科创50增强ETF（588460）开盘跌0.81%，重仓股海光信息跌1.83%，中芯国际跌1.04%

Group 1 - The core point of the article highlights the performance of the Kexin 50 Enhanced ETF (588460), which opened down 0.81% at 1.718 yuan on September 26 [1] - The major holdings of the Kexin 50 Enhanced ETF include companies such as Haiguang Information, which fell by 1.83%, and SMIC, which decreased by 1.04% [1] - The fund's performance benchmark is the Shanghai Stock Exchange Science and Technology Innovation Board 50 Index, managed by Penghua Fund Management Co., Ltd., with a return of 73.07% since its inception on December 1, 2022, and a return of 15.47% over the past month [1] Group 2 - The article lists the performance of other key stocks within the ETF, including Cambrian, which dropped by 1.56%, and Kingsoft Office, which fell by 1.11% [1] - The ETF's performance reflects broader market trends, as indicated by the declines in several of its major holdings [1] - The article provides a snapshot of the current market conditions affecting the Kexin 50 Enhanced ETF and its constituents [1]