Anthropic’s latest Claude Code update triggers massive IBM stock selloff, shares down 13.2% in a day by Live mint | February 24, 2026 7:09 am | Indian Stocks, Market, News IBM shares fell 13.2%, suffering their worst day since 2000, at $223.35 per share, after Anthropic shared an update regarding Claude Code — the same AI tool that has created a rout in IT stocks over the past few weeks,