2.51亿资金抢筹瑞可达，机构狂买雪人集团丨龙虎榜

Core Insights - The Shanghai Composite Index rose by 0.54%, the Shenzhen Component Index increased by 1.39%, and the ChiNext Index surged by 2.6% on December 8 [1] - A total of 49 stocks appeared on the "Dragon and Tiger" list due to significant trading activity, with the highest net inflow of funds recorded for Ruikeda (688800.SH) at 251 million yuan [1][4] - Institutional investors were active in 33 stocks on the list, with a total net buying of 160 million yuan, buying 18 stocks and selling 15 [6][12] Stock Performance - Ruikeda saw a 20% increase in its stock price, with a net buying amount of 251.38 million yuan, accounting for 11.93% of total trading volume [2][8] - The stock with the highest net outflow was Sun Cable (002300.SZ), which experienced a net selling of 169 million yuan, representing 6.65% of total trading volume, and closed up by 0.19% [4][6] - Other notable stocks with significant net buying included Rongke Technology (20% increase, 243.94 million yuan net buy) and Yongmu Software (10.01% increase, 189.91 million yuan net buy) [2][8] Institutional and Northbound Fund Activity - Northbound funds participated in 14 stocks on the list, with a total net buying of 436 million yuan, including a net buy of 195 million yuan for Ruikeda [10][12] - The stock with the highest net selling by northbound funds was Aerospace Universe (688523.SH), with a net selling amount of 38.69 million yuan [10][13] - There was a divergence in trading activity for stocks like Zhishang Technology and Guangdong Hongda, where institutions sold while northbound funds bought [12][13]