Masayoshi Son

CEO, Softbank
$55.34B
as of 04/17/26

About Masayoshi Son

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.

Personal stats

Citizenship

Japan

Source of wealth

Telecom, Investments

Residence

Tokyo, Japan

Marital status

Married

Birth date

08/11/57 (age 68)

Number of children

2

Education

Bachelor of Arts/Science, University of California, Berkeley

Self-made

self-made

Masayoshi Son’s fortune is worth

922K

troy ounces of gold

851K

median U.S. household

553K

median U.S. income

1.107%

U.S. credit card volume

0.221%

GDP of the United States

0.163%

United States debt

Net worth history

Annual ranking

Did you know?

The name SoftBank was originally intended to mean a software bank or repository and not a real bank.

Net worth over time

Real-time ranking

Financial assets

TOKYO | 9984-JP

SoftBank Group Corp.

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