Core Insights - On October 16, a total of 23 stocks were involved with institutional investors, with 8 showing net buying and 15 showing net selling [1] Group 1: Institutional Net Buying - The top three stocks with the highest net buying by institutions were: - Xiangrikui: Net buying amount of 129.68 million yuan, representing a 16.68% increase [2] - Yunhan Xincheng: Net buying amount of 95.61 million yuan, representing a 10.00% increase [2] - Zhongdian Xindong: Net buying amount of 47.85 million yuan, representing a 20.00% increase [2] Group 2: Institutional Net Selling - The top three stocks with the highest net selling by institutions were: - Tianji Shares: Net selling amount of 216.59 million yuan, representing a 1.88% decrease [3] - Hubei Yihua: Net selling amount of 152.51 million yuan, representing a 10.02% decrease [3] - Beifang Changlong: Net selling amount of 137.57 million yuan, representing a 19.97% decrease [3]