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Microsoft tightens oversight of neocloud data center projects, Bloomberg News reports

By Thomson Reuters Nov 5, 2026 | 11:29 AM

Nov 5 (Reuters) – Microsoft has tightened oversight of some data center projects from neocloud providers Nebius, IREN and Nscale, Bloomberg News reported on Thursday, citing people ​familiar with the matter.

Shares of neocloud firms ended lower, ‌with Nebius and IREN down about 14% and 17%, respectively, and CoreWeave closing down about 10%.

Here are more details:

• The Windows maker is stepping away from projects it deems risky and is debating internally whether ‌to ​sign new neocloud deals, the Bloomberg ⁠report said

• Microsoft is ⁠focused on expanding its own data centers rather than adding neocloud deals, though it has not fully ruled them out, the report added

• IREN said in its earnings report ​it was pushing back delivery dates for some Microsoft AI infrastructure after requests for changes to the network design

• ⁠However, IREN would not face ⁠financial penalties for delays stemming from those changes, ​it added

• Nebius and Nscale did not respond to Reuters’ requests for ​comment

• “Our approach to infrastructure is built on flexibility ‌and optionality, combining Microsoft-owned data centers, leased facilities and strategic partnerships with third-party providers to help us bring capacity online reliably and efficiently,” a Microsoft spokesperson told Reuters

• Investors and data center ⁠developers face rising uncertainty in Texas after Gina Hinojosa won the governor’s race, with the governor-elect having said she would ban ⁠new projects until ‌state lawmakers pass rules for the industry

• Microsoft ⁠will not exercise the option to more ​than ‌double the size of its existing agreement with ​Nscale to ⁠rent more computing power at a Texas data center

• Microsoft pulled out weeks ago of a deal to anchor Nscale’s flagship data center in Loughton, Essex, after power connection delays pushed supply into the 2030s

(Reporting by Anzar Mehraj in Bengaluru; Editing ​by Perla Velasco)