科创50ETF富国（588940）开盘跌1.79%，重仓股中芯国际跌1.76%，海光信息跌1.46%

Core Viewpoint - The article discusses the performance of the Kexin 50 ETF (588940) and its major holdings, highlighting a decline in the ETF's opening price and the performance of its constituent stocks [1]. Group 1: ETF Performance - Kexin 50 ETF (588940) opened down by 1.79%, priced at 1.423 yuan [1]. - Since its establishment on May 21, 2025, the fund has achieved a return of 44.60%, while its return over the past month has been -5.12% [1]. Group 2: Major Holdings Performance - Major holdings in the ETF include: - SMIC (中芯国际) down by 1.76% - Haiguang Information (海光信息) down by 1.46% - Cambrian (寒武纪) down by 2.91% - Lanke Technology (澜起科技) down by 1.69% - Zhongwei Company (中微公司) down by 2.28% - United Imaging (联影医疗) down by 0.09% - Kingsoft Office (金山办公) up by 1.12% - Chipone (芯原股份) down by 0.56% - Stone Technology (石头科技) down by 0.01% - Transsion Holdings (传音控股) down by 0.12% [1].