龙虎榜 铜冠铜箔上涨20.02%，知名游资开源西安西大街买入5110.07万元

Core Viewpoint - Copper Crown Copper Foil experienced a significant price increase of 20.02%, reaching the daily trading limit of 15% due to notable buying activity from well-known speculators [1] Group 1: Trading Activity - The top five buying entities collectively purchased 375 million yuan, while the top five selling entities sold 177 million yuan, resulting in a net buying amount of 198 million yuan [1] - The largest buyer, the Shenzhen Stock Connect, acquired 187.37 million yuan, followed by Kaiyuan Securities and Guotai Junan Securities with purchases of 51.10 million yuan and 44.99 million yuan respectively [2] - The largest selling entity, also the Shenzhen Stock Connect, sold 101.20 million yuan, with other notable sellers including Dongfang Caifu Securities [2] Group 2: Net Buying and Selling - The net buying amounts for the top five buying entities were as follows: Shenzhen Stock Connect 86.17 million yuan, Kaiyuan Securities 50.09 million yuan, and Guotai Junan Securities 44.83 million yuan [2] - In contrast, the top selling entities had negative net amounts, with Dongfang Caifu Securities in Lhasa East Ring Road first securities business department recording a net selling of 64.09 million yuan [2]