地铁设计龙虎榜数据（1月21日）

Core Points - The stock of the subway design company experienced a decline of 4.19% today with a turnover rate of 3.36% and a trading volume of 202 million yuan, showing a volatility of 16.26% [1] Trading Activity - Institutional investors net sold 6.1631 million yuan, while the Shenzhen Stock Connect saw a net sell of 6.2611 million yuan, with total net selling from brokerage seats amounting to 14.2074 million yuan [1] - The stock was listed on the Shenzhen Stock Exchange due to its daily volatility reaching 16.26%, with institutional proprietary seats net selling 6.1631 million yuan and Shenzhen Stock Connect net selling 6.2611 million yuan [1] - According to statistics from Securities Times Data Treasure, the top five buying and selling brokerage seats had a total transaction volume of 69.7244 million yuan, with buying transactions amounting to 21.5464 million yuan and selling transactions totaling 48.1779 million yuan, resulting in a net sell of 26.6315 million yuan [1]