Bubble talk has been rising on Wall Street in the years since ChatGPT set off an AI frenzy in the stock market.

Valuations for the biggest stocks in the S&P 500 (^GSPC) are starting to look stretched, raising fresh concerns about ...

A Bank of America analyst sees a stock bubble forming in the second half of 2025, fueled by the prospect of lower interest ...

Ed Yardeni of Yardeni Research says the stock market could be facing a “speculative bubble,” given recent fresh highs.

U.S. equity inflows from international investors have dropped below $2 billion, down sharply from $34 billion in January. The ...

Kohl's (KSS) is the latest target of the ongoing meme stock rally fueled by retail investors. Yahoo Finance Markets Reporter ...

Palantir stock has risen by 85% so far this year, making it the top-performing company in the S&P 500 and Nasdaq-100.

While the market is partying like it's 1999, investors would be smart to remember what came next: the 2000 dotcom bubble, when stock prices rose substantially above underlying asset values, resulting ...

Compare today’s S&P 500 trends to past crashes. Discover why stronger fundamentals, resilient banks, and inflation risks ...

Traders have repeatedly shrugged off President Trump’s disruptive tariff wars and fiscal policy, pushing U.S. stock prices ...

Some experts are worried about irrational exuberance creating a bubble that’s destined to pop. Read more at straitstimes.com.

Torsten Slok, chief economist at Apollo Global Management, recently argued that the stock market currently overvalues a ...