Exhibit 99.1 Investor Relations Contact: Amy Mendenhall Media Contact: Autumnn Mahar Phone: 479-785-6200 Phone: 479-494-8221 Email: invrel@arcb.com Email: amahar@arcb.com ArcBest Announces Second Quarter 2025 Results FORT SMITH, Arkansas, July 30, 2025 — ArcBest® (Nasdaq: ARCB), a leader in supply chain logistics, today announced financial results for the second quarter ended June 30, 2025. Second quarter 2025 revenue totaled $1.0 billion, compared to$1.1 billion in the prior-year period. Net income from c ...