YCC(SZ:000878) Xin Lang Cai Jing·2025-09-16 03:22Group 1 - Yunnan Copper Industry Co., Ltd. experienced a 5% decline in stock price, reaching 15.57 CNY per share, with a trading volume of 1.69 billion CNY and a turnover rate of 5.28%, resulting in a total market capitalization of 31.196 billion CNY [1] - The company, established on May 15, 1998, and listed on June 2, 1998, is primarily engaged in copper exploration, mining, smelting, precious and rare metal extraction and processing, sulfur chemical industry, and trading [1] - The revenue composition of Yunnan Copper includes cathode copper at 74.00%, other products at 12.42%, precious metals at 12.24%, and sulfuric acid at 1.33% [1] Group 2 - Southern Fund's Southern CSI 500 ETF (510500) is among the top ten circulating shareholders of Yunnan Copper, having increased its holdings by 2.8995 million shares in the second quarter, totaling 20.7629 million shares, which represents 1.04% of the circulating shares [2] - The estimated floating loss for the ETF today is approximately 17.0255 million CNY [2] - The Southern CSI 500 ETF was established on February 6, 2013, with a current scale of 113.438 billion CNY, yielding a return of 26.32% year-to-date, ranking 1820 out of 4222 in its category, and a one-year return of 62.44%, ranking 1495 out of 3804 [2]