Nvidia’s Stock Is Sinking as Doubts About Its AI Dominance Grow

Nvidia Corp. is facing rising concerns that its stranglehold on the market for semiconductors used in artificial intelligence computing is slipping. And that skepticism is now showing up in the stock market. Most Read from Bloomberg Shares of the chipmaker fell 2.6% on Tuesday following a report suggesting that Alphabet Inc.’s AI processors are gaining ground. While the stock rose 2.2% on Wednesday, shares remain down 10% this month, erasing more than $500 billion in market value, as investors grow incre ...