Artificial intelligence stocks got a major shake-up when Nvidia (NVDA), the leader in AI chips, notched their largest single-day plunge since 2020. On Jan. 27, Nvidia shares dropped by 17%, wiping out an astonishing $589 billion from Nvidia’s market capitalization.

Microsoft's stock held its own while investors panicked about DeepSeek's potential impact on other corners of the technology sector. That suggests Wall Street isn't too worried that DeepSeek's advancements in cost efficiency pose a major threat to Microsoft.