CME Futures Trading Halted Amid Data Center Cooling Issue; Global Derivatives Market Impacted on Friday

Nov 28, 2025 United States United States Financial Markets
CME Futures Trading Halted Amid Data Center Cooling Issue; Global Derivatives Market Impacted on Friday

CME Group halted all futures and options trading on Friday due to a cooling issue at CyrusOne data centers, impacting agricultural, energy, metals, and equities

CME Futures Trading Halted by Data Center Cooling Failure

Trading on one of the world's most vital financial exchanges, the CME Group, was brought to an abrupt standstill on Friday following a critical technical malfunction. A "cooling issue" at a CyrusOne data center, a key infrastructure provider for the exchange, led to an immediate halt in futures and options trading across its diverse range of asset classes.

Immediate Market Suspension

The Chicago Mercantile Exchange (CME), which along with the New York Mercantile Exchange (Nymex) forms the backbone of CME Group, confirmed the halt in an early Friday statement. "Due to a cooling issue at CyrusOne data centers, our markets are currently halted," the exchange announced, reassuring clients that support teams were actively working to resolve the problem promptly. Updates regarding the pre-open details were promised as soon as available.

Impact on Global Derivatives

CME Group stands as the globe's largest and most diverse derivatives exchange, facilitating trades in everything from agricultural commodities and energy futures to metals and equity options. The unexpected shutdown underscores the critical reliance of modern financial markets on robust and continuously operational technological infrastructure. While the exact duration of the halt remained unclear, the incident highlights potential vulnerabilities in the complex systems that underpin global commerce.

Response and Outlook

A spokesperson for CME Group did not immediately comment on the developing situation. The financial community awaited further details on the resumption of trading, with the incident serving as a stark reminder of how quickly seemingly minor technical glitches can ripple through international markets.

By news 4 days ago