Masayoshi Son founded SoftBank in 1981. It has invested millions in some of Silicon Valley's biggest tech companies.

World shares showed mixed results as China introduced measures to boost its stock markets. European indices saw slight gains, ...

SoftBank Group Corp. and OpenAI each plan to commit $19 billion of capital to Stargate, the $100 billion US AI endeavor ...

Tokyo stocks ended higher Thursday as technology issues rose on hopes for robust investment and a weaker yen lifted exporters, but a cautious mood prevailed amid uncertainty over U.S. tariff policy.

TOKYO (Reuters) -SoftBank CEO Masayoshi Son's plan to invest billions in AI in the United States shows one way to handle the ...