company · Capital

SoftBankSFTBY

Masayoshi Son's vehicle: Arm's majority owner, Stargate's co-anchor, OpenAI's largest outside backer — the most leveraged single bet on AI infrastructure anywhere.

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Claims on record

SoftBank acquired Arm server CPU maker Ampere Computing for $6.5 billion in March 2025.
UNVERIFIED · The Next Platform · Mar 25, 2026
SoftBank owns approximately 90 percent of Arm's shares.
UNVERIFIED · The Next Platform · Mar 25, 2026