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Microsoft Reveals $4.7B Expense Amid OpenAI Losses

10/28/2025

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Summary

Story summary

Microsoft Corporation disclosed a $4.7 billion expense labeled "other, net" that includes unspecified losses from OpenAI.
OpenAI is valued at about $500 billion, but Microsoft has not disclosed its ownership stake or the investment's financial impact.
Analysts criticize the lack of transparency as OpenAI's losses may rise due to infrastructure investments.
Microsoft is preparing to report its fiscal Q1 earnings on October 29, and investors seek clarity on this partnership.

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Story summary

Microsoft Corporation disclosed a $4.7 billion expense labeled "other, net" that includes unspecified losses from OpenAI.
OpenAI is valued at about $500 billion, but Microsoft has not disclosed its ownership stake or the investment's financial impact.
Analysts criticize the lack of transparency as OpenAI's losses may rise due to infrastructure investments.
Microsoft is preparing to report its fiscal Q1 earnings on October 29, and investors seek clarity on this partnership.