Market Performance - The Shanghai Composite Index opened high and reached a peak of 3688.63 points, the highest in over three years, closing at 3683.46 points with a gain of 0.48% and a trading volume of 8870.23 billion yuan [1] - The Shenzhen Component Index closed at 11551.36 points, up 1.76%, with a trading volume of 12639.14 billion yuan [1] - The ChiNext Index rose by 3.62% to close at 2496.50 points, with a trading volume of 6368.28 billion yuan [1] - The total trading volume of both markets exceeded 21 trillion yuan, an increase of 2694.17 billion yuan compared to the previous trading day [1] Sector Performance - Strong sectors included telecommunications, securities, non-ferrous metals, electronics, biomedicine, electric equipment, national defense, and machinery, with notable gains [3] - The non-bank financial sector saw the highest net inflow of funds, amounting to 20.07 billion yuan, followed by automotive and telecommunications sectors with inflows of 17.89 billion yuan and 17.17 billion yuan respectively [4] - Conversely, sectors such as electronics, chemicals, media, food and beverage, and computing experienced significant net outflows, with electronics seeing a net outflow of 24.39 billion yuan [4] Individual Stock Performance - A total of 2643 stocks rose while 2284 fell, with 100 stocks hitting the daily limit up and 5 hitting the limit down [3] - Ji Shi Media recorded the highest consecutive limit up days at 5, followed by Wan Tong Development and Xinjiang Jiaojian with 4 consecutive limit ups [3] - Among individual stocks, Dongfang Caifu had the highest net inflow of 18.41 billion yuan, followed by Ningde Times and China Great Wall with inflows of 15.26 billion yuan and 11.24 billion yuan respectively [7] Institutional Activity - Institutions net bought 1.37 billion yuan worth of stocks, with Innovation Medical leading the net purchases at approximately 1.01 billion yuan [10] - The most sold stock by institutions was Zhongxin Fluorine Material, with a net outflow of approximately 769.72 million yuan [10]