IBM Shares Plunge 13% After Anthropic Claims AI Can Modernize COBOL Systems 7 minutes read TECH IBM Shares Plunge 13% After Anthropic Claims AI Can Modernize COBOL Systems Laffert February 24, 2026 0 IBM stock suffered its steepest drop since 2000 after Anthropic announced that its Claude Code AI tool... Read More Read more about IBM Shares Plunge 13% After Anthropic Claims AI Can Modernize COBOL Systems