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SoftBank founder Masayoshi Son, who sold entire stake in Nvidia to fund OpenAI deal, says: I think OpenAI

Reported by Timesofindiadiatimes
Jun 2, 2026· 3 min read
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Key Takeaways
  • • SoftBank sold its entire $5.8 billion Nvidia stake to fund a strategic pivot toward OpenAI and AI infrastructure investments, with founder Masayoshi Son expressing high confidence in OpenAI's prospects and future public listing potential.
  • • OpenAI represents approximately 20% of SoftBank's net asset value, while Arm holdings exceed 50%, positioning the conglomerate as a major concentrated bet on artificial intelligence rather than semiconductor manufacturing.
  • • SoftBank committed €75 billion ($87 billion) to AI infrastructure development in France, building 5 gigawatts of data center capacity, marking Europe's largest AI infrastructure investment by the company and complementing the Stargate joint venture with OpenAI in the US.
  • • Son projects the AI revolution will be "50x bigger than the dot-com boom," using historical tech cycles to justify aggressive capital redeployment and multiple geographic infrastructure commitments despite near-term volatility concerns from investors.
  • • SoftBank recently surpassed Toyota as Japan's most valuable company after holding the position for 20 years, reflecting market confidence in Son's AI-focused strategy and capital allocation decisions.
Summary
SoftBank founder and CEO Masayoshi Son has doubled down on the company's commitment to OpenAI following the complete liquidation of its $5.8 billion Nvidia stake, a strategic move designed to fund the AI startup and associated infrastructure projects. Speaking to CNBC in Paris, Son expressed strong conviction about OpenAI's trajectory, stating he believes the company "will be very successful" as it explores a public listing. This repositioning reflects a fundamental shift in SoftBank's investment thesis away from semiconductor exposure toward direct stakes in AI development and compute infrastructure.

The capital reallocation reveals Son's conviction in OpenAI's valuation and potential, despite investor concerns about concentration risk. According to Son, OpenAI accounts for just over 20% of SoftBank's net asset value, a substantial but not dominant position within the conglomerate's portfolio. This is dwarfed by Arm holdings, which represent more than 50% of the group's net asset value, positioning Arm as SoftBank's flagship asset. The Nvidia exit, while generating $5.8 billion in liquidity, underscores Son's belief that AI software and infrastructure represent superior long-term investment opportunities compared to chip design exposure.

SoftBank's AI infrastructure ambitions extend well beyond OpenAI investment. The company announced a €75 billion ($87 billion) investment plan to develop AI infrastructure capacity in France, including construction of 5 gigawatts of data center capacity—the company's largest European AI infrastructure commitment to date. This complements the previously announced Stargate joint venture with OpenAI, focused on building AI infrastructure in the United States. These parallel investments signal a comprehensive geographic strategy to capture AI computing growth across major markets.

Son framed the current AI revolution in expansive historical terms, claiming it will be "more than 10x, probably 50x bigger than the dot-com" boom of the 1990s and 2000s. He acknowledged that boom-and-bust cycles are inherent to innovation systems, implicitly addressing volatility concerns from institutional investors regarding SoftBank's concentrated AI bets. The strategic repositioning has already yielded market recognition: SoftBank recently surpassed Toyota as Japan's most valuable company, ending Toyota's 20-year tenure at the top—a significant validation of Son's AI-focused capital allocation strategy.

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Sources

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AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Timesofindiadiatimes SoftBank founder Masayoshi Son, who sold entire stake in Nvidia to fund OpenAI deal, says: I think OpenAI