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

Here are five signs to look for to judge whether we’re in bubble market territory and what we’ll likely see if we’re there. There’s an old saying on Wall Street: “No one rings a bell at the top.” It ...

Quantum computing stocks have absolutely dominated this year, despite challenging and uncertain macroeconomic conditions.

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 ...

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

With Wall Street's surge to record highs, the U.S. stock market looks nearly as expensive as ever, and investors are debating ...

The stock market is primed for a correction as equity valuations hit historically high levels, according to economist David Rosenberg. Rosenberg highlighted that a 26% surge in the S&P 500 over ...

Is the stock market forming a bubble? A review of stock market valuation indicators. Published: June 26, 2023 at 6:05 a.m. ET. Share. Resize. Listen (3 min) Photo: Getty Images/iStockphoto.

On Thursday, a team of Deutsche Bank strategists offered one reason why lofty valuations might be here to stay: Over the past 30 years, growth in corporate earnings has accelerated, outstripping ...

In the late 1990s, mania over internet businesses created a stock market bubble. Tech companies added “.com” to their names and watched their valuations soar. The Nasdaq skyrocketed nearly ...

The stock market has been on a tear over the past two years, with the S&P 500 increasing around 25 percent in both 2023 and 2024. In 2024 alone, the index closed at record highs more than 50 times ...