The S&P 500's Shiller P/E ratio cleared 40 for the first time since the dot-com bubble, when it preceded a 49% crash in the ...
The eye-watering surge in U.S. tech giant Oracle's share price on Wednesday added fuel to a fiery debate: is the U.S. artificial intelligence stock boom a bubble destined to burst?
The S&P 500 exhibits at least five classic bubble signs, including high valuations, speculative inflows, and unsustainable ...
AI optimism is driving the S&P 500 price-to-book ratio to records, surpassing dot-com levels. High valuations reflect expectations for AI-driven earnings. While the ratio's level is head-turning, it ...
Opinion
2dOpinion
The AI Stock Market Bubble: Why It Hasn't Burst Yet and What's Keeping Valuations High
As AI stocks continue to defy gravity, investors are grappling with a fundamental question: Is this another dot-com bubble waiting to burst, or are we witnessing the birth of a new market paradigm?
Is this time different? "It better be," warns BofA strategist Michael Hartnett. By one metric, stock valuations are beyond ...
A trader works on the floor of the New York Stock Exchange during morning trading on August 13, 2025 in New York.ANGELA WEISS/AFP via Getty Images AI optimism is driving the S&P 500 price-to-book ...
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