Stock Market 15 December 2025

Anthropic has secured support from Micron Technology, which will supply memory and storage for the AI startup and participate in its new funding round as Anthropic prepares for an IPO. IBM shares rose over 3% pre-market after announcing a cyber-defense deal with OpenAI and new U.S. quantum-computing orders, even as Nasdaq futures fell. American Airlines shares increased 0.56% to $16.08, helped by a drop in jet-fuel prices from $4.88 to $2.85 per gallon since April, though the airline is also under scrutiny due to a recent near-miss incident. The KOSPI index in Seoul fell 9.99%, its largest drop in over three months, after a selloff in chipmakers following a record AI rally and regulatory warnings, leading to a trading halt. Power Plate Meals recalled nearly 5,800 pounds of frozen meatloaf due to undeclared soy, affecting distributors in Minnesota, North Dakota, and South Dakota. U.S. index ETFs were little changed in after-hours trading, with blue chips slightly up and growth stocks weaker. Amazon shares dropped 4.75% as investors questioned the payoff of AI spending. Keel Infrastructure rose 5.9% on speculation about leasing power properties for AI data centers. Nokia shares climbed after expanding its AI network-software partnership with Google Cloud. Infleqtion gained about 5% following a White House policy boost for quantum sensing and networking. Nexentis Technologies more than doubled after an AI drug-discovery update. Grab fell 2.24% despite higher revenue and profit, as investors weighed buybacks and AI initiatives against concerns over growth. Tesla shares rose 1.14% amid continued focus on its robotaxi strategy. Marvell ended its S&P 500 debut down 0.9%, with investors weighing AI-driven gains against high valuations. Apple slipped 0.3% but outperformed most big tech peers. Nvidia fell 0.97% as large tech names weighed on the Nasdaq. SpaceX dropped 16.43% after starting its first bond sale, raising at least $20 billion. Chipotle fell 6% in its first session after the Juneteenth holiday. Snap closed at $4.63, with investors focused on capital discipline following its recent consumer Specs launch.