Zheng Quan Shi Bao Wang·2025-08-01 01:09Group 1 - In the past five trading days, a total of 166 companies were investigated by institutions, with notable interest in Defu Technology, Huichen Co., and Haida Group [1][2] - Among the companies surveyed, 46 received attention from more than 20 institutions, with Defu Technology being the most popular, attracting 238 institutions [1][3] - The types of institutions involved in the surveys included 144 from securities companies, 124 from fund companies, and 67 from insurance companies, indicating a strong interest from the securities sector [1] Group 2 - In terms of market performance, 24 of the surveyed stocks increased in value, with the highest gains seen in Yinsai Group, Defu Technology, and Jiachih Technology, which rose by 26.78%, 25.24%, and 25.15% respectively [2] - Conversely, 22 stocks experienced declines, with the largest drops recorded by Sanyangma, Jinko Solar, and Lianchuang Optoelectronics, which fell by 7.84%, 7.43%, and 7.41% respectively [2] - Among the stocks that have released semi-annual reports, Jinhe Biological and Minshida reported the highest net profit growth rates of 51.52% and 42.28% respectively [2] Group 3 - Defu Technology, Huichen Co., and Haida Group were among the top companies surveyed, with closing prices of 35.93 yuan, 71.18 yuan, and 56.42 yuan respectively, and their respective price changes were 25.24%, 8.18%, and 1.93% [3][4] - The most frequently surveyed company was Weili Transmission, which was investigated four times, while Jiega Co. and Shenghong Technology were surveyed three and two times respectively [5] - The net capital inflow for the stocks with over 20 institutions involved was positive for 14 stocks, with Shenghong Technology seeing the highest net inflow of 1.213 billion yuan [1][2]