A small group of seven companies, including Alphabet, Amazon, Apple, Meta Platforms, Microsoft, Nvidia and Tesla, have become so dominant that they alone contributed to more than half of the S&P 500’s

Shock to financial markets came from Chinese firm whose AI app it says was made at a fraction of US AI models.

Shares of Japanese chip-related firms were feeling the heat on Monday. Today’s slump comes as Chinese AI startup DeepSeek gained traction with its updated AI model, raising fears about potential challenges to US technological dominance.

By Sinéad Carew, Amanda Cooper and Ankur Banerjee LONDON/SINGAPORE (Reuters) - Investors made a quick exit from a host of technology stocks from Tokyo to New York on Monday as the emergence of a low-cost Chinese artificial intelligence model challenged the dominance of current AI leaders such as Nvidia .

SoftBank Group CEO Masayoshi Son is shifting his focus away from investments in China and toward the US, as seen with his involvement with President Donald Trump and the recently announced Stargate.

Investors sold technology stocks across the globe as they worried that the emergence of a low-cost Chinese artificial intelligence (AI) model would threaten the dominance of current leaders.

US tech giants' shares plunged on Monday as a new Chinese AI model sent shockwaves through the sector amid fears of its dominance

Chinese startup DeepSeek has shaken the belief that only a few firms with huge budgets can compete in the artificial intelligence field — potentially challenging an investment case that rewarded the biggest players with rich valuations.

Investors will be looking out for Malaysia’s central bank policy meeting today, where it’s expected to keep its policy rate steady at 3%.

Nasdaq futures fall as DeepSeek's AI challenges tech sector, rattling investor confidence in chips and profitability. Nvidia, SoftBank shares drop.

BANGKOK (AP) — World shares were mixed on Thursday after China rolled out more moves to try to boost its lagging stock markets by raising confidence that prices will rise. Germany's DAX gained 0.2% to 21,300 and the CAC 40 in Paris edged 0.1% higher to 7,847.38. Britain's FTSE 100 slipped less than 0.1% to 8,539.88.

The partnership formed by Oracle, OpenAI and SoftBank is due to invest up to $500 billion. SoftBank's shares rose 3.7% on Thursday in Tokyo trading after jumping 11% the day before. Elsewhere in Asia, the S&P/ASX 200 in Australia fell 0.6% to 8,383.50, while the Kospi in Seoul lost 0.8% to 2,526.98.