CSX shares rise over 40% in 2026 on strong freight volumes and robust earnings growth.

CSX Corporation's shares have surged more than 40% in 2026, driven by a 10% revenue increase to $3.94 billion in Q2 and a 23% sequential rise in earnings per share to $0.54. The company raised its 2026 guidance, expecting high-single-digit revenue growth, significant operating margin expansion, and over 80% free cash flow growth. Institutional investors show strong demand, supporting the stock's upward momentum. With solid profit margins and an estimated 13.4% EPS growth this year, CSX remains a compelling stock for diversified portfolios.