开盘：美股周二开盘基本持平 市场关注特朗普关税

Core Viewpoint - The U.S. stock market is attempting to stabilize after a significant drop, influenced by geopolitical tensions and concerns over AI's impact on various industries [1][2]. Group 1: AMD and Meta Collaboration - AMD's stock surged following Meta's announcement of a multi-year partnership, deploying up to 6 gigawatts of AMD GPUs for AI data centers [5]. - Meta plans to invest in AMD through performance-based warrants, allowing the purchase of up to 160 million shares [5]. Group 2: Market Reactions and Concerns - Major stock indices experienced declines, with the Dow Jones dropping over 800 points, largely due to a 13% decline in IBM's stock [2][5]. - The Nasdaq Composite fell by 1.1% and the S&P 500 decreased by approximately 1%, marking a downturn for the year [2][5]. Group 3: AI-Driven Market Dynamics - A report from Citrini Research discussing AI-driven structural changes heightened market fears regarding the "replacement effect" of AI on software and other industries [6]. - The so-called "AI panic trading" has become a dominant theme in the U.S. stock market, leading to sell-offs across various sectors, including insurance brokerage and real estate services [6]. Group 4: Upcoming AI Events - Traders are closely watching an upcoming event by Anthropic, which is expected to unveil new products and features, contributing to market volatility [7]. - Anticipation surrounding Anthropic's announcements is causing investors to adopt a wait-and-see approach, impacting software stocks negatively [7].