US Stock Valuations Hit Historic Highs as Market Bubble Fears Intensify

14 articles · Updated · The Motley Fool · Apr 18

Major US stock market valuation indicators, including the CAPE ratio and Buffett Indicator, have reached record or near-record highs in 2026.
The S&P 500’s CAPE ratio is near 39 and the Buffett Indicator exceeds 230%, levels associated with previous market bubbles and crashes.
Wall Street is divided: some warn of a bubble and possible downturn, while others believe AI-driven earnings growth could justify current valuations.

AI profits are soaring, but valuation warnings flash red. Is the stock market facing a 2000-style crash?

Just seven tech giants dominate the stock market. Is this a sign of durable strength or extreme systemic risk?

As Mideast tensions fuel stagflation fears, can the AI boom shield the stock market from a harsh reality?

AI drives market highs while job cuts accelerate. Is the U.S. economy entering a 'jobless boom'?

If traditional market warnings like the 'Buffett Indicator' are now obsolete, how can investors spot the next bubble?

With inflation high and growth slowing, is the Fed's 'hawkish hold' policy steering the economy toward stagflation?