Mr. Miller, one of President Trump’s top advisers, sold shares in the mining company MP Materials following a lucrative deal between the company and the government.
Stephen Miller, one of the president’s top advisers, sold shares of a mining company after it had begun negotiations with the government, raising concerns among ethics experts.
The Trump administration wants to encourage Chinese companies to use Nvidia’s H200 chip while limiting sales of the company’s newest chips, known as Blackwell.