铜冠铜箔股价跌5.23%，财通证券资管旗下1只基金重仓，持有2.92万股浮亏损失5.37万元

Group 1 - The stock price of Copper Crown Copper Foil dropped by 5.23% to 33.35 CNY per share, with a trading volume of 9.65 billion CNY and a turnover rate of 3.42%, resulting in a total market capitalization of 27.648 billion CNY [1] - Copper Crown Copper Foil, established on October 18, 2010, and listed on January 27, 2022, specializes in the research, manufacturing, and sales of high-precision electronic copper foil [1] - The company's main business revenue composition includes PCB copper foil at 56.84%, lithium battery copper foil at 37.92%, copper flat wire at 4.45%, and other supplementary products at 0.79% [1] Group 2 - According to data from the top ten heavy stocks of funds, one fund under Caitong Securities Asset Management holds a significant position in Copper Crown Copper Foil [2] - Caitong Asset Management's CSI 1000 Index Enhanced A Fund (019402) reduced its holdings by 100 shares in the second quarter, maintaining 29,200 shares, which accounts for 3.29% of the fund's net value, making it the second-largest heavy stock [2] - The fund has achieved a return of 21.8% this year, ranking 2017 out of 4222 in its category, and a return of 56.23% over the past year, ranking 1502 out of 3776 [2]