北方铜业涨停，深股通龙虎榜上净买入3772.48万元

Group 1 - Northern Copper Industry experienced a trading halt today with a turnover rate of 14.71% and a transaction amount of 4.067 billion yuan, showing a fluctuation of 12.55% [2] - Institutional investors net sold 11.658 million yuan, while the Shenzhen Stock Connect saw a net purchase of 37.7248 million yuan, and the total net purchase from brokerage seats was 163 million yuan [2] - The stock was listed on the Dragon and Tiger list due to a daily price deviation of 9.17%, with the top five trading seats contributing a total transaction of 1.008 billion yuan, resulting in a net purchase of 189 million yuan [2] Group 2 - As of September 16, the latest margin trading balance for the stock was 787 million yuan, with a financing balance of 784 million yuan and a securities lending balance of 2.7027 million yuan [3] - Over the past five days, the financing balance increased by 128 million yuan, representing a growth of 19.50%, while the securities lending balance rose by 976,400 yuan, a growth of 56.56% [3] - The top buying and selling brokerage seats on September 17 included the Shenzhen Stock Connect, which had a buying amount of 255.3237 million yuan and a selling amount of 217.5989 million yuan [4]