CHATTANOOGA, Tenn.–(BUSINESS WIRE)–U.S. Xpress Enterprises, Inc. (NYSE: USX) the nation’s fifth largest asset-based truckload carrier by revenue, today announced that Eric Fuller, President and Chief Executive Officer, and Eric Peterson, Chief Financial Officer, will participate in a fireside chat at the B. Riley Securities Sustainable Energy & Technology Conference at 3:00 p.m. Eastern Time on Wednesday, March 10, 2021. A live audio webcast of the presentation will be available on the in