Check out the companies making headlines before the bell: Alibaba — U.S.-listed shares of the Chinese tech company jumped 9.3% after Alibaba said it will boost spending on artificial intelligence models and development. It also unveiled new AI products and updates. Lithium Americas — The mining stock rose more than 69% after Reuters reported, citing people familiar with the matter, that the Trump administration was looking to acquire a stake of up to 10% in the company. Oracle – The database software company's stock dropped 1.4% amid uncertainty over the extent to which Oracle will exercise control over TikTok's algorithm as part of its deal to purchase the social media platform alongside other BigTech investors from China-based ByteDance. Micron — Shares fell nearly 1% even after the company posted a better-than-expected quarterly report and upbeat current-quarter guidance. The stock has nearly doubled so far in 2025. Coinbase — Shares rose 1.2% after the cryptocurrency exchange launched the x402 Foundation in collaboration with Cloudflare to establish a universal standard for AI-driven payments. The crypto stock rose alongside bitcoin, which was up more than 1%. MillerKnoll — The office furniture company beat analysts' estimates on its quarterly earnings on Tuesday, sending the stock up around 1%. Douglas Elliman — The luxury real estate brokerage's shares rose roughly 1% after Reuters reported a Wall Street watchdog is investigating alleged insider-trading activity linked to a failed bid to take over the firm. The probe is still in its early stages, the report said. Microsoft – Shares dipped 1% after the technology company acknowledged in a blog post that its existing chip cooling methods will put a ceiling on its business' AI-fueled growth over the next few years. The company also shared that it recently tested a new method of cooling silicon chips using microfluidics. Nvidia – Shares of the artificial intelligence chip darling rose 0.6%, rebounding from its nearly 3% loss in the previous day of trading. Tuesday saw the chipmaker post its worst day since August 29 amid heightened concerns over the sustainability of the AI trade . — CNBC's Sarah Min, Sean Conlon, Yun Li, Alex Harring and Michelle Fox Theobald contributed reporting.
