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

Microsoft is OpenAI's largest investor, with a 49% stake, translating to $14 billion. As part of its complicated partnership ...

Masayoshi Son, the Japanese tycoon helming US President Donald Trump's big new AI push, is the son of an immigrant pig farmer with a spectacular but also sketchy investment record.

“I am Masayoshi Son, and SoftBank is not a bank ... Big U.S. technology companies, including Alphabet, Meta, Microsoft, Nvidia and Amazon are set to spend more than $1 trillion in coming ...

OpenAI, SoftBank, Oracle, and President Trump unveil a $500 billion dubbed Stargate project to build massive data centers for ...

Microsoft and OpenAI are loosening the tight bond that connects them. In future, OpenAI will be able to obtain cloud ...

SoftBank CEO Masayoshi Son speaks at a White House press conference on President Donald Trump's plan for AI infrastructure investment. MASA SON, SOFTBANK: Oh, thank you. That would be helpful. That's ...

Microsoft on Tuesday said it has changed some key terms of a deal with OpenAI after the ChatGPT creator announced a joint ...

Shares of SoftBank Group Corp. jumped as much as 8.1% after US President Donald Trump announced a multi-billion dollar push ...

Microsoft, in a blog post, said it has "approved OpenAI's ability to build additional capacity, primarily for research and ...