上纬新材股价跌5.22%，建信基金旗下1只基金重仓，持有568股浮亏损失3351.2元

Group 1 - The core point of the news is that Shangwei New Materials experienced a decline of 5.22% in stock price, reaching 107.16 yuan per share, with a total market capitalization of 43.224 billion yuan as of the report date [1] - Shangwei New Materials specializes in the research, production, and sales of environmentally friendly high-performance corrosion-resistant materials, materials for wind turbine blades, and new composite materials, with revenue contributions of 46.26%, 40.07%, 6.14%, 5.69%, and 1.84% respectively from these segments [1] Group 2 - According to data from the top ten holdings of funds, one fund under Jianxin Fund has a significant position in Shangwei New Materials, specifically the Jianxin SSE STAR Market Comprehensive ETF Linked A (023743), which held 568 shares, accounting for 0.02% of the fund's net value [2] - The Jianxin SSE STAR Market Comprehensive ETF Linked A (023743) has a total scale of 199 million yuan and has achieved a return of 24.74% since its inception [2] Group 3 - The fund manager of Jianxin SSE STAR Market Comprehensive ETF Linked A (023743) is Ge Luyu, who has been in the position for 2 years and 335 days, with the fund's total asset scale at 1.335 billion yuan [3] - During Ge Luyu's tenure, the best fund return was 31.14%, while the worst return was 19.78% [3]