美股前瞻 | 三大股指期货齐跌，美股12月24日提前休市，12月25日休市一日

Market Overview - US stock index futures are all down ahead of the market opening on December 24, with Dow futures down 0.08%, S&P 500 futures down 0.02%, and Nasdaq futures down 0.01% [1] - European indices show mixed performance, with Germany's DAX up 0.23%, UK's FTSE 100 down 0.26%, France's CAC 40 up 0.10%, and the Euro Stoxx 50 up 0.14% [2][3] - WTI crude oil is up 0.26% at $58.53 per barrel, while Brent crude is up 0.11% at $62.45 per barrel [3][4] Economic Events and Policies - The US plans to impose tariffs on China's semiconductor industry starting in 2027, which China opposes, stating it disrupts global supply chains [5] - US Treasury Secretary supports discussing a potential adjustment of the Federal Reserve's 2% inflation target to a range of 1.5% to 2.5% or 1% to 3% [5] - Economic growth data indicates a strong recovery, with expectations of job growth returning to 100,000 to 150,000 range if GDP growth remains around 4% [6] Company News - Apple CEO Tim Cook purchased $2.95 million worth of Nike stock, leading to a pre-market increase of over 2% for Nike [8] - Sanofi is acquiring Dynavax Technologies for approximately $2.2 billion to expand its vaccine portfolio, offering a 39% premium over Dynavax's closing price [9] - BP is selling a 65% stake in its Castrol lubricants business for about $6 billion as part of a larger asset divestment plan [10] - Meta faces antitrust pressure in Italy, with the Italian antitrust authority ordering a suspension of certain contract terms that may exclude competitors from WhatsApp [11] - xAI's Grok AI models will be integrated into the US Department of Defense's AI platform, expected to enhance operational capabilities [12]