Portrait of Masayoshi Son

Rank #25

Masayoshi Son

Net worth $83.9B

Telecom, Investments · Japan

Born
Aug 11, 1957
Age
68
Source
Telecom, Investments
Residence
Tokyo
Citizenship
Japan
Marital status
Married
Children
2
Education
Bachelor of Arts/Science, University of California, Berkeley

Net worth over time

Biography

  • Masayoshi Son founded and runs investment giant SoftBank Group, which reported net profit of 3.2 trillion yen ($20.5 billion) on sales of 5.7 trillion yen ($37 billion) for the nine months ended December 31, 2025.
  • Investors in Son's Vision Fund 1 include Apple, Qualcomm, Foxconn, the family office of billionaire Larry Ellison and Saudi Arabia's sovereign fund.
  • The Vision Funds have invested in over 400 companies, including ride-share firm Grab, Korean e-commerce leader Coupang and India's food-delivery platform Swiggy.
  • Son is investing billions of dollars in AI, including in the $500 billion Stargate Project, in partnership with OpenAI, Oracle and MGX, to build AI infrastructure in the U.S.
  • In November 2025, SoftBank sold its entire stake in chipmaker Nvidia for nearly $6 billion to fund its investment in OpenAI. It plans to invest $30 billion in three tranches between April and October 2026.
  • In 2024, SoftBank Group announced a joint venture with Riyadh-based investment firm Alat, for manufacturing industrial robots.
  • The name SoftBank was originally intended to mean a software bank or repository and not a real bank.

Financial assets

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