Data Center Glitch Forces CME to Halt Futures and Options Trading
On November 28, 2025, the world’s largest derivatives exchange, CME Group, suddenly paused trading. Futures and options across commodities, bonds, equities, currencies, and much of the global financial market were frozen. The cause was a cooling‑system failure at a data center run by CyrusOne. We rely heavily on fast, dependable trading platforms. So when CME,…