The S&P 500 fell 1.5% on Monday, Jan. 27, as a Chinese startup's cost-efficient and high-performing AI model sent shockwaves through the U.S. tech sector.

Wall Street's indexes rose on Wednesday, with the benchmark S&P 500 hitting an intraday record high as investors cheered streaming video provider Netflix's quarterly report and President Donald Trump's private-sector artificial intelligence infrastructure investment plan.

Despite the passive investing boom, there’s still growing demand for actively managed exchange-traded fund (ETF) solutions. Undoubtedly, passive investing in index ETFs is simple, effective, and, perhaps most importantly,

The Dow Jones Industrial Average and the other major indexes temporarily crumbled in the final minutes of trading after President Donald Trump reiterated threats to impose tariffs on Canada and Mexico,

The S&P 500 climbed to 6,100 for the first time during Wednesday's session. Traders cheered strong earnings and an AI initiative Trump announced on Tuesday.

Live Updates Make sure to refresh this page periodically for updates. Tesla Gains Fading 9:52 am While Tesla opened above $410 per share, gains are fading in early trading. As of 9:52 a.m. ET, shares are up .

THE S&P 500 and the Nasdaq ended sharply lower on Monday as Nvidia and other chipmakers sold off after surging popularity of a low-cost Chinese artificial intelligence model raised investor worries about the outlooks for current AI leaders in the United States.

Following the widespread tech sell-off driven by the unveiling of DeepSeek's latest AI model, Yahoo Finance host Julie Hyman reviews the stock market's (^DJI, ^IXIC, ^GSPC) reliance on the ...

Solid results from Apple are buoying spirits, as investors brace for PCE inflation and weigh Trump's renewed tariff threat.

Solid results from Apple are buoying spirits, as investors brace for PCE inflation and weigh Trump's renewed tariff threat.

The S&P 500 and Dow were slightly lower on Friday, with indexes losing ground in afternoon trading after the White House said U.S. President Donald Trump will implement on Saturday tariffs of 25% on Canadian and Mexican imports and 10% on Chinese goods with immediate effect.