龙虎榜机构新动向：净买入22股 净卖出9股

Core Viewpoint - On December 24, the Shanghai Composite Index rose by 0.53%, with institutional investors appearing on the trading lists of 31 stocks, net buying 22 and net selling 9 [1]. Institutional Trading Summary - Institutional special seats were present in 31 stocks, with a total net purchase amount of 1.47 billion yuan, marking the fourth consecutive day of net buying [1]. - The stock with the highest net purchase by institutional seats was Tianyin Electric, which closed up 17.21% with a turnover rate of 36.00% and a transaction volume of 4.31 billion yuan. The net buying from institutional seats totaled 496 million yuan [2]. - Tongyu Communication also saw significant activity, closing up 6.31% with a turnover rate of 42.86% and a transaction volume of 4.72 billion yuan, resulting in a net institutional purchase of 213.61 million yuan [2]. - Western Materials closed up 8.47% with a turnover rate of 29.92% and a transaction volume of 5.78 billion yuan, leading to a net institutional purchase of 185.52 million yuan [3]. Market Performance - The average increase of stocks with net institutional purchases was 9.48%, outperforming the Shanghai Composite Index. Stocks like Xin Jinggang and Ying Tang Zhikong showed strong performance, closing at the daily limit [3]. - A backtest of stocks with net institutional purchases over the past month revealed a 48.55% probability of an increase the next day, with a similar probability of outperforming the Shanghai Composite Index [3]. Net Selling Summary - The stock with the highest net selling by institutions was Zhangyuan Tungsten, which saw a decline of 8.79%, with a net selling amount of 164.07 million yuan [3]. - Other notable net selling stocks included Delixi Co., which had a net outflow of 3.87 million yuan, and Chuhuan Technology, which experienced a net outflow of 3.96 million yuan [4]. Deep and Shanghai Stock Connect Activity - On December 24, 25 stocks on the trading list had appearances from Deep and Shanghai Stock Connect, with net purchases including Tianji Shares and Tongyu Communication, amounting to 64.91 million yuan and 63.02 million yuan respectively [5][6]. - Stocks with net selling included Aerospace Power and Western Materials, with net selling amounts of 1.86 billion yuan and 1.28 billion yuan respectively [5].