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SoftBank Extends Rally as Investors Crowd Into AI Trade

By Kenji Yamamoto on May 22, 2026 10:40 am |

Asia Market, Asia News and Science & Technology

Tokyo, 22 May 2026 – SoftBank Group extended its powerful rally on Friday, with shares surging more than 12% as investors continued to pile into artificial intelligence-linked stocks and renewed their focus on the Japanese technology investment group’s exposure to the global AI boom.

The latest move marked a second straight session of strong gains for SoftBank, following a sharp rise in Arm Holdings shares in the United States. Arm, the chip design company majority-owned by SoftBank, has become one of the group’s most important AI-linked assets as demand for energy-efficient chip architecture grows across data centres, smartphones, edge computing and artificial intelligence infrastructure.

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Author

  • Kenji Yamamoto is a Senior Fellow at The Ledger Asia, where he explores the critical nexus of Asian international relations, economic development, and environmental sustainability. With extensive experience in cross-border policy analysis, Kenji provides a unique perspective on how diplomatic alliances and green energy transitions drive long-term growth across the Asia-Pacific.

    Previously an advisor for regional development banks, he specializes in sustainable infrastructure and the circular economy’s role in modernizing emerging markets. At The Ledger Asia, Kenji’s deep-dive reports help readers navigate the complex balance between rapid industrialization and the global imperative for climate resilience and corporate responsibility.

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