CME Group Shares Steady After Hours-Long Trading Outage

Core Viewpoint - CME Group experienced a technical glitch that temporarily froze futures trading on the Chicago Mercantile Exchange, leading to operational disruptions before most functions were restored [1][3][4]. Group 1: Trading Operations - Futures and options trading on the Chicago Mercantile Exchange was halted for several hours due to a data center fault, impacting contracts linked to major indices like the S&P 500 [3][4]. - The halt lasted longer than a previous outage in 2019, highlighting the significance of CME Group and its Globex electronic trading platform [4]. Group 2: Market Impact - CME shares remained mostly steady, while shares of competitors such as Intercontinental Exchange, Nasdaq, and Cboe Global Markets saw slight increases alongside the broader market [2]. - The trading session following the Thanksgiving holiday typically experiences lower volumes, with the US stock market closing early at 1 p.m. local time [3].