🚨BREAKING: The Philadelphia Semiconductor Index plunged 5.9% as the AI slowdown calls hit Wall Street. The Nasdaq 100 fell 0.8% and the S&P 500 lost 0.5%, with Nvidia and Broadcom among the major decliners. The selloff was triggered after the CEOs of Anthropic, OpenAI and xAI all called for slowing AI development over the weekend.