X0609 4 2026-08-04 0000894405 ARCBEST CORP /TX/ ARCB 0001193004 MCREYNOLDS JUDY R false 8401 MCCLURE DRIVE FORT SMITH AR 72916 true false false false 0 Common Stock, par value $0.01 per share 2026-08-04 4 S 0 1500 144.78 D 61348.14 I By Trust Common Stock, par value $0.01 per share 1350 D The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $144.600 to $144.850, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range. Ms. McReynolds is co-trustee of the McReynolds 2005 Joint Trust. /s/ Judy R. McReynolds 2026-08-06