IBM shares plummeted after AI startup Anthropic announced its tool can automate COBOL modernization, threatening IBM's core ...

IBM or International Business Machines Corp had its worst day on stock market in more than 25 years on Monday, February 23.

Just like algae blooms in the ocean and pollen in the spring, there’s been an explosion in the past year or two of new software, related tools and lingo from the IT and mainstream/consumer side. Some ...

International Business Machines Corp. shares had their worst day in more than 25 years on Monday, after AI startup Anthropic ...

International Business Machines Corporation stock plunges; downgrade IBM to Hold as Anthropic's Claude Code threatens ...

On 23 Feb 2026, IBM shares dropped 13%, losing nearly $30B, after Anthropic's Claude AI promised faster COBOL modernization, ...

The announcement reignited fears that generative AI could disrupt traditional enterprise software and consulting revenue streams ...

IBM shares plunged 13% after Anthropic said its Claude Code can automate COBOL modernisation—threatening a core IBM mainframe and legacy IT services revenue stream tied to the ageing programming ...

Investing.com -- IBM (NYSE:IBM) shares rose 4% Tuesday, recovering from Monday’s sharp decline after analysts defended the company’s mainframe business against concerns raised by Anthropic’s COBOL ...

Following an Anthropic blog post covering the use of AI in code modernization, IBM stock collapsed more than 13%.