On Tuesday, all three major U.S. stock indexes reached unprecedented closing highs, largely driven by a surge in Nvidia shares following the announcement of a partnership to build artificial intelligence supercomputers for the U.S. Department of Energy.

Nvidia's CEO, Jensen Huang, revealed the company's intent to develop seven supercomputers and disclosed $500 billion in AI chip bookings, causing Nvidia's stock to rise 5%, adding over $230 billion in market value. In tandem, Microsoft's stock gained 2% after securing a 27% stake in OpenAI, following its restructuring into a public benefit corporation.

Investors are keenly awaiting quarterly earnings from tech giants like Apple, Microsoft, and Amazon this week. Meanwhile, trade discussions between U.S. President Donald Trump and Chinese l

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