SoftBank completed its $40 billion investment in OpenAI by transferring the final $22 billion to $22.5 billion last week, marking one of the largest private technology investments ever, according to sources.
The investment was contingent on OpenAI converting to a for-profit structure by year-end, a requirement the ChatGPT creator fulfilled in October after initially agreeing to the funding round in April at a $300 billion valuation.
To finance the commitment, SoftBank founder Masayoshi Son sold the company's entire $5.8 billion stake in Nvidia and $4.8 billion in T-Mobile stock, while also acquiring DigitalBridge for $4 billion to expand AI infrastructure capabilities.
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