Zheng Quan Shi Bao Wang·2025-09-18 03:55Market Overview - The Shanghai Composite Index closed at 3876.34 points, up 0.37%, with a trading volume of 10067 billion yuan [1] - The Shenzhen Component Index closed at 13215.46 points, up 1.16%, with a trading volume of 13700.67 billion yuan [1] - The ChiNext Index closed at 3147.35 points, up 1.95%, with a trading volume of 6682.82 billion yuan [1] - The STAR Market 50 Index closed at 1370.43 points, up 0.91%, with a trading volume of 922 billion yuan [1] - The total trading volume of both markets was 23767.67 billion yuan, an increase of 353.31 billion yuan compared to the previous trading day [1] Sector Performance - Strong sectors included electric power equipment, automotive, home appliances, coal, machinery, electronics, real estate, and media [2] - Active concepts included nano-silver, flexible screens, laser radar, synchronous reluctance motors, humanoid robots, copper cable high-speed connections, helium, and industrial mother machines [2] - Weak sectors included agriculture, retail, food and beverage, textiles, education, and banking [2] Stock Performance - A total of 2357 stocks rose, while 2636 stocks fell, with 155 stocks remaining flat and 6 stocks suspended [2] - 78 stocks hit the daily limit up, while 4 stocks hit the daily limit down [2] Fund Flow - The net outflow of main funds from the Shanghai and Shenzhen markets was 328.39 billion yuan, with the ChiNext seeing a net outflow of 45.7 billion yuan [6] - Only three sectors (automotive, public utilities, and chemicals) saw net inflows, while 28 sectors experienced net outflows, with the electronics sector seeing the largest outflow of 38.29 billion yuan [6] Individual Stock Highlights - 2047 stocks experienced net inflows, with 86 stocks receiving over 1 billion yuan in net inflows [9] - BYD had the highest net inflow at 12.99 billion yuan, followed by CATL and others [10] - 3100 stocks faced net outflows, with 147 stocks seeing over 1 billion yuan in net outflows [12] - Shenghong Technology had the largest net outflow at 15.37 billion yuan [13] Institutional Activity - Institutions had a net buy of approximately 2.08 billion yuan, with 11 stocks seeing net purchases and 10 stocks seeing net sales [15] - The stock with the highest net buy was Haoen Electric, with a net purchase of approximately 9597.71 million yuan [16]