| Thousands of jostling traders once packed the floors of Chicago’s futures exchanges, before the advent of high-speed computerized trading turned them into relics of a bygone era. Now, some of them will finally have their day in court.
On Monday, a trial began in a long-running class-action lawsuit filed by traders who say that exchange giant CME Group CME 0.58%increase; green up pointing triangle duped them out of the privileges they held as members of the city’s once-elite community of floor traders.
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