Zheng Quan Shi Bao Wang·2025-09-11 13:25Core Insights - On September 11, the Shanghai Composite Index rose by 1.65%, with institutional investors appearing on the trading lists of 31 stocks, net buying 14 and net selling 17 [1][2] - The total net selling by institutional seats amounted to 766 million yuan, while the stocks with the highest net buying included Dongshan Precision and Beifang Changlong [1][2] Institutional Trading Summary - Dongshan Precision had the highest net buying amount from institutional seats at 238.34 million yuan, closing at the daily limit with a turnover rate of 6.40% and a total transaction volume of 6.895 billion yuan [2][5] - Beifang Changlong saw a net buying of 102.28 million yuan, closing up by 5.66% with a turnover rate of 35.89% and a transaction volume of 1.005 billion yuan [2][5] - Sanwei Communication experienced a net buying of 55.14 million yuan, closing up by 2.82% with a turnover rate of 53.05% and a transaction volume of 5.662 billion yuan [3][5] Market Performance of Institutional Net Buying Stocks - Stocks with institutional net buying averaged an increase of 8.12%, outperforming the Shanghai Composite Index [3] - Notable strong performers included Nanfeng Co. and Dingtai High-Tech, both closing at the daily limit [3] Institutional Net Selling Summary - Haiguang Information had the highest net selling amount at 438.18 million yuan, with a daily closing price increase of 20.00% [3][5] - Lixun Precision saw a net selling of 420.47 million yuan, with a daily closing price increase of 10.00% [4][5] Deep and Shanghai Stock Connect Activity - On September 11, 27 stocks on the trading list had either Shanghai or Shenzhen Stock Connect participation, with net buying seen in Shanghai Electric and Wolong Nuclear Materials [7][8] - Shanghai Electric had a net buying of 249.49 million yuan, closing up by 5.87% with a turnover rate of 10.40% [8][9]