81股筹码连续3期集中

Core Insights - The article highlights a trend of decreasing shareholder accounts among 703 companies, with 81 companies experiencing a decline for more than three consecutive periods, indicating a concentration of shares [1][2] Group 1: Shareholder Trends - ST Renzihang has the lowest number of shareholders at 44,499, having decreased for 10 consecutive periods with a cumulative decline of 20.57% [1] - Luoniushan has seen a decrease in shareholder accounts for 9 consecutive periods, with the latest count at 84,500 and a cumulative decline of 12.62% [1] - Other companies with significant declines include Yihua New Materials, Taihe Co., and Yuxin Technology, which have also seen continuous decreases [1] Group 2: Market Performance - Among the companies with declining shareholder accounts, 40 have seen their stock prices rise, while another 40 have experienced declines [2] - Notable stock price increases include Jiaozuo Wanfang at 32.27%, Luoniushan at 25.47%, and ST Xianhe at 19.56% [2] - 23 companies outperformed the Shanghai Composite Index, with Jiaozuo Wanfang, ST Xianhe, and Luoniushan showing relative returns of 27.35%, 16.34%, and 13.31% respectively [2] Group 3: Industry Distribution - The industries with the highest concentration of companies experiencing declining shareholder accounts include machinery, basic chemicals, and automotive, with 10, 9, and 8 companies respectively [2] - The main board has 42 companies with declining shareholder accounts, while the ChiNext board has 39 [2] Group 4: Institutional Interest - In the past month, 10 companies with declining shareholder accounts have been subject to institutional research, with Zhuosheng Micro and Taihe Co. being the most frequently researched, each receiving 2 visits [2] - The companies with the highest number of institutional participants in research include Zhuosheng Micro with 56 institutions, followed by Kairun Co. and Yuxin Technology with 47 each [2]