Nvidia surpasses Apple as the biggest corporation in the world.

Amid the Al boom, chipmaker Nvidia has overtaken Apple to take the top spot in the world's market capitalization rankings. 

With a 2.9% increase in share price to $139.93, Nvidia's market capitalization reached $3.43 trillion, surpassing Apple's $3.38 trillion market capitalization. The market value of Microsoft, which Nvidia surpassed last month, is $3.06 trillion.