北交所上市公司科创新材登龙虎榜：当日换手率达到25.50%

Group 1 - The core point of the news is that Kexin New Materials (stock code: 833580) experienced significant trading activity on September 1, 2025, with a turnover rate of 25.50% and a trading volume of 14.25 million shares, amounting to a transaction value of 228 million yuan [1][2][3] Group 2 - The top buying brokerage was Guotai Junan Securities Co., Ltd. with a purchase amount of approximately 7.99 million yuan [1][2] - The top selling brokerage was China Merchants Securities Co., Ltd. with a selling amount of approximately 9.09 million yuan [1][2] - Other notable buying brokerages included Huatai Securities and Guojin Securities, with buying amounts of approximately 7.09 million yuan and 6.56 million yuan respectively [2]