Core Insights - Tian Gang Co., Ltd. (920651) experienced an increase of 8.10% in its stock price, with a turnover rate of 22.30% and a total transaction amount of 141 million yuan, indicating significant trading activity [1] - The stock was listed on the North Exchange due to its high turnover rate, with institutional investors net selling 2.82 million yuan [1] Trading Data Summary - The top five trading departments had a combined transaction amount of 46.13 million yuan, with a total buying amount of 29.89 million yuan and a selling amount of 16.24 million yuan, resulting in a net buying of 13.65 million yuan [1] - Specific trading activities included: - The top buying department was Nanjing Securities with a buying amount of 10.66 million yuan and a selling amount of 0.06 million yuan [1] - The second buying department was CITIC Securities with a buying amount of 5.89 million yuan and a selling amount of 0.04 million yuan [1] - The third buying department was Guosen Securities with a buying amount of 5.88 million yuan and a selling amount of 0.13 million yuan [1] - The top selling department was CITIC Securities with a selling amount of 3.19 million yuan and no buying activity [1]

Core Viewpoint - Tian Gang Co., Ltd. (stock code: 920651) experienced significant trading activity on October 17, 2025, with a turnover rate of 22.30% and a trading volume of 3.4065 million shares, amounting to a total transaction value of 141 million yuan [1][2]. Trading Activity Summary - The top buying seat was Nanjing Securities Co., Ltd. at Nanjing Changfu Street Securities Business Department, with a purchase amount of approximately 10.66 million yuan [1][2]. - The top selling seat was CITIC Securities Co., Ltd. at Wuhan Luoyu East Road Securities Business Department, with a selling amount of approximately 3.19 million yuan [1][2]. - Other notable buying and selling activities included various securities firms, with total buy amounts ranging from approximately 3.57 million to 5.89 million yuan and sell amounts reaching up to approximately 2.85 million yuan [2].