盛屯矿业股价跌5.2%，宝盈基金旗下1只基金重仓，持有190万股浮亏损失176.7万元

Group 1 - The core viewpoint of the news is that Shengtun Mining experienced a 5.2% drop in stock price, closing at 16.94 yuan per share, with a trading volume of 550 million yuan and a turnover rate of 1.04%, resulting in a total market capitalization of 52.355 billion yuan [1] - Shengtun Mining, established on January 14, 1997, and listed on May 31, 1996, is located in Xiamen, Fujian Province. The company primarily engages in non-ferrous metal mining and selection, metal industry chain value-added services, and cobalt materials business, with its main business revenue composition being 66.55% from energy metals, 27.88% from basic metals, and 5.56% from metal trading and others [1] Group 2 - From the perspective of fund holdings, one fund under Baoying Fund has a significant position in Shengtun Mining. The Baoying Core Advantage Mixed A Fund (213006) held 1.9 million shares in the fourth quarter, accounting for 5.1% of the fund's net value, making it the ninth largest holding. The estimated floating loss today is approximately 1.767 million yuan [2] - The Baoying Core Advantage Mixed A Fund (213006) was established on March 17, 2009, with a latest scale of 553 million yuan. Year-to-date, it has achieved a return of 10.84%, ranking 1685 out of 8872 in its category; over the past year, it has returned 27.23%, ranking 4694 out of 8126; and since inception, it has returned 293.92% [2]