一周个股动向：7股周涨超40% 东山精密获主力加仓居首

Market Performance - The three major indices rose this week, with the Shanghai Composite Index increasing by 0.41%, the Shenzhen Component Index rising by 1.39%, and the ChiNext Index gaining 1.22% [1] Stock Performance - A total of 7 stocks saw price increases exceeding 40%, with 22 stocks rising over 30%. The top performer was Zhangyue Technology, which surged by 61.11%. Other notable gainers included Dinggu Jichuang (60.47%), Xinyuan Technology (43.71%), and Capital Online (41.99%) [2] - On the downside, 7 stocks experienced declines over 20%, with *ST Lifang leading the drop at 32.73%, followed by *ST Yunchuang (29.60%) and Juliy Suoj (24.24%) [2] Trading Activity - This week, 53 stocks had a turnover rate exceeding 100%, with C Linping leading at 218.78%, followed by Aide Technology at 200.97% and C Electric Science at 196.21%. The majority of these stocks belonged to the media, computer, and defense industries [3][4] Capital Flow - The computer, real estate, transportation, construction materials, and comprehensive sectors attracted significant capital inflow, while the electric equipment, non-ferrous metals, telecommunications, media, biomedicine, defense, and machinery sectors faced net outflows. The electric equipment sector saw over 15 billion yuan in sell-offs [5] - Dongshan Precision received the highest net inflow of 1.948 billion yuan, with a weekly increase of 7.60%. Other stocks with notable inflows included Deep Technology and Huasheng Tiancai, with net inflows of 1.857 billion yuan and 1.644 billion yuan, respectively. Conversely, BlueFocus, Zhongji Xuchuang, and Xiexin Integration faced significant sell-offs of 3.294 billion yuan, 2.741 billion yuan, and 2.637 billion yuan, respectively [5] Financing Activity - A total of 1,146 stocks received net financing purchases this week, with 551 stocks having net purchases exceeding 10 million yuan. 83 stocks had net purchases over 100 million yuan. Kunlun Wanwei topped the list with a net purchase of 651 million yuan and a weekly increase of 10.20% [6] Institutional Research - A total of 71 listed companies were researched by institutions this week, with Tian Shun Wind Power receiving the most attention from 237 institutions. Other companies like Nankuang Group, Guoneng Rixin, and Doli Technology were researched by 51, 39, and 35 institutions, respectively [7] - Institutions continued to focus on sectors such as industrial machinery, automotive parts and equipment, and non-metallic metals [9] New Institutional Interest - Institutions showed first-time interest in 68 stocks this week, with 17 stocks receiving target prices. Notable mentions include Ruixin Microelectronics, which was rated "Overweight" by Tianfeng Securities with a target price of 200.33 yuan, and China Uranium Industry, rated "Outperform" by Guoxin Securities with a target price range of 108.30 to 120.90 yuan [10][11][12]