皇氏集团跌7.42%，龙虎榜上机构买入2155.04万元，卖出3913.08万元

Summary of Key Points Core Viewpoint - Huangshi Group's stock experienced a significant decline of 7.42% with a trading volume of 1.053 billion yuan and a volatility of 15.42% on the trading day [2]. Trading Activity - The stock had a turnover rate of 37.07% for the day, indicating high trading activity [2]. - Institutional investors net sold 17.58 million yuan, while brokerage seats collectively net sold 52.43 million yuan [2]. Market Data - The stock was listed on the Shenzhen Stock Exchange due to a daily volatility of 15.42% and a daily decline deviation of -7.78% [2]. - The top five trading departments accounted for a total transaction volume of 250 million yuan, with a buying amount of 90.16 million yuan and a selling amount of 160 million yuan, resulting in a net sell of 70.01 million yuan [2]. Institutional Participation - Among the trading departments, two institutional specialized seats were involved, with a total buying amount of 21.55 million yuan and a selling amount of 39.13 million yuan, leading to a net sell of 17.58 million yuan [2]. Fund Flow - The stock saw a net outflow of 153 million yuan from major funds, with a significant outflow of 118 million yuan from large orders and 35.40 million yuan from medium orders [2]. - Over the past five days, the stock experienced a net inflow of 136 million yuan from major funds [2].