多氟多涨停，龙虎榜上机构买入2.35亿元，卖出1.57亿元

Group 1 - The stock of Duofuduo reached the daily limit, with a turnover rate of 20.52% and a transaction amount of 5.18 billion yuan, showing a fluctuation of 10.57% [2] - Institutional investors net bought 78.15 million yuan, while the Shenzhen Stock Connect recorded a net sell of 39.38 million yuan, resulting in a total net buy of 183 million yuan from brokerage seats [2] - The stock was listed on the Shenzhen Stock Exchange due to a daily price deviation of 10.23%, with institutional specialized seats contributing to the net buy of 78.15 million yuan [2] Group 2 - As of October 27, the margin trading balance for Duofuduo was 1.274 billion yuan, with a financing balance of 1.271 billion yuan and a securities lending balance of 369.22 thousand yuan [3] - Over the past five days, the financing balance increased by 72.26 million yuan, reflecting a growth rate of 6.03%, while the securities lending balance decreased by 10.33 thousand yuan, showing a decline of 2.72% [3] - The trading data on October 28 indicated significant buying and selling activity, with the top five brokerage seats contributing to a total transaction amount of 96.3 million yuan [4]