Market Performance - The Shanghai Composite Index closed at 3950.31 points, up 0.71%, with a trading volume of 858.5 billion yuan [1] - The Shenzhen Component Index closed at 13289.18 points, up 2.02%, with a trading volume of 1115.718 billion yuan [1] - The ChiNext Index closed at 3171.57 points, up 3.57%, with a trading volume of 529.69 billion yuan [1] - The STAR 50 Index closed at 1462.22 points, up 4.35%, with a trading volume of 98.9 billion yuan [1] - The total trading volume of both markets reached 1974.218 billion yuan, an increase of 330.34 billion yuan compared to the previous trading day [1] Sector Performance - Strong performance in sectors such as electronics, communications, defense, power equipment, computers, non-ferrous metals, automobiles, and machinery [2] - Active concepts included storage chips, CPO, space stations, AI phones, PCB, satellite internet, passive components, and nano-silver [2] - Weak performance in sectors like oil and petrochemicals, coal, food and beverages, real estate, transportation, and steel [2] Fund Flow - Net inflow of main funds in the Shanghai and Shenzhen markets was 14.886 billion yuan, with the ChiNext seeing a net inflow of 8.675 billion yuan [3][4] - The electronic sector had the highest net inflow of main funds at 11.426 billion yuan, followed by power equipment, defense, communications, and automobiles [4] - The pharmaceutical sector experienced the largest net outflow of main funds at 1.673 billion yuan [4] Individual Stock Performance - A total of 2530 stocks saw net inflows of main funds, with 107 stocks receiving over 1 billion yuan [5][6] - Lixun Precision received the highest net inflow of 1.987 billion yuan, followed by Yangguang Electric, Zhongji Xuchuang, and others [6] - 2624 stocks experienced net outflows, with 67 stocks seeing outflows exceeding 1 billion yuan, led by Huagong Technology with a net outflow of 1.048 billion yuan [7][8] Institutional Activity - Institutions had a net selling of approximately 283 million yuan, with 12 stocks seeing net purchases and 16 stocks net sold [9][10] - The stock with the highest net purchase by institutions was ShenNan Circuit, with a net inflow of about 198 million yuan [10]