“It’s All One Trade.” ‘Big Short’ Investor Sells Google And Warns Your 401(k) Isn’t as Diversified as You Think

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By AJ Tiarsmith Published

Quick Read

  • Eisman exited his long-held GOOGL position to cut AI risk despite Alphabet posting 24% revenue growth and $119.8B in Q2 revenue.

  • His "it's all one trade" warning: more than 50% of the typical 60/40 portfolio's equity sleeve is now tech and AI-linked.

  • Eisman warns Anthropic and OpenAI's increasingly expensive models could bottleneck the entire AI spending cycle, threatening hyperscaler returns.

  • Act now: the analyst who called NVIDIA in 2010 just named his top 10 AI stocks — and Google didn't make the cut. Grab the names FREE today.

“It’s All One Trade.” ‘Big Short’ Investor Sells Google And Warns Your 401(k) Isn’t as Diversified as You Think

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Steve Eisman, the investor who famously bet against the subprime mortgage bubble and host of The Real Eisman Playbook podcast, told CNBC on July 27, 2026 that he has exited a long-held position in Alphabet (NASDAQ:GOOGL | GOOGL Price Prediction) specifically to dial back his exposure to the artificial intelligence trade. His warning to investors is broader than one stock: the 60/40 portfolio most Americans hold in their 401(k) is, in his view, a single-factor AI bet in disguise.

“I sold my Google a couple of months ago. I’ve owned Google. I can’t even tell you how long I’ve owned Google, but I felt I wanted to reduce my exposure to AI,” Eisman said. The sale is framed as risk reduction, not a bearish call on Alphabet’s business.

The “It’s All One Trade” Thesis

Eisman’s central argument is that portfolio diversification has become an illusion because AI-linked exposure now dominates both sides of a standard allocation.

“It’s all one trade. It’s literally one. I mean, even people who think they’re diversified because they own 60% stocks and 40% bonds are missing the fact that they’re actually not diversified because of their 60%. More than 50% of it is tech and AI related. And of the 40% of bonds, most of the new issuance of bonds is AI related,” he said.

The math behind that concern is visible in the indexes. The Nasdaq-100 is up 21.1% over the past year, while the S&P 500 has climbed 16.47%. BlackRock’s 2026 outlook flagged the same phenomenon, arguing that allocations made under the guise of diversification may now in fact be big active bets because an ever-larger share of U.S. equity returns reflects a single common driver.

Why Google, And Why Now

Alphabet’s Q2 2026 report, filed July 22, 2026, shows why exiting the name is a statement about the AI trade rather than the company. Alphabet delivered EPS of $9.11 against a $3.04 consensus, revenue of $119.80 billion up 24.2% year over year, and Google Cloud revenue of $24.77 billion accelerating to 82% growth.

The bill for that growth is the concern. Capital expenditures hit $44.92 billion in the quarter, free cash flow turned negative at -$5.86 billion, long-term debt climbed from $46.5 billion to $98.2 billion, and the stock buyback program was suspended. Full-year 2026 CapEx guidance sits at $175 to $185 billion. Shares are down 7.4% over the past month even after a 66.86% one-year gain.

A Binary Outcome

Eisman frames the setup as offering little middle ground. “If this is a binary situation where AI succeeds and the market continues to push higher and higher… I think we have a big correction,” he said. He is arguing that if AI does not deliver, the correction could be severe and widespread because real diversification does not exist at current allocations.

He also flagged a specific pressure point at the model layer. “I think one of the bottlenecks is that Anthropic and OpenAI are responsible for a lot of the spending that people are doing. And Anthropic and OpenAI have models that are now much more expensive than the competition. And I think that is a potential bottleneck,” Eisman said. Both companies are privately held, so retail investors cannot directly own or short them, but their pricing shapes the unit economics of every hyperscaler CapEx dollar.

Sitting In Cash

For now, Eisman is not rotating into a new theme. “I’m just sitting. You know, I’ve got cash. So I can try and figure out what to do,” he said.

The takeaway for readers watching their own 401(k) balances: prediction markets currently assign a 0.923 probability that GOOGL closes above $310 by month-end, and Wall Street’s average analyst target sits at $428.12. Eisman’s warning is that those bullish signals, and the index gains behind them, ride on one factor. If that factor wavers, the equity sleeve and the bond sleeve of a “balanced” portfolio may move together rather than offsetting each other.

Contact [email protected] for any questions or corrections.

Photo of AJ Tiarsmith
About the Author AJ Tiarsmith →

AJ has spent the past 10 years writing about financial markets at The Motley Fool. His coverage centers on technology stocks and the broader macroeconomic trends, from interest rates to geopolitics,  that shape where markets are headed next. AJ is drawn to the stories where big-picture economics and individual companies collide.

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