Nvidia is now the world’s most valuable company, surpassing Apple in a tech shake-up that reflects the growing dominance of artificial intelligence.

Jensen Huang runs Nvidia, the world's hottest chip maker. The company's stock surge means he is now worth more than $122 billion.

Ending Wednesday with a market cap of $3.57 trillion, Nvidia has surpassed Apple to become the world's most valuable company. Over the last two years, the