宏润建设龙虎榜数据（9月30日）

Summary of Key Points Core Viewpoint - Macro Construction experienced a decline of 4.31% in its stock price, with a trading volume of 1.068 billion yuan and a fluctuation of 15.02% on the day [2]. Trading Activity - The stock had a turnover rate of 9.37%, with institutional investors net selling 3.21 million yuan and the Shenzhen Stock Connect seeing a net purchase of 25.97 million yuan [2]. - The top five trading departments accounted for a total transaction volume of 307 million yuan, with a net buying amount of 5.57 million yuan [2]. - Specific trading details show that three institutional special seats were involved, with a total buying amount of 71.74 million yuan and a selling amount of 74.95 million yuan, resulting in a net sell of 3.21 million yuan [2]. Fund Flow - The stock saw a net outflow of 96.76 million yuan in main funds, with large orders contributing to a net outflow of 60.69 million yuan and a net outflow of 36.07 million yuan from big orders [2]. - Over the past five days, the main funds have seen a net outflow of 112 million yuan [2]. Margin Trading Data - As of September 29, the margin trading balance for Macro Construction was 588 million yuan, with a financing balance of 587 million yuan and a securities lending balance of 0.31 million yuan [3]. - In the last five days, the financing balance increased by 8.05 million yuan, representing a growth of 1.39%, while the securities lending balance decreased by 0.13 million yuan, a decline of 29.39% [3].