Japanese investment holding company (Tokyo, 1981) founded by Masayoshi Son. It runs the SoftBank Vision Fund, controls Arm (~87%) and invests heavily in AI (incl. OpenAI, Stargate).
SoftBank Group Corp. is a Japanese multinational investment holding company headquartered in Minato, Tokyo (Tokyo PortCity Takeshiba). It was founded on September 3, 1981 by Masayoshi Son, who remains its chairman, CEO and largest shareholder (about 29.68% as of March 31, 2025). The company is listed on the Tokyo Stock Exchange under ticker 9984. For fiscal 2023 it reported about ¥6.76T in revenue, ¥209.2B net income and ¥46.72T total assets, employing 65,352 people. SoftBank runs the SoftBank Vision Fund — the world's largest technology-focused VC fund (over $100B initial capital) — and controls chip designer Arm Holdings (~87%) and Japanese telecom operator SoftBank Corp. In recent years the group has invested heavily in artificial intelligence: it holds about 11% of OpenAI (~$34.6B invested by end of 2025), committed to the Stargate infrastructure project ($500B, announced January 2025), and acquired Ampere Computing ($6.5B, November 2025) and ABB's robotics division (~$5.375B, closing in 2026).
Founders
Japanese entrepreneur; founded SoftBank in 1981 and remains its chairman, CEO and largest shareholder.
Classification
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