科森科技跌停，上榜营业部合计净买入4963.89万元

Group 1 - The stock of Kosen Technology (603626) experienced a limit down today, with a turnover rate of 28.02% and a trading volume of 2.524 billion yuan, showing a fluctuation of 6.37% [2] - The stock was listed on the Shanghai Stock Exchange's "龙虎榜" due to a daily turnover rate of 28.02% and a daily decline of 10.36%, with a net buying amount of 49.6389 million yuan from brokerage seats [2] - The top five brokerage seats accounted for a total transaction of 343 million yuan, with a buying amount of 196 million yuan and a selling amount of 146 million yuan, resulting in a net buying of 49.6389 million yuan [2] Group 2 - In the past six months, the stock has been listed on the "龙虎榜" eight times, with an average price increase of 3.56% the day after being listed and an average increase of 8.20% in the following five days [3] - The stock saw a net outflow of 116 million yuan in main funds today, with a large single net outflow of 17.7378 million yuan and a big single net outflow of 98.5704 million yuan, while the net inflow of main funds over the past five days was 74.9675 million yuan [3] - The company's semi-annual report released on August 27 showed that it achieved an operating income of 1.582 billion yuan in the first half of the year, a year-on-year decrease of 9.13%, and a net profit of -105 million yuan [3]