AI craze makes Nvidia the most valuable publicly traded company in history.

Shares in the chip-maker have surged in value as investment in AI continues to gather pace.

AI craze makes Nvidia the most valuable publicly traded company in history.

The chip giant briefly passed $4 trillion in market value, leading the wave of artificial intelligence stocks.

The A.I. chip maker reached the landmark before Apple and Microsoft, as its value rose more than tenfold after ChatGPT’s release in late 2022.