铂科新材股价跌1.04%，嘉实基金旗下1只基金重仓，持有2.46万股浮亏损失1.84万元

Group 1 - The core point of the news is that Placo New Materials has experienced a decline in stock price, dropping 1.04% to 71.23 yuan per share, with a total market value of 20.642 billion yuan and a cumulative drop of 4.64% over four consecutive days [1] - Placo New Materials, established on September 17, 2009, specializes in the research, production, and sales of metal soft magnetic powders, cores, and inductive components, contributing to energy-efficient and environmentally friendly operations in power electronic devices [1] - The company's main business revenue composition includes 96.69% from metal soft magnetic powder products, 3.07% from metal soft magnetic powder, and 0.25% from other business income [1] Group 2 - From the perspective of major fund holdings, only one fund under Jiashi Fund holds shares in Placo New Materials, specifically Jiashi Changqing Competitive Advantage Stock A, which holds 24,600 shares, accounting for 7.02% of the fund's net value [2] - The fund has experienced a floating loss of approximately 18,400 yuan today, with a total floating loss of 86,100 yuan during the four-day decline [2] - Jiashi Changqing Competitive Advantage Stock A was established on May 6, 2019, with a current scale of 28.4348 million yuan and has achieved a year-to-date return of 20.45% [2]