2 1 Shi Ji Jing Ji Bao Dao·2025-09-22 10:42Market Overview - On September 22, the Shanghai Composite Index rose by 0.22%, the Shenzhen Component Index increased by 0.67%, and the ChiNext Index gained 0.55% [2] - A total of 54 stocks appeared on the "Dragon and Tiger List" due to significant trading activity, with the highest net inflow of funds recorded for Yingweike (002837.SZ) at 805 million yuan [2][4] Stock Performance - Yingweike saw a closing price increase of 9.99% with a turnover rate of 7.17%, and it accounted for 16.63% of the total trading volume [4] - The stock with the highest net outflow was Shanghai Construction (600170.SH), which experienced a net sell-off of 393 million yuan and closed down by 6.88% with a turnover rate of 19.44% [6] Institutional Activity - On the same day, 29 stocks on the Dragon and Tiger List had institutional participation, with a total net purchase of 31.79 million yuan, where institutions net bought 12 stocks and net sold 17 stocks [6][12] - The stock with the highest institutional net purchase was Jucheng Co., Ltd. (688123.SH), which closed up by 15.35% with a turnover rate of 11.68% [7] Northbound Capital Flow - Northbound funds participated in 23 stocks on the Dragon and Tiger List, with a total net purchase of 390 million yuan [12] - The highest net purchase by northbound funds was also for Yingweike, amounting to 244 million yuan, while the highest net sell was for Lixun Precision (002475.SZ) at 138 million yuan [12] Summary of Key Stocks - Yingweike: Net purchase of 110.28 million yuan by institutions and 243.88 million yuan by northbound funds, closing up 9.99% [10][15] - Jucheng Co., Ltd.: Net purchase of 35.94 million yuan by institutions, closing up 15.35% [8][15] - Lixun Precision: Net sell of 28.13 million yuan by institutions, closing up 10% [11][16]