Nvidia Corp. became the largest company in the world on Tuesday, surpassing Apple Inc. and underscoring just how dominant artificial intelligence has become on Wall Street.

Nvidia (NVDA) is back on top as the world’s most valuable public company ahead of the U.S. presidential election.

Nvidia briefly surpassed Apple as the world’s most valuable company by market cap on Monday. Here’s the story behind the AI chipmaker’s unlikely rise.

Nvidia stock was rising in Tuesday’s premarket as the world gears up for the U.S. presidential election, which could have a big impact on chip makers as well as technology companies more broadly. The stock was up 0.