CME Blackout: Traders Cry “Manipulation” After 10-Hour Halt Freezes Markets

The Chicago Mercantile Exchange faced one of its most disruptive trading incidents in years after a cooling failure at a major Illinois data center forced a halt that stretched for roughly 10 hours, freezing markets across multiple regions and igniting accusations of manipulation from frustrated traders. CME confirmed that trading stopped because of a cooling system malfunction at the CyrusOne-operated facility in Aurora, a site that has served as the backbone of CME’s Globex electronic markets for nearly ...