Nvidia could be poised to claim the title of most valuable company in history, as its market capitalization nears $4 trillion. The chipmaker's shares closed at an all-time high Thursday, bringing its ...

Nvidia hit a market value of $3.92 trillion on Thursday, briefly putting it on track to become the most valuable company in history, as Wall Street doubled down on optimism about AI.

Nvidia's newest chips have made gains in training the largest artificial-intelligence models, fueling demand for products by ...