Zheng Quan Shi Bao Wang·2025-11-13 08:54Core Insights - The article highlights a trend of decreasing shareholder accounts among 519 companies, indicating a concentration of shares. Notably, 66 companies have seen a decline in shareholder accounts for more than three consecutive periods, with some experiencing a drop for up to 11 periods [1][2]. Group 1: Shareholder Account Trends - ST Renzihang has the highest decline in shareholder accounts, with a total of 43,956 accounts, marking a cumulative decrease of 21.54% over 11 periods [1] - Yihua New Material has seen a decline for 8 periods, with the latest count at 15,337 accounts, reflecting a cumulative drop of 33.91% [1] - Other companies with significant declines include Kaidi Co., Huahua Co., and Hesheng Co., with decreases of 23.09%, 13.64%, and 12.15% respectively [1][2]. Group 2: Market Performance - Among the companies with decreasing shareholder accounts, 34 have seen their stock prices rise, while 32 have experienced declines. Notable gainers include Taihe Technology, Shangtai Technology, and Ximai Food, with increases of 39.06%, 38.93%, and 28.90% respectively [2] - 27 companies, or 40.91%, outperformed the Shanghai Composite Index during this period, with Shangtai Technology, Taihe Technology, and Ximai Food achieving relative returns of 35.53%, 33.36%, and 25.50% respectively [2]. Group 3: Institutional Interest - In the past month, 14 companies with decreasing shareholder accounts have been subject to institutional research, with frequent inquiries directed at Shuanghui Development, Jinhui Co., and Henghui Security, each receiving two rounds of institutional research [2] - The companies with the highest number of institutional participants include Ximai Food, Henghui Security, and Kairun Co., with 74, 47, and 47 institutions involved in their research respectively [2].