The Nasdaq Composite slid more than 3% in Monday’s trading as a slate of AI-related plays, including chip darling Nvidia, tanked.

Fact checked by Stella Osoba Passive investing has often been a proven winner in the long term, but investors still need to choose which index to invest in. The S&P 500 and the Nasdaq 100 are two of the most popular options.

Futures tied to the Nasdaq-100 index sank more than 4% early Monday, on concerns about disruptive Chinese AI technology. If the tech-heavy index drops by a similar amount in regular trading hours, that would mark the worst day in more than two years.

American stocks crashed on Monday as focus shifted to the upcoming Federal Reserve interest rate decision and as concerns about DeepSeek’s success. Futures tied to the Dow Jones index fell by over 1%,

Nvidia drops 12% as DeepSeek’s AI model challenges tech giants’ investments. Nasdaq 100 futures slide 3.5%; traders brace for Big Tech earnings.

It's often the case that U.S. traders treat an overnight sell-off in stock-index futures as an opportunity rather than a warning. So the next few hours, as the East coast wakes, up will be instructive.

PM ET. Please refresh the page if you do not see a player above at that time.] CNBC’s ETF Edge is dedicated to the fastest-growing trend in investing right now: ETFs. Every Monday, Bob Pisani will be joined by a panel of top market participants to offer educational and actionable advice

The Nasdaq 100 Index has nearly doubled since the start of 2023, adding $14 trillion in value in the process. Evercore ISI’s Rich Ross is prepared for that rally to continue, shrugging off fears of a familiar nemesis: rising bond yields.

​​​FTSE 100, DAX 40 and Nasdaq 100 drop amid China growth contraction and AI concerns. ​The FTSE 100 is swiftly coming off Friday's 's record high at 8,587 amid renewed US tariff threats but seems to be finding support marginally above its key 8,419-to-8,372 support zone. This is expected to hold.

The recent three-week slide in the Nasdaq 100 has almost wiped out its post-US presidential gains. Click to read.

Our $20300-600 target zone was reached on January 13, and the subsequent current rally strongly suggests that $22825-23400 is next, as forecasted.

After China's DeepSeek prompts AI rethink, futures point to biggest pullback in years for the Nasdaq. Follow along for live updates on stocks and other markets, including the Dow Jones Industrial Average,