Oracle hit hard in Wall Street’s tech sell-off over its huge AI bet

Oracle has been hit harder than Big Tech rivals in the recent sell-off of tech stocks and bonds, as its vast borrowing to fund a pivot to artificial intelligence unnerved Wall Street.

The US software group founded by Larry Ellison has made a dramatic entrance to the AI race, committing to spend hundreds of billions of dollars in the next few years on chips and data centers—largely as part of deals to supply computing capacity to OpenAI, the maker of ChatGPT.

The speed and scale of its moves have unsettled some investors at a time when markets are keenly focused on the spending of so-called hyperscalers—big tech companies building vast data centers.

Oracle shares are down 25 percent in the past month, nearly twice the fall of the next worst-performing hyperscaler, Meta.

The slide has reversed more than $250 billion of gains in its market value when the ...