# Masayoshi Son

> Masayoshi Son is a Series C investor at SB Energy backing Artificial Intelligence and Internet. See 21 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [SB Energy](https://shizune.co/investors/profile/sb-energy)
- Location: Tokyo, Japan
- Total investments: 21
- Last investment: Jun 2026
- Lead investor: 62%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/masayoshi-son-29a8a447
- X (Twitter): https://twitter.com/masason
- Website: https://x.com/masason
- Facebook: https://www.facebook.com/masason

Masayoshi Son is a Series C investor at SB Energy in Tokyo focused on Artificial Intelligence and Internet. Masayoshi Son is the Founder and Chief Executive Officer of SoftBank. He previously worked at Vodafone as a Chairman of the Board of Directors. Masayoshi Son attended the University of California in Berkeley.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Artificial Intelligence | 5 | 24% |
| Internet | 3 | 14% |
| Software | 3 | 14% |
| Automotive | 3 | 14% |
| Hardware | 2 | 10% |

36 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series C | 3 | 14% |
| Series B | 2 | 10% |
| Corporate Round | 2 | 10% |
| Post-IPO Equity | 2 | 10% |
| Secondary Market | 2 | 10% |

10 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 5 | 24% |
| India | 2 | 10% |
| United Kingdom | 2 | 10% |
| Japan | 1 | 5% |
| Norway | 1 | 5% |

6 countries tracked in total.

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Helion Energy | Operator of a patented plasma accelerator technology designed to address the growing need for clean energy. The company's technology specializes in designing fusion generators based on magneto-inertial fusion with a fifty-megawatt module and energy regeneration, thereby enabling customers to use low-cost, clean, and safe energy. | $465M | Series G | Jun 04, 2026 |  |
| Graphcore | Graphcore is a startup that develops a microprocessor designed for AI and machine learning applications. It has created a new processor, the Intelligence Processing Unit (IPU) for artificial intelligence. The IPU’s unique architecture means developers can run current machine learning models orders of magnitude faster. The company was founded in2016 and is headquartered in Bristol, United Kingdom. | $457.2M | Corporate Round | May 12, 2026 |  |
| Intel | Intel is building on its unrivaled history of innovation to power the future of computing and communications. Intel's ambitions? A world that runs on Intel. Intel is doing this by helping its customers find the technologies and solutions that allow them to transform their businesses and gain market advantage.And it all starts with data.Intel is on a journey from a PC-centric company to a data-centric company. Intel's unmatched depth of experience and scope of vision allows it to dream big, to create a world where Intel powers the future of computing and communications—including powerful processors and accelerators that unlock the full potential of data. Intel continuously delivers advances in performance, power, and connectivity across a diversity of data-centric workloads, so its customers can harness the raw power of data.Intel's innovations span architecture, memory, software, and security to help develop transformative products and experiences for its customers. Collectively, Intel's 107,000 employees worldwide are enabling amazing experiences in 5G, artificial intelligence, driverless cars, and much more. | $2B | Post-IPO Equity | Aug 18, 2025 |  |
| Helion Energy | Operator of a patented plasma accelerator technology designed to address the growing need for clean energy. The company's technology specializes in designing fusion generators based on magneto-inertial fusion with a fifty-megawatt module and energy regeneration, thereby enabling customers to use low-cost, clean, and safe energy. | $425M | Series F | Jan 28, 2025 |  |
| The Stargate Project | The Stargate Project operates as an artificial intelligence(AI) joint venture created by OpenAI, SoftBank, Oracle and investment firm MGX. |  | Corporate Round | Jan 21, 2025 |  |
| Telexistence | TELEXISTENCE Inc. aims to be the systematic innovator of scale in robotics. Innovator means new stuff. And scale means big, systematic ways of looking things done in a way that’s reproducible. | $3.3B | Series B | Jul 06, 2023 |  |
| Telexistence | TELEXISTENCE Inc. aims to be the systematic innovator of scale in robotics. Innovator means new stuff. And scale means big, systematic ways of looking things done in a way that’s reproducible. | $3.3B | Series B | Jul 06, 2023 |  |
| Plenty | Plenty is a vertical farming company that brings fresh, clean, and craveable produce to people everywhere. Plenty's vertical farms a fraction of the water and land required in conventional farming, are pesticide-free, and produce zero fertilizer runoff.Plenty is a collective of growers, innovators, engineers, scientists, artists, foodies,and plant romantics working to improve the health of plants, people, and the planet.It was founded in 2014 and headquartered in South San Francisco, California. | $400M | Series E | Jan 25, 2022 |  |
| Ola Electric | Ola Electric Mobility engages in the leasing of electric cars. It is working with vehicle and battery manufacturers, cities, driver-partners, and the mobility ecosystem to make electric mobility convenient, dependable, and affordable. Ankit Jain and Anand Shah founded Ola Electric Mobility on May 26, 2017. It has its headquarters in Bengaluru inIndia. | $200M | Series C | Sep 30, 2021 |  |
| Fanatics | Fanatics designs, manufactures, and distributes high-quality fan gear and jerseys across retail channels, better serving the real-time expectations of leagues, teams, fans, and retailers in today’s mobile-first, on-demand culture. The company was founded in 1995 and is headquartered in Jacksonville, Florida. | $325M | Private Equity | Aug 10, 2021 |  |

10 of 21 investments shown.

## Co-investors
- [Lightspeed Venture Partners](https://shizune.co/investors/profile/lightspeed-venture-partners) — VC Fund, 5 deals together
- [Qualcomm Ventures](https://shizune.co/investors/profile/qualcomm-ventures) — VC Fund, 3 deals together
- [Airbus Ventures](https://shizune.co/investors/profile/airbus-ventures) — VC Fund, 2 deals together
- [Capricorn Investment Group](https://shizune.co/investors/profile/capricorn-investment-group) — VC Fund, 2 deals together
- [Global Brain Corporation](https://shizune.co/investors/profile/global-brain-corporation) — VC Fund, 2 deals together
- [Globis Capital Partners](https://shizune.co/investors/profile/globis-capital-partners) — VC Fund, 2 deals together

## About SB Energy

VC Fund · Tokyo, Japan

SB Energy is a Power generation business by natural energy.

3 contacts available at SB Energy.

| Name | Title | Profile |
| --- | --- | --- |
| Jaime Carlson | Strategy & Investments | https://shizune.co/investors/profile/jaime-carlson |
| Masayoshi Son | Founder and Executive chairman | https://shizune.co/investors/profile/masayoshi-son |
| Shigeki Miwa | President and CEO | https://shizune.co/investors/profile/shigeki-sean-miwa |

## Similar investors

### Similar stage
- [Sequoia Capital](https://shizune.co/investors/profile/sequoia-capital) — VC Fund
- [New Enterprise Associates](https://shizune.co/investors/profile/new-enterprise-associates) — VC Fund
- [Bessemer Venture Partners](https://shizune.co/investors/profile/bessemer-venture-partners) — VC Fund

## FAQ

### What does Masayoshi Son invest in?

Masayoshi Son invests primarily in Artificial Intelligence, Internet and Software startups, most often at Series C and Series B stage. Most of the 21 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Masayoshi Son last invest?

The most recent investment recorded for Masayoshi Son closed in Jun 2026. Shizune tracks 21 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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