美邦股份龙虎榜异动背后：一线营业部席位博弈显分歧

Group 1 - The core viewpoint of the articles highlights the trading activity of Meibang Co., which has triggered public trading conditions due to price fluctuations, attracting market attention [1][2] - The top buying entity is Guotai Junan Securities, with a purchase amount of 13.5589 million yuan, showing a 47.92% probability of short-term price increase for stocks that have appeared on the buying list in the past three months [1] - Other notable buying entities include Kaiyuan Securities and Guotai Junan Securities' Shanghai branch, with buying amounts of 13.2548 million yuan and 9.5279 million yuan respectively, both showing over 38% probability of short-term price increase [1] Group 2 - On the selling side, Guotai Junan Securities also led with a sell amount of 11.8025 million yuan, indicating a dual-direction operation characteristic [1] - Other significant selling entities include UBS and Goldman Sachs, with sell amounts of 6.0206 million yuan and 4.0702 million yuan respectively [1] - Historical data indicates that Meibang Co. has been listed 12 times in the past six months, reflecting high trading activity, with notable differences in trading styles between high-frequency trading seats and medium to long-term capital seats [2]