Market Performance - On January 6, US stock indices rose across the board, with the Dow Jones Industrial Average and S&P 500 both reaching record closing highs [1][2] - The Dow Jones increased by 0.99%, closing at 49,462.08 points, while the S&P 500 and Nasdaq Composite rose by 0.62% and 0.65%, closing at 6,944.82 points and 23,547.17 points respectively [1][2] Sector Performance - In the technology sector, large tech stocks showed mixed performance; Amazon surged over 3%, while Microsoft and Intel both gained over 1% [2][4] - Conversely, Tesla led the decline with a drop of over 4%, and Apple fell by more than 1% [2][4] Storage Sector - The storage sector experienced a significant rally, driven by comments from NVIDIA CEO Jensen Huang at CES 2026 regarding "AI storage transformation" [4][6] - Micron Technology saw an increase of over 10%, while SanDisk surged by more than 27%, and Western Digital and Seagate Technologies recorded gains of over 16% and 14% respectively [4][6] Data Center Cooling Sector - In contrast, the data center cooling sector faced declines, with Johnson Controls dropping over 6% and Trane Technologies falling by more than 2% [6] - The announcement regarding new server rack capabilities that do not require water cooling contributed to this downturn [6] Chinese Stocks - The Nasdaq Golden Dragon China Index fell by 0.78%, closing at 7,836.43 points, with most popular Chinese stocks declining [8][9] - Notable movements included Hesai rising over 10% and Xiaoma Zhixing increasing by more than 5%, while BOSS Zhipin and Tencent Music dropped over 6% and 4% respectively [8]

Core Viewpoint - Nvidia's CEO Jensen Huang's comments on the next-generation Rubin chip's cooling technology have raised concerns among investors regarding the demand for data center cooling equipment, leading to a significant drop in related stocks [2][3][5]. Group 1: Impact on Cooling Equipment Stocks - Nvidia's announcement that servers with the Rubin chip will utilize liquid cooling instead of traditional chillers has caused a sell-off in cooling equipment stocks, with Johnson Controls experiencing an 11% drop, marking its largest intraday decline since 2022 [2][3]. - Modine Manufacturing's stock fell by approximately 21% before recovering to a 7.44% decline, while Trane Technologies also saw a decrease [2][3]. - Analysts are reassessing the investment logic surrounding AI infrastructure, as companies like Johnson Controls saw a 52% cumulative increase in stock price since last year due to the AI boom [5]. Group 2: Analyst Insights - Analyst Timothy Wojs from Baird highlighted that Huang's comments have raised questions about the long-term role of chillers in data centers, especially with the increasing adoption of liquid cooling technology, which allows systems to operate at higher temperatures [6]. - Barclays analyst Julian Mitchell noted that while Vertiv holds a strong position in the liquid cooling sector and may benefit from the discussed technological advancements, its cooling business could face challenges [6]. - Citi analyst Andrew Kaplowitz described the sell-off in cooling stocks as "overdone," emphasizing that cooling system manufacturers have established partnerships with chip makers and data center operators, making the risks manageable [10]. Group 3: Market Reactions - Huang's statements have also spurred a surge in data storage stocks, with SanDisk's stock rising over 27%, becoming the best performer in the S&P 500 on that day, as demand for memory and storage was highlighted [10].

Core Viewpoint - The cooling systems manufacturers experienced significant stock declines following comments from Nvidia's CEO regarding reduced demand for their products in data centers [1][2]. Group 1: Stock Performance - Johnson Controls International Plc (JCI) saw its shares drop as much as 11%, marking the worst intraday decline since 2022 [1]. - Modine Manufacturing Co. (MOD) experienced a more severe decline, with shares falling as much as 21% [1]. - Carrier Global Corp. (CARR) and Trane Technologies Plc (TT) also faced stock price reductions, although specific percentages were not provided [1]. Group 2: Nvidia's Comments - Nvidia's CEO Jensen Huang indicated that their next-generation Rubin chips could cool racks using water at temperatures that do not necessitate a water chiller [2]. - Barclays analyst Julian Mitchell emphasized the importance of Nvidia's comments, suggesting that they should not be dismissed lightly due to Nvidia's central role in the AI ecosystem [2].

Core Viewpoint - Trane Technologies plc (TT) shares experienced a significant decline of 4.22 percent, dropping $16.51 to $374.46, with no specific news to explain the movement [1]. Group 1: Stock Performance - The stock was last trading at $374.46, down from a previous close of $390.97 [1]. - Shares opened at $395.30 but faced selling pressure, reaching a day's low of $348.06 on the New York Stock Exchange [1]. - Trading volume was approximately 2.56 million shares, exceeding the average daily volume of about 1.23 million shares [1]. Group 2: Historical Trading Range - Trane Technologies has traded within a 52-week range of $298.15 to $476.19 [2].

Core Viewpoint - Concerns over the demand for data center cooling products have been raised following comments from NVIDIA's CEO, leading to significant stock declines for cooling system manufacturers [1] Group 1: Stock Performance - Johnson Controls, a manufacturer of water cooling equipment, saw its stock drop by 11%, marking the largest intraday decline since 2022 [1] - Modine experienced a stock decrease of 21% [1] - Other companies such as Carrier Global and Trane Technologies also faced declines in their stock prices [1] Group 2: Industry Impact - NVIDIA's CEO Jensen Huang suggested that cooling for racks equipped with the next-generation Rubin chip could be achieved without traditional chiller units [1] - Barclays analyst Julian Mitchell emphasized the importance of NVIDIA's statements due to the company's central role in the AI ecosystem, indicating that their comments should not be underestimated [1]

Core Viewpoint - The cooling stocks for data centers experienced a significant decline following Jensen Huang's comments regarding data center cooling solutions at the CES event, indicating a potential shift in technology that could impact the market dynamics for these companies [1] Group 1: Market Reaction - Data center cooling stocks collectively dropped, with Johnson Controls and Trane Technologies falling by 10% at one point [1] - Modine experienced a decline of up to 20% [1] - Carrier and Vertiv Technologies saw declines exceeding 5% [1] Group 2: Technological Implications - Jensen Huang stated that servers equipped with the new Rubin chip could utilize cooling methods that do not require water, suggesting a significant change in cooling technology [1] - The airflow requirements for the new Rubin chip servers are comparable to those of the existing Blackwell chip servers, indicating a potential for reduced cooling costs and infrastructure changes [1]

Core Viewpoint - Data center cooling stocks experienced a significant decline, with major companies like Modin Manufacturing, Johnson Controls, Trane Technologies, and Vertiv Technologies facing substantial drops in their stock prices following comments made by Jensen Huang at the CES event regarding new cooling technologies [1] Group 1: Stock Performance - Modin Manufacturing (MOD.US) saw a drop of over 13% [1] - Johnson Controls (JCI.US) and Trane Technologies (TT.US) both fell by more than 7% [1] - Vertiv Technologies (VRT.US) experienced a decline of over 3% [1] Group 2: Technological Developments - Jensen Huang announced that servers equipped with the new Rubin chip will be able to operate without water cooling, requiring airflow comparable to that of racks using the Blackwell chip [1]

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]

（文章来源：每日经济新闻） 每经AI快讯，1月6日，特灵科技股价下跌10%，创2020年3月以来最大跌幅。 ...

Group 1 - Data center cooling stocks experienced a significant decline on January 6, with major companies like Johnson Controls and Trane Technologies dropping by 10% at one point [1] - Modine Industries saw a more severe decline, with its stock falling by 20% during the trading session [1] - Carrier and Vertiv Technologies also faced losses, with both companies' stocks decreasing by over 5% [1]