拓维信息今日涨停，1家机构专用席位净买入1.39亿元

Group 1 - The stock of Tuowei Information (002261) reached the daily limit, with a trading volume of 5.65 billion yuan and a turnover rate of 16.82% [1] - The data from the post-market dragon and tiger list indicates that the Shenzhen Stock Connect special seat bought 353 million yuan and sold 119 million yuan, resulting in a net purchase of 139 million yuan by one institutional special seat [1] Group 2 - The stock's rise was attributed to a daily price deviation of over 7% [2] - The total buying amount from various institutional seats reached approximately 512.82 million yuan, with a net buying difference of about 205.97 million yuan [2]