[U.S. AI Chip Stocks Drop Pre-Market, Intel Falls Over 5%, AMD Down Over 4%] According to Golden Finance, on September 14, U.S. AI chip stocks collectively dropped pre-market as three major AI giants called for slowing down AI model development. Among them, Intel fell over 5%, AMD dropped over 4%, Qualcomm, TSMC, and Broadcom fell over 3%, NVIDIA was down 2%, and NXP and Tesla dropped nearly 2%.