铜冠铜箔股价震荡收跌1% 盘中振幅超5%引关注

Group 1 - The stock price of Tongguan Copper Foil closed at 24.86 yuan on August 4, 2025, down 1.00% from the previous trading day [1] - The stock exhibited wide fluctuations, reaching a high of 25.70 yuan and a low of 24.40 yuan, with a volatility of 5.18% [1] - The total trading volume for the day was 498,000 hands, with a transaction amount of 1.243 billion yuan [1] Group 2 - Tongguan Copper Foil is primarily engaged in the research, production, and sales of electronic copper foil, which is widely used in printed circuit boards and lithium-ion batteries [1] - The company operates within the electronic components manufacturing industry, with business applications in PCB and energy storage [1] Group 3 - On August 4, the net inflow of main funds into Tongguan Copper Foil was 10.963 million yuan, but over the past five trading days, there was an overall net outflow of 116 million yuan [1]