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CIO Warns AI Bubble Bursts When Good News Stops Moving Stocks

David Bahnsen, CIO of The Bahnsen Group, warned on CNBC that the AI bubble may be nearing its end. His tell: when companies report good news but their stocks don't move.

June 29, 2026
2 min read
Source: 24/7 Wall St.
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David Bahnsen, Chief Investment Officer at The Bahnsen Group, warned that the AI bubble may be on the verge of bursting. Appearing on CNBC's Squawk Box this morning, Bahnsen explained that the real danger signal appears when companies deliver the long-awaited good news, yet their stocks fail to respond.

Details

Bahnsen said: "I think a bubble gets ready to pop is when you start seeing companies have the good news everyone’s been talking about and cheerleading and then the stocks don’t respond." This warning comes amid heightened volatility in AI-related tech stocks such as Broadcom (AVGO), Micron (MU), and Palantir (PLTR).

Context

The remarks follow a strong rally in AI stocks over the past two years, fueled by optimism about the technology's potential. However, some analysts have begun questioning whether current valuations are justified. Bahnsen believes the market may have reached a tipping point where optimism alone is no longer sufficient to drive prices higher.

What It Means for Investors

Bahnsen advises investors to exercise caution and monitor market reactions to earnings announcements and positive news. If stocks continue to ignore good news, it could signal that the bubble is about to burst. However, he warns against making hasty decisions based on a single forecast.

Frequently Asked Questions

Bahnsen says the sign is when companies report good news but their stocks do not respond.

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This article was rewritten in Wrqti's editorial style based on information from the original source above. Content is informational only — not investment advice.