数据中心降温概念股美股盘初普跌，投资者关注黄仁勋讲话

Group 1 - The core viewpoint of the article highlights a significant decline in the stock prices of data center cooling concept stocks, with notable drops in companies such as Trane Technologies (TT), Carrier Global (CARR), Johnson Controls (JCI), Modine Manufacturing (MOD), and Vertiv Holdings (VRT) [1] Group 2 - Trane Technologies (TT) experienced a drop of over 10% in early trading [1] - Carrier Global (CARR) saw a decline of approximately 6.6% [1] - Johnson Controls (JCI) fell by 10.8% [1] - Modine Manufacturing (MOD) reported a decrease of 13.5% [1] - Vertiv Holdings (VRT) declined by 6% [1] - Investors are paying close attention to the latest remarks from NVIDIA CEO Jensen Huang [1]