JUST IN – Microsoft now owns a $135 billion 27% stake in OpenAI.
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JUST IN – Microsoft now owns a $135 billion 27% stake in OpenAI.

JUST IN – Microsoft now owns a $135 billion 27% stake in OpenAI. pic.twitter.com/avnnD4m4u9 — Disclose.tv (@disclosetv) October 28, 2025