US stocks end a choppy day mixed. Intel warns of chip sales licenses. Trump calls for lower rates. UnitedHealth posts weak earnings.

AI chip giant Nvidia warned that it will take a financial hit from new requirements around its H20 chips, which are aimed at the Chinese market. Shares in Nvidia Corporation and other chip technology companies are down in premarket trading this morning after Nvidia confirmed that it would take a significant financial hit to cover costs associated with a newly required export license so it can ship some of its latest chips outside of the

U.S. stocks fell Wednesday after Nvidia warned new restrictions on exports to China will chisel billions of dollars off its results, while companies around the world said President Donald Trump’s trade war is clouding forecasts for how they and the economy will do this year.

Nvidia (NVDA) stock fell as much as 4% Thursday, extending the AI chipmaker's nearly 7% decline the prior day after disclosing that the US government had effectively banned exports of its chips to China.

Chinese growth held steady in the first quarter, but is likely to slow as Trump's tariffs and the U.S.-China trade war heat up. Follow along for live updates on the Dow, S&P 500 and Nasdaq.

Global chip stocks slumped on Wednesday after Washington curbed exports of an AI chip Nvidia had tailored for China, further cutting off the crucial growth market for semiconductors in a move that will cost the AI pioneer $5.