News brief
According to a SoftBank announcement, on 2026/10/1, SoftBank Group completed its third and final USD 10 billion additional investment in OpenAI, completing the previously announced USD 30 billion additional investment. Following this round, SoftBank's cumulative OpenAI investment reached USD 64.6 billion, with ownership of approximately 13%.
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- group.softbank ↗Published Oct 1, 2026
Original source text
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据SoftBank公告报道，2026年10月1日，软银集团完成对OpenAI的第三笔也是最后一笔100亿美元追加投资，此前宣布的300亿美元追加投资至此全部完成。本轮投资后，软银对OpenAI的累计投资达646亿美元，持股约13%。