Core Insights - On October 31, a total of 41 stocks appeared on the trading leaderboard, with 23 showing net institutional buying and 18 showing net institutional selling [1] Group 1: Institutional Buying - The top three stocks with the highest net institutional buying were Zejing Pharmaceutical, Shutai Shen, and Yongxing Materials, with net buying amounts of 207 million, 198 million, and 125 million respectively [1][2] - Other notable stocks with significant net institutional buying included Nuo Si Ge (105 million), Yi Fang Bio (87 million), and Tian Ji Co. (86 million) [2] Group 2: Institutional Selling - The top three stocks with the highest net institutional selling were Shikong Technology, Chuling Information, and Shangtai Technology, with net selling amounts of 122 million, 103 million, and 101 million respectively [1][3] - Additional stocks with notable net institutional selling included Zhong Tung Gao Xin (622 million), Ying Xin Development (424 million), and Si Wei Lie Control (298 million) [3][4]

Core Insights - The top three stocks with net institutional purchases on August 18 are Zhinan Zhen, Dazhihui, and Tenglong Co., with net purchases of 385 million, 234 million, and 227 million respectively [1][2] - A total of 44 stocks appeared on the trading list, with 23 showing net institutional purchases and 21 showing net institutional sales [1] - The top three stocks with net institutional sales are Quzhou Development, Yingweike, and Nanya New Materials, with net outflows of 703 million, 241 million, and 151 million respectively [1][4] Institutional Purchases - Zhinan Zhen had a price increase of 14.64% with a net institutional purchase of 385.02 million [2] - Dazhihui saw a price increase of 10.03% with a net institutional purchase of 233.88 million [2] - Tenglong Co. experienced a price increase of 3.82% with a net institutional purchase of 227.44 million [2] Institutional Sales - Quzhou Development had a price decrease of 2.55% with a net institutional sale of 703 million [4] - Yingweike experienced a price increase of 10.00% but had a significant net institutional sale of 241 million [4] - Nanya New Materials saw a price increase of 20.00% but faced a net institutional sale of 151 million [4]

Summary of Key Points Core Viewpoint - On August 11, institutional investors showed significant activity in the stock market, with notable net purchases and sales across various companies. Group 1: Institutional Net Purchases - The top three stocks with the highest net purchases by institutions were Hengbao Co., Ltd. (1.20 billion), Chaojie Co., Ltd. (1.11 billion), and Innovation Medical (704 million) [1][2] - A total of 37 stocks were involved in institutional trading, with 21 stocks experiencing net purchases and 16 stocks facing net sales [1] Group 2: Institutional Net Sales - The top three stocks with the highest net sales by institutions were Ningbo Yunsheng (3.07 billion), Zhongxin Fluorine Materials (1.55 billion), and Dongxin Co., Ltd. (906 million) [1][4] - The net outflow amounts for these stocks indicate a significant sell-off by institutional investors [4]

Group 1 - The top three stocks with net institutional purchases on August 5 are Dongjie Intelligent, Xinhang New Materials, and Gongchuang Lawn, with net purchase amounts of 209 million, 84.8 million, and 63.1 million respectively [1][2] - On the same day, a total of 34 stocks appeared on the trading list, with 18 stocks showing net institutional purchases and 16 stocks showing net institutional sales [1][2] - The top three stocks with net institutional sales are Anglikang, Chenxin Pharmaceutical, and Shanhe Intelligent, with net outflow amounts of 116 million, 74.2 million, and 51.3 million respectively [1][4] Group 2 - Dongjie Intelligent experienced a daily increase of 20.01%, while Xinhang New Materials increased by 19.99%, and Gongchuang Lawn decreased by 2.98% [2] - Other notable stocks with significant net institutional purchases include Beifang Changlong with 52 million and Innovation Medical with 50.9 million [2] - Stocks with net institutional sales also include Chengxin Pharmaceutical with a decrease of 6.65% and Anglikang with a decrease of 9.46% [4]