SoftBank's Remarkable Comeback: How Masayoshi Son Revolutionized His Fortune

By Patricia Miller

Jun 04, 2026

2 min read

SoftBank has surged 73% in 2026 after investing $87 billion in AI data centers in France, marking a significant turnaround for Masayoshi Son.

#How Did Masayoshi Son Transform His Reputation in the Tech World?

A historical perspective indicates that not long ago, Masayoshi Son, the founder of SoftBank, was viewed as a cautionary tale in the tech industry. His significant losses from various investments, including WeWork, led to skepticism about his capabilities. That perception has drastically shifted. As of early June 2026, SoftBank’s stock has rallied by approximately 73%, momentarily surpassing Toyota to claim the title of Japan’s most valuable company. This resurgence has not gone unnoticed, with political leaders now seeking Son's engagement.

#What Was the Impact of the €75 Billion Investment in France?

SoftBank's recent strategic decision involved a hefty commitment of roughly €75 billion, or about $87 billion, to develop AI data center capabilities in France. The initiative aims to construct 5 gigawatts of data center infrastructure, with 3.1 GW concentrated in the Hauts-de-France area, projected to be completed by 2031. The market's reaction was overwhelmingly positive, as evidenced by a 14% increase in SoftBank’s stock on the day the investment was disclosed.

#How Does AI Influence SoftBank's Growth Strategy?

The investment in France is a visible representation of Son's broader strategy, heavily investing in OpenAI. SoftBank's capital infusion has played a critical role in propelling OpenAI's valuation to approximately $840 billion, marking it as one of the most lucrative tech investments. Alongside this, SoftBank maintains a significant stake in Arm Holdings, whose chip designs are pivotal in both mobile devices and AI operations. These two investments are central to SoftBank's ongoing recovery, representing the software and hardware components of the AI ecosystem.

#What Challenges Did Son Face, and How Did He Overcome Them?

Son's journey has not been without adversity. During the Vision Fund period, he faced scrutiny due to significant losses, particularly the WeWork situation, which impacted his reputation. However, the shift towards AI has revitalized SoftBank, with the company reporting a profit of $20.7 billion for the nine months ending December 2025, indicating a robust recovery.

#What Should Investors Watch for in SoftBank's Future?

The recent rally in SoftBank's stock is essentially a bet on the burgeoning AI infrastructure development. The substantial investment in France stands in sharp contrast to the venture funding in blockchain technologies, indicating a strategic pivot. Investors need to scrutinize execution closely since Son's massive financial commitments will require time to yield returns; hence, it is vital to monitor SoftBank's debt-to-equity ratio and cash flows from its stakes in Arm and OpenAI as indicators of the project's viability and long-term success.

Important Notice And Disclaimer

This article does not provide any financial advice and is not a recommendation to deal in any securities or product. Investments may fall in value and an investor may lose some or all of their investment. Past performance is not an indicator of future performance.