IBM's Anthropic-induced sell-off overlooks the fact it's disrupting itself: Jefferies

IBM stock plunged on Claude Code COBOL fears, but Jefferies says IBM’s watsonx is already modernizing mainframes with GenAI—read more now.
CIO

Anthropic’s claim that AI can quickly refactor COBOL rattles IBM investors

Investors reacted to Anthropic’s assertion that Claude Code could streamline legacy COBOL modernization, raising concerns about pressure on IBM’s high‑margin mainframe services despite longstanding ...

Will software engineering profession die in the age of AI? IBM stock bleeds as Claude Code writes COBOL scripts. What it means for techies

AI agents like Claude Code are reshaping software development by automating legacy modernisation and routine coding. A recent ...

Anthropic Vs. IBM: AI Starts To Threaten Businesses (Rating Downgrade)

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

After IBM's worst day on stock market, IBM senior vice-president Rob Thomas to everyone betting on AI: New AI tools emerge every week, what they do not change …

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

When AI learns legacy: How code that rewrites itself is changing IT economics

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