芯片龙头ETF（516640）开盘跌0.08%，重仓股中芯国际跌0.13%，寒武纪跌1.65%

Core Viewpoint - The Chip Leader ETF (516640) opened with a slight decline of 0.08%, indicating a mixed performance in the semiconductor sector [1] Group 1: ETF Performance - The Chip Leader ETF (516640) opened at 1.188 yuan [1] - Since its establishment on August 19, 2021, the fund has achieved a return of 19.13% [1] - The fund's return over the past month is reported at 13.34% [1] Group 2: Major Holdings Performance - Major holdings in the ETF include: - SMIC: down 0.13% [1] - Cambricon: down 1.65% [1] - Haiguang Information: unchanged [1] - Northern Huachuang: down 0.37% [1] - Lattice Semiconductor: unchanged [1] - Zhaoyi Innovation: up 1.59% [1] - Zhongwei Company: down 1.20% [1] - OmniVision: up 0.19% [1] - Chipone: up 0.23% [1] - Changdian Technology: down 0.41% [1]