U.S. markets sold off on Monday after a little-known Chinese artificial intelligence start-up ignited concerns about the valuations of technology companies.

Corporate earnings are coming in strong. Investors are also seeing the Trump administration take a less aggressive approach to tariffs than some had expected.

Stronger-than-expected data on the labor market has added to clues that the economy continues to run at a solid pace, amplifying fears about stubborn inflation.

The S&P 500 is set to post back-to-back annual gains of more than 20 percent for the first time since the late 1990s. Analysts expect...

The Federal Reserve cut rates for a third time this year, but investors shuddered at revised forecasts suggesting only two cuts in 2025.

President-elect Donald J. Trump often says he prefers a weaker dollar, but economists and investors think his proposed policies will have the opposite effect.

Yields on government bonds — which underpin all kinds of borrowing in the economy — are rising. But the Fed is cutting rates. What gives?

The bullishness on Wall Street is largely based on confidence that the Federal Reserve will tame inflation, the economy will remain solid and corporate earnings...

The S&P 500 is hovering just below record territory, driven by a revived rally as bets have grown that the Federal Reserve will cut interest...

Warren Buffett’s conglomerate joined a small club of companies that have crossed the mark.