芯片龙头ETF（516640）开盘跌0.38%，重仓股中芯国际跌1.38%，寒武纪跌3.02%

Core Viewpoint - The Chip Leader ETF (516640) opened at a decline of 0.38%, priced at 1.046 yuan, indicating a downward trend in the semiconductor sector [1] Group 1: ETF Performance - The Chip Leader ETF (516640) has a performance benchmark based on the CSI Chip Industry Index return rate [1] - Since its establishment on August 19, 2021, the ETF has achieved a return of 5.16% [1] - Over the past month, the ETF has experienced a return of -2.03% [1] Group 2: Major Holdings Performance - Major holdings within the ETF include: - SMIC (中芯国际) down 1.38% [1] - Cambricon (寒武纪) down 3.02% [1] - Haiguang Information (海光信息) down 1.33% [1] - Northern Huachuang (北方华创) down 0.43% [1] - Lattice Technology (澜起科技) up 0.02% [1] - Zhaoyi Innovation (兆易创新) down 0.88% [1] - Zhongwei Company (中微公司) down 1.47% [1] - OmniVision (豪威集团) up 0.02% [1] - Chipone (芯原股份) down 2.06% [1] - Changdian Technology (长电科技) down 0.43% [1]