Masayoshi Son

Chief Executive Officer at SOFTBANK GROUP CORP.

Net worth: 87 449 M $ as of 2025-10-30

68 year

95 connections

Technology Services

Communications

Finance

Profile

Mr. Masayoshi Son is a Chairman at Supercell Oy, a Chairman & Chief Executive Officer at SoftBank Group Corp., a Chairman & Chief Executive Officer at SB Investment Advisers (UK) Ltd. and a President & Representative Director at Wireless City Planning, Inc. He is on the Board of Directors at Arm Ltd. (United Kingdom), SoftBank Group Japan KK, SoftBank Corp. and Wireless City Planning, Inc. Mr. Son was previously employed as a Chairman by SVF Holdco (UK) Ltd., a President, CEO & Representative Director by Softbank Telecom Corp., a President, CEO & Representative Director by SOFTBANK BB Corp., a Chairman by Brightstar International Corp., a Principal by MIC America LLC, a President & Director by SoftBank Holdings, Inc., and a Member by Son Asset Management LLC. He also served on the board at Sprint Corp., Alibaba Group Holding Ltd. and Z Holdings Corp. He received his undergraduate degree from the University of California, Berkeley.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
SOFTBANK GROUP CORP. 34.38%	2025-09-29	490,874,432 ( 34.38% )	87 448 M $	2025-10-30
WDI Corp. WDI Corp. RestaurantsConsumer Services Operates restaurants 0.57%	2025-03-30	36,000 ( 0.57% )	713 247 $	2025-10-30

Latest news about Masayoshi Son

Nov. 26	SoftBank Group Nears 10 Trillion Yen in Landmark Retail Bond Issuance for AI Push	MT
Nov. 20	SoftBank to invest $3 billion in Ohio factory for OpenAI data center, The Information reports	RE
Nov. 19	Bubble or breakout? Nvidia earnings put AI boom under the microscope	RE
Nov. 18	Bubble or breakout? Nvidia earnings put AI boom under the microscope	RE
Nov. 18	SoftBank Wins FTC Clearance for $6.5 Billion Ampere Deal	MT

Masayoshi Son active positions

Companies	Position	Start
SOFTBANK GROUP CORP.	Chief Executive Officer	-
SOFTBANK CORP.	Founder	2006-03-31
ARM HOLDINGS PLC	Chairman	2018-02-28
Supercell Oy Supercell Oy Develops mobile games	Chairman	2013-10-31
Broadband Association	Director/Board Member	-
SB Energy Corp. SB Energy Corp. Provides solar system installation services	Chairman	-
SBLA Advisers Corp. SBLA Advisers Corp. SBLA Advisers invests in companies located in Latin America primarily in Argentina, Brazil, Chile, Colombia and Mexico. The firm focuses on Information technology, e-commerce, digital financial services, healthcare, mobility and insurance sectors. It provides financing for early and growth stage capital requirements.	Chief Executive Officer	2016-12-31
Arm Ltd. (United Kingdom) Arm Ltd. (United Kingdom) SemiconductorsElectronic Technology Develops semiconductors and software platform for IP solutions	Chairman	2018-02-28
SoftBank Group Japan KK SoftBank Group Japan KK Functions as an investment holding company	Director/Board Member	2016-02-29
░░ ░░░░░░░░░░ ░░░░░░░░ ░░░░ ░░░░	░░░░░ ░░░░░░░░░ ░░░░░░░	░░░░░░░░░░

All active positions of Masayoshi Son

Former positions of Masayoshi Son

Companies	Position	End
░░░░░░░ ░░░░░ ░░░░░░░ ░░░░░░░	░░░░░░░░░░░░░░ ░░░░░░	░░░░░░░░░░
░░░░░░ ░░░░░░░░░░░	░░░░░░░░	░░░░░░░░░░
░░░ ░░░░░░░░ ░░░	░░░░░░░░	░░░░░░░░░░
░░░░░░░░ ░░░░░	░░░░░░░░	░░░░░░░░░░
░░░░░ ░░░░░░░ ░░░░░░ ░░░	░░░░░░░	-

See the detail of Masayoshi Son's experience

Training of Masayoshi Son

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of Masayoshi Son's experience

Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Private companies	24
SoftBank Group Corp. SoftBank Group Corp. Specialty TelecommunicationsCommunications Provides mobile communication, broadband and telecom services	Communications
SVF Holdco (UK) Ltd. SVF Holdco (UK) Ltd. Information Technology ServicesTechnology Services Provides information technology services	Technology Services
Arm Ltd. (United Kingdom) Arm Ltd. (United Kingdom) SemiconductorsElectronic Technology Develops semiconductors and software platform for IP solutions	Electronic Technology
LY Corp. LY Corp. Internet Software/ServicesTechnology Services Provides information content, on-line search capabilities, maps, shopping and other services	Technology Services
Softbank Telecom Corp. Softbank Telecom Corp. Specialty TelecommunicationsCommunications Provides wired and wireless telecommunication services	Communications
Likewize Corp. Likewize Corp. Property/Casualty InsuranceFinance Provides insurance, warranty, repair, trade-in, recycling and support services for lost, stolen, damaged & malfunctioned tech devices	Finance
University of California, Berkeley University of California, Berkeley Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
SOFTBANK BB Corp. SOFTBANK BB Corp. Internet Software/ServicesTechnology Services Provides broadband internet services	Technology Services
MIC America LLC MIC America LLC Miscellaneous Commercial ServicesCommercial Services Provides educational support services	Commercial Services
SoftBank Corp. SoftBank Corp. Wireless TelecommunicationsCommunications Provides mobile communication, broadband and telecom services	Communications
SoftBank Holdings, Inc. SoftBank Holdings, Inc. Information Technology ServicesTechnology Services Engages in gathering information on internet-related companies with a view to strategic investment	Technology Services
Alibaba Group Holding Ltd. Alibaba Group Holding Ltd. Internet RetailRetail Trade Operates retail and wholesale e-commerce platforms & provides cloud computing and logistics services	Retail Trade
Son Asset Management LLC
The Raine Group LLC The Raine Group LLC Regional BanksFinance Operates as a global merchant bank that focuses on technology, media and telecommunications	Finance
Wireless City Planning, Inc. Wireless City Planning, Inc. Provides wireless data and voice services
Supercell Oy Supercell Oy Develops mobile games
Sprint Corp. Sprint Corp. Provides wireless and wired telecommunications services
SB Energy Corp. SB Energy Corp. Provides solar system installation services
SB Investment Advisers (UK) Ltd. SB Investment Advisers (UK) Ltd. Softbank Vision invests in technology companies across the Globe. The firm acquires minority and majority interests in both private and public companies with a minimum investment size of $100 million.
SoftBank Group Japan KK SoftBank Group Japan KK Functions as an investment holding company
Miami Beckham United LLC Miami Beckham United LLC Operates as agents of artists, athletes and entertainers
Broadband Association
SBLA Advisers Corp. SBLA Advisers Corp. SBLA Advisers invests in companies located in Latin America primarily in Argentina, Brazil, Chile, Colombia and Mexico. The firm focuses on Information technology, e-commerce, digital financial services, healthcare, mobility and insurance sectors. It provides financing for early and growth stage capital requirements.
Arm Holdings Plc Arm Holdings Plc Develops chips, CPUs, processors and software related to computers