Wall Street’s superstars are tumbling Monday as a competitor from China threatens to upend the artificial-intelligence frenzy ...

The tech-heavy Nasdaq index lost nearly 2.7 percent in early trading, with chipmaker Nvidia down nearly 12 percent.

Nvidia, Microsoft, and Alphabet were among the market's top losers on Monday as the rise of DeepSeek rattled investors.

Monday’s more than $500 billion loss for Nvidia followed panic surrounding DeepSeek’s AI model running on far less of ...

The emergence of DeepSeek's free assistant has placed big doubts over the US market's AI-driven rally of the past two years.

US stocks dropped sharply Monday morning after a surprise advancement from a Chinese artificial intelligence company, DeepSeek, threatened the aura of invincibility surrounding America’s technology ...

Chip giant Nvidia ( NVDA) was more than 11% lower in the first hour of US trading. Industry peer ASML ( ASML) lost 8%, while Arm ( ARM ), Broadcom ( AVGO ), and Micron Technology ( MU) also got ...

Wall Street's tech giants dragged US frontline indices on Monday after China's AI startup DeepSeek rattled Silicon Valley and ...

The DeepSeek-inspired rout is hitting tech-related stocks and broader indexes, such as the S&P 500, hard on Monday morning. But the prospect of cheaper artificial-intelligence models, while bad news ...

UBS analysts advise caution, noting that the tech sector has weathered similar valuation resets over the past decade, often ...

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A Chinese startup's efficient AI development method challenges the approaches of US giants like OpenAI, Meta, and Google.