芯片ETF天弘（159310）开盘涨2.76%，重仓股寒武纪涨2.22%，中芯国际涨1.86%

Group 1 - The core viewpoint of the article highlights the performance of the Chip ETF Tianhong (159310), which opened with a gain of 2.76% at 2.268 yuan on February 9 [1] - The top holdings of the Chip ETF Tianhong include companies such as Cambricon, which rose by 2.22%, SMIC with a 1.86% increase, and Haiguang Information, which saw a rise of 3.43% [1] - The performance benchmark for the Chip ETF Tianhong is the CSI Chip Industry Index return, managed by Tianhong Fund Management Co., with a return of 120.56% since its establishment on April 18, 2024, and a recent one-month return of -0.37% [1]