concerns over slowing membership renewal rates [11] - Coinbase (COIN.US) plans to launch tokenized stocks and prediction markets, with an announcement expected on December 17 [12] - Netflix (NFLX.US) saw its market value drop by $40 billion amid acquisition concerns, but retail investors have shown strong buying interest [12] - Apple (AAPL.US) faced a setback in its legal battle with Epic Games, with a court ruling against its challenge but allowing for potential defense regarding developer fees [13] - CoreWeave (CRWV.US) partnered with Runway to enhance its video AI engine using NVIDIA's GB300 chip [14] Upcoming Economic Data and Events - Key economic data releases include the total number of active U.S. drilling rigs and speeches from Federal Reserve officials regarding economic outlook [15]