Nvidia stock dropped 17% on Monday, Jan. 27 in an unprecedented bloodbath in the AI sector. In fact, it was the worst single-day dollar-value loss for a single stock in history, as Nvidia gave up roughly $600 billion in market cap.

Nvidia Corp.’s stock is declining in Monday action as investors weigh the potential for tariffs to impact chip companies and continue to assess the fallout from DeepSeek. Shares of Nvidia are down 3.4% in midday action to rank among the worst performers in the PHLX Semiconductor Index The stock has pared losses with President Trump now saying he has agreed to pause the Mexico tariffs for a month.

Nvidia (NASDAQ:NVDA) stock has been on a rough ride over the past week, plunging 16% after China’s DeepSeek unveiled its R1 AI model. This