
How big are the Cloud Kings' cloud businesses?
We read the latest annual report of all 17 eligible companies. Here is what each one discloses about its cloud business, and where the disclosures fall short.
NASDAQ: MSFT · #2 in The Cloud Kings 10
Microsoft operates Azure, one of the three largest public cloud infrastructure platforms, alongside a broad portfolio of subscription software including Microsoft 365 and Dynamics 365.
Why it qualifies for the Cloud Kings ranking
Operates a leading public cloud platform and cloud-delivered software; cloud revenue is separately disclosed.
Verified against Microsoft Form 10-K, fiscal year ended June 30, 2026 on Oct 16, 2026. Eligibility rules
Linux and Windows virtual machines on Microsoft's global infrastructure.
Managed Kubernetes clusters on Azure.
Event-driven serverless compute on Azure.
Massively scalable object storage for unstructured data.
Productivity apps and collaboration services delivered from the cloud.
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How cloud is reported: Azure is reported within the Intelligent Cloud segment rather than on its own. Microsoft also discloses Azure growth rates and a total Microsoft Cloud revenue figure.
No news about Microsoft has been published yet.

We read the latest annual report of all 17 eligible companies. Here is what each one discloses about its cloud business, and where the disclosures fall short.