IBM Selloff
July 15 – July 26, 2026 Updated 9h ago
Every published chapter of The Fold's coverage of IBM Selloff, in one place — oldest to newest, updated as the story develops.
IBM suffers the worst day in its history, cratering 25% on a surprise profit warning
IBM shares plunged about 25% on July 14 — the steepest one-day fall in the company's history, worse than the 1987 crash — after it pre-announced weak second-quarter results. Cooler June inflation lifted the rest of the market.
IBM’s full results show software grew 5%. The collapse was in mainframes, down 42%
IBM’s second-quarter report, filed eight days after a profit warning erased a quarter of its market value, shows software revenue up 5% and IBM Z mainframe sales down 42%. The shares have recovered 4.1% from Wednesday’s low but sit 30% below their July peak.