Core Viewpoint - On October 13, the Shanghai Composite Index fell by 0.19%, the Shenzhen Component Index decreased by 0.93%, and the ChiNext Index dropped by 1.11%. Notably, China Rare Earth (000831.SZ) saw a significant net inflow of 267 million yuan, while Ganfeng Lithium (002460.SZ) experienced a net outflow of 165 million yuan [1][4]. Group 1: Stock Performance - China Rare Earth recorded a closing price increase of 10.01% with a turnover rate of 11.02% and a net buying amount of 267 million yuan, accounting for 3.92% of the total trading volume [2][6]. - Ganfeng Lithium closed up by 9.1% with a turnover rate of 11.37%, but faced a net selling amount of 165 million yuan, representing 1.87% of the total trading volume [4][6]. Group 2: Institutional Activity - A total of 36 stocks appeared on the trading leaderboard, with institutions participating in 22 stocks, resulting in a net buying amount of 359 million yuan [6][12]. - The stock with the highest institutional net buying was Canxin Co., Ltd. (688691.SH), which closed up by 19.8% and had a turnover rate of 25.89% [7][8]. Group 3: Northbound Capital - Northbound capital participated in 25 stocks, with a total net buying amount of 871 million yuan. The highest net buying was in Yongding Co., Ltd. (600105.SH) at 193 million yuan, which accounted for 3.93% of the total trading volume [12][15]. - The stock with the highest net selling by northbound capital was Baiyin Nonferrous Metals (601212.SH), with a net outflow of 114 million yuan, despite closing up by 10.04% [12][15].