FORT SMITH, Ark., Jan. 8, 2019 /PRNewswire/ -- ArcBest® (ARCB) will announce its fourth quarter 2018 financial results after the market close on Wednesday, January 30, 2019. A conference call with company executives will be held on the following day, Thursday, January 31, 2019, at 10:30 a.m. ET (9:30 a.m. CT) to discuss these results. Interested parties are invited to listen by calling (877) 256-8248.