机构席位买入1002.63万 北交所上市公司丹娜生物登龙虎榜

Core Insights - Dana Biological, listed on the Beijing Stock Exchange, experienced a significant trading event on November 14, 2025, with a turnover rate of 50.65% and a trading volume of 3.6469 million shares, amounting to a transaction value of 349 million yuan [1][2]. Trading Activity - The top buying entity was Guotai Junan Securities Co., Ltd., Chongqing Guanyinqiao Walking Street branch, purchasing shares worth approximately 15.4 million yuan [1][2]. - The leading selling entity was Guojin Securities Co., Ltd., Shenzhen branch, selling shares valued at around 18.05 million yuan [1][2]. - Other notable buying and selling activities included various securities firms, with significant amounts traded by institutional investors [2].