CME Group Permanently Closes Pits, Ending Open-Outcry Trading in Agricultural Commodities

CME Group's open-outcry trading pits, which had been losing popularity amid the rise in electronic trading, won't reopen after being closed to prevent the spread of COVID-19 last March.

Chicago Says Goodbye to CME's Last Commodity Trading Pits - Bloomberg

Market veterans mourn slow death of historic trading pits

Closing time for Chicago's trading pits

CME Group to Close Most of Its Chicago Trading Pits Permanently

Chicago Says Goodbye to CME's Last Commodity Trading Pits - Bloomberg

Market veterans mourn slow death of historic trading pits

Why the CME shutting down floor trading matters

CME Group to Permanently Close Most Open Outcry Trading Pits

Chicago Mercantile Exchange: Definition, History, and Regulation