International Business Machines is trading 4.6% lower at $239.50 after hours; the reason for the decline remains unclear.

  • It closed at $251.06 on October 21, 2026.
  • Third-quarter revenue was $17.1 billion; software revenue grew 8%, and adjusted EPS of $2.95 exceeded expectations. Management raised its free-cash-flow outlook.
  • Reuters reported shares rose about 4% in extended trading, contrary to the supplied quote; no verified late-breaking negative catalyst was found.