Nvidia chips should be hit with tighter U.S. export controls following revelations the company’s technology was used by Chinese artificial intelligence startup DeepSeek, the bipartisan leaders of an ...

Samsung Electronics Co. has obtained approval to supply a version of its fifth-generation high-bandwidth memory chips to ...

Earnings and guidance still matter most when it comes down to real decisions about buying, holding and selling stocks. An old-school big tech stock was among the day's biggest upside movers, while a ...