In a matter of days, DeepSeek proved to be so popular as to climb to the top of Apple's App Store, surpassing OpenAI's ChatGPT as the most downloaded app. But for owners of Nvidia stock, and stock traders in general, DeepSeek is on track of becoming a black swan — an unexpected event with extreme consequences.

The rest of the stock market could finally catch up to the Magnificent Seven this year—and it has nothing to do with DeepSeek. The gap in earnings growth between the Magnificent Seven and the rest of the benchmark index should compress from roughly 8 percent to less than 5 percent by the end of 2025,