Microsoft reached a $4 trillion valuation on strong fiscal 2025 results, surging cloud and AI growth, deep ties with OpenAI, its own AI development, and rising demand ahead of Windows 10's ...

Microsoft partners with OpenAI, Nvidia, and xAI to boost Azure AI offerings, showcasing new tools at Build conference. Analysts call Microsoft the AI ringleader as it integrates top models into ...

CoreWeave & Nvidia Partnership Overview Reshaping the AI infrastructure landscape, CoreWeave has become Nvidia’s top GPU cloud partner, ahead of traditional hyperscalers like Microsoft and Alphabet.

Nvidia reclaimed the title of the most valuable publicly traded company. The AI chipmaking giant led by CEO Jensen Huang surpassed Microsoft after its stock jumped 3% to close at $141.40 on Tuesday.

Nvidia has been trading places with Apple and Microsoft at the top of the market cap ranks since last June. The last time Nvidia was the most-valuable company was on Jan. 24.

Nvidia's stock edged 0.5% higher to close just above $155, while Microsoft added 1% to $497.45, topping records set just a day earlier.