Several major companies were in focus before the U.S. market opened on Monday, with developments in artificial intelligence, healthcare, technology partnerships, and analyst ratings driving significant share price movements.
Alibaba gains after unveiling advanced AI model
Alibaba's U.S. listed shares climbed about 4% in premarket trading after the Chinese technology giant introduced Qwen3.8-Max, its latest and most advanced artificial intelligence model. The company said the new AI system offers stronger capabilities in coding, research, reasoning, and complex business tasks, reinforcing its ambition to compete with leading U.S. AI developers.
AstraZeneca falls as Bristol Myers Squibb rises on merger report
Shares of AstraZeneca declined more than 4%, while Bristol Myers Squibb gained over 5% after reports emerged that the two pharmaceutical companies have been discussing a possible merger. If completed, the deal could rank among the largest healthcare mergers in history, although neither company has confirmed the discussions.
ArcelorMittal advances on Microsoft partnership
Steel producer ArcelorMittal rose more than 2% after announcing an expanded technology partnership with Microsoft. Under the agreement, Microsoft Azure will support the modernization of the company's manufacturing systems and digital infrastructure, helping improve operational efficiency across its plants.
Ferguson jumps after S&P 500 inclusion
Ferguson Enterprises surged nearly 8% after S&P Dow Jones Indices announced the company will join the S&P 500 index later this week. The addition is expected to increase demand for Ferguson shares as index-tracking funds adjust their portfolios.
eBay slides following analyst downgrade
eBay shares fell more than 3% after Wells Fargo downgraded the stock, citing concerns that the company's recent acquisition of fashion marketplace Depop could pressure earnings and require higher marketing spending in the coming years.
Memory-chip stocks trade lower
Shares of several memory storage companies also declined in premarket trading. SanDisk and Micron Technology each lost more than 3%, while Seagate Technology slipped about 2.5%, extending weakness across the semiconductor storage sector.
Circle Internet Group under pressure
Circle Internet Group dropped roughly 5% after Morgan Stanley downgraded the stablecoin issuer. The investment bank pointed to potential long-term challenges for the growth of USDC, the company's U.S. dollar-backed stablecoin.
The premarket moves highlight how corporate announcements, merger speculation, analyst ratings, and advancements in artificial intelligence continue to influence investor sentiment. With earnings season underway and AI competition intensifying, investors remain focused on company-specific developments that could shape market performance in the months ahead.
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