Zheng Quan Shi Bao Wang·2025-09-03 14:13Core Insights - On September 3, the Shanghai Composite Index fell by 1.16%, with institutional investors appearing on the trading lists of 26 stocks, net buying 13 and net selling 13 [1][2]. Institutional Trading Summary - The stock with the highest net buying from institutional seats was Chenxin Pharmaceutical, which closed at the daily limit with a gain of 10.02% and a turnover rate of 5.97%, with a total transaction amount of 696 million yuan. Institutional seats accounted for a net purchase of 115.76 million yuan [2][5]. - Xiaocheng Technology saw a decline of 3.46% and a high turnover rate of 33.97%, with a total transaction amount of 1.812 billion yuan. Institutional seats net bought 110.91 million yuan, but the stock experienced a net outflow of 70.78 million yuan [2][5]. - Airo Energy rose by 19.15% with a turnover rate of 10.07% and a transaction amount of 707 million yuan. Institutional seats net bought 72.55 million yuan, while there was a net outflow of 44.77 million yuan [3][5]. Performance of Net Bought Stocks - Stocks with net institutional buying averaged a gain of 7.73%, outperforming the Shanghai Composite Index. Notable performers included Kexin Machinery and Shangneng Electric, both closing at the daily limit [3][4]. - The probability of stocks with net institutional buying rising the next day is 48.60%, with a 46.11% chance of outperforming the index [3]. Performance of Net Sold Stocks - The stock with the highest net selling by institutions was Julun Intelligent, which had a turnover rate of 32.87% and a net selling amount of 98.80 million yuan. The stock experienced a net outflow of 727 million yuan [3][5]. - Fourchuang Electronics and Chengfei Integration also saw significant net selling, with net outflows of 72.35 million yuan and 73.89 million yuan, respectively [4][5]. Stock Connect Activity - On September 3, 21 stocks on the trading list had either Shanghai or Shenzhen Stock Connect participation, with net buying seen in stocks like Yanshan Technology and Sanwei Communication, amounting to 280 million yuan and 114 million yuan, respectively [7][8]. - Notable net selling included Huasheng Technology and Chenxin Pharmaceutical, with net selling amounts of 270 million yuan and 54.72 million yuan, respectively [7][8].