Jensen Huang drops out of world's 10 richest after $6.5 billion day

Jensen Huang lost $6.5 billion on Monday and fell from the world's 10th- to 12th-richest person, according to the Bloomberg Billionaires Index. His net worth closed at $148 billion, one spot below Rob Walton, the former Walmart chair.

The Nvidia CEO's slide has two engines. The first is the broader tech sell-off. The second is a board investigation into whether Huang was the target of a "foreign intelligence effort."

Nvidia stock fell as much as 9% on Monday before ending 4.3% lower at $178.67 per share. Huang owns more than 870 million shares, per the company's latest annual report, so his fortune moves in lockstep with the ticker.

How far has Huang fallen?

The drop is steep and fast. Huang ranked 7th as recently as October, with a net worth roughly $60 billion higher than today. He stood 10th when markets closed on Friday. Last week, he briefly dropped out of the top 10 during the worst of the sell-off, then returned by Friday's close.

Nvidia's share price tells the same story. The stock has dropped 21% over the past month and nearly 27% from its October 6 peak of $243.37.

The sell-off reflects investor worry that AI infrastructure will not be built as quickly as hoped. Two triggers stand out:

• High debt levels at neocloud companies, which set off the first wave of doubt.
• Last week's election of several Democrats at the state and federal levels who have spoken out against data center construction.

What does the board investigation cover?

On Sunday, Nvidia's board of directors said it had opened an investigation into whether Huang was the target of a "foreign intelligence effort."

The CEO also sent a note to staff apologizing for being "unfaithful" to his wife of over 40 years, Lori Huang.

The investigation follows a New York Times report in late October. The paper said American intelligence agencies found that Huang had a close relationship with Alice Huang, a Chinese citizen and one-time executive at Megaspeed, a Singapore-based data center company. US officials suspected her company was steering Nvidia's advanced AI chips to China, and concluded that she was a Chinese intelligence asset, the report said.

Why does the market care about a personal scandal?

Huang is not a figurehead. As Nvidia's longtime CEO, he is seen as instrumental to the firm's success. Investors are likely pricing in the risk that the board's investigation could trigger his departure from the company he built into the dominant AI chip supplier — the key-man discount applied in real time to a $148 billion personal stake.

That mechanism links the two engines of Monday's loss. The affair and the spying allegations did not change Nvidia's revenue. They raised the odds that the person investors consider irreplaceable might leave, on top of a month in which AI spending doubts had already cut the stock by a fifth.

The board investigation has no stated deadline, and its outcome will determine whether Monday's $6.5 billion drop marks the bottom of Huang's slide or a step toward a leadership crisis at the world's most-watched chipmaker.