Nvidia fell 4%, Advanced Micro Devices 3.3% and Intel 0.7%, while futures tracking the tech-heavy Nasdaq 100 index edged 0.5% lower.of Nvidia's advanced chip called A800 without a special U.S. export license.
"With an update on export controls now expected, investors will assess just how limiting the new rules will be for chip makers' sales," said Susannah Streeter, head of money and markets, Hargreaves Lansdown. "A handful of tech companies pack a huge punch on Wall Street due to their sheer size, so any wobble in confidence reverberates on indices."
Rising expectations over the advancements in AI has helped Wall Street gains this year, with Nvidia at the pole position on the S&P 500 index with its 187% jump so far this year.Nvidia is trading at 47 times its expected 12-months earnings, while AMD is at a 31.2 multiple and Intel at 31.8, way above the S&P 500's multiple at 19, according to Refinitiv data.