The data center that supports CME Group Inc., one of the world’s largest derivatives exchanges, said it has bolstered its backup cooling capacity after overheating sparked a catastrophic 10-hour outage that roiled world markets on Friday.
The data center that supports CME Group Inc., one of the world’s largest derivatives exchanges, said it has bolstered its backup cooling capacity after overheating sparked a catastrophic 10-hour outage that roiled world markets on Friday.
A CyrusOne data center in Aurora, Illinois, US, on Friday, Nov 28, 2025. The Chicago Mercantile Exchange began restoring most trading operations after a technical outage, caused by a cooling-system malfunction at a Chicago-area data center operated by CyrusOne, that had crippled key parts of financial markets.
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