
AI-chip jitters weigh on markets as chipmakers skid
The S&P 500 and Nasdaq fell on ongoing AI-chip concerns after Reuters reported that China’s DeepSeek is developing its own AI chip, prompting a broad chip-stock sell-off led by Nvidia; Samsung posted strong earnings but sentiment remained fragile. Rivian slid after unveiling a new share offering, while the Dow inched higher as consumer staples and healthcare outperformed amid the tech drag.













