2 1 Shi Ji Jing Ji Bao Dao·2025-11-07 11:37Core Insights - The Shanghai Composite Index fell by 0.25%, the Shenzhen Component Index decreased by 0.36%, and the ChiNext Index dropped by 0.51% on November 7 [2] - A total of 53 stocks appeared on the "Dragon and Tiger List" due to significant trading activity, with the highest net inflow of funds recorded for Duofuduo (002407.SZ) at 653 million yuan [2][4] - Institutional investors were active in 33 stocks on the Dragon and Tiger List, with a total net purchase of 884 million yuan, buying 17 stocks and selling 16 [6][10] Stock Performance - Duofuduo (002407.SZ) saw a price increase of 10.01% with a turnover rate of 21.19%, and it had the highest net purchase amount of 653 million yuan, accounting for 9.13% of total trading volume [4][7] - Zhejiang Rongtai (603119.SH) experienced the largest net outflow of funds, with a net sell of 288 million yuan, representing 18.51% of its total trading volume, and its stock price fell by 7.51% [6][10] Institutional and Northbound Fund Activity - Northbound funds participated in 21 stocks on the Dragon and Tiger List, with a total net sell of 70.62 million yuan, while the net buy was highest for Yongtai Technology (002326.SZ) at 111 million yuan [10][13] - Institutions and northbound funds jointly net bought stocks such as Yongtai Technology, Duofuduo, and Shengxin Lithium Energy, while they jointly net sold stocks including Kaineng Optoelectronics and Zhejiang Rongtai [13][15] Summary of Key Stocks - The stocks with significant institutional net purchases included Duofuduo (43.83 million yuan), Shengxin Lithium Energy (21.90 million yuan), and Yongtai Technology (11.37 million yuan) [15] - The stocks with the highest institutional net sales included Wanrun New Energy (-100.81 million yuan) and Zhejiang Rongtai (-22.41 million yuan) [15]