年内第五低！A股成交额已临万亿关口，降温行业板块扫描，这些股仍录天量成交

Market Overview - The trading activity in the market has continued to decline, with the total transaction amount in the Shanghai, Shenzhen, and Beijing markets reaching only 1,033.9 billion yuan on May 26, a decrease of nearly 150 billion yuan compared to the previous day, marking a new low since April 18 [1][10] - Year-to-date, the trading volume on this day ranks as the fifth lowest for A-shares [1] Sector Performance - Among the 31 first-level sectors, only the media and banking sectors saw an increase in trading volume compared to the average levels from the previous week, with increases of 3 billion yuan and 30 billion yuan respectively [3] - Conversely, sectors such as machinery, defense, basic chemicals, and automotive experienced significant declines, with reductions exceeding 10 billion yuan [3][6] Market Capitalization Insights - Small and mid-cap stocks showed a more pronounced decline in trading activity compared to large-cap stocks, with the trading volume for indices like the CSI 2000 and CSI 1000 dropping significantly, while the Shanghai 50 and CSI 300 indices saw slight increases [6] - The North Star 50 index also experienced a notable decrease in trading volume [6] Individual Stock Activity - A total of 17 stocks recorded trading volumes exceeding 1 billion yuan compared to the previous week's average, with notable mentions including BYD, Shanghai Electric, and Wuliangye [7] - Conversely, 10 stocks saw their trading volumes drop by over 1 billion yuan, particularly in the defense and automotive sectors [7] ETF Market Trends - The overall trading volume for A-shares has been declining, with the total transaction amount falling below 1.1 trillion yuan for the first time this month, nearing the 1 trillion yuan mark [10] - The trading volume for stock ETFs and cross-border ETFs today totaled 98.38 billion yuan, marking the first day since April 29 to fall below 100 billion yuan [12] Notable Stock Performances - Despite the overall market cooling, some stocks achieved record trading volumes, with 9 stocks hitting all-time highs, including Ruichi Intelligent Manufacturing and Changfu Co [13] - Additionally, 59 stocks recorded new highs for the year, indicating pockets of strong performance amidst the broader market decline [13]