The "Magnificent Seven" stocks have dominated the market in 2023, and that's affected index returns that are weighted toward bigger companies. So what drove these massive tech stocks higher?

In this video, Travis Hoium covers the cause of the Magnificent Seven's outperformance, and it starts with artificial intelligence.

*Stock prices used were end-of-day prices of Dec. 22, 2023. The video was published on Dec. 27, 2023.