Trading of futures and options on the Chicago Mercantile Exchange was halted by a data-center fault, causing hours of disruption to markets across equities, foreign exchange, bonds and commodities. The malfunction is already longer than a similar, hours-long outage due to a technical error back in 2019 and underscores the reach of CME Group and its Globex electronic trading platform. It triggered widespread frustration as market participants contemplated the prospect of a lost trading session. “It’s a bit like flying dark,” said Thomas Helaine, head of equity sales at TP ICAP Europe in Paris. “When you’re trading ... (full story)