Jin Rong Jie·2025-07-03 08:03Group 1 - The Shanghai Stock Exchange Science and Technology Innovation Board Composite Index (STAR Index) opened high and fluctuated, rising by 0.73% to 1219.33 points, with a trading volume of 90.146 billion yuan [1] - The STAR Index has increased by 4.05% in the past month, 0.52% in the past three months, and 8.20% year-to-date [1] - The STAR Index is composed of eligible listed companies on the Science and Technology Innovation Board and includes dividend distributions in its performance calculation, with a base date of December 31, 2019, set at 1000.0 points [1] Group 2 - The top ten weighted stocks in the STAR Index are: Haiguang Information (4.69%), Cambrian (3.39%), Zhongxin International (2.55%), Kingsoft Office (1.87%), Baili Tianheng (1.75%), Zhongwei Company (1.66%), United Imaging Healthcare (1.55%), Lanke Technology (1.37%), Transsion Holdings (1.3%), and China Resources Microelectronics (0.94%) [1] - The STAR Index's holdings are entirely composed of stocks listed on the Shanghai Stock Exchange, with a 100% allocation [1] Group 3 - In terms of industry composition, the STAR Index is dominated by Information Technology (49.65%), followed by Industrial (24.45%), Healthcare (17.51%), Materials (3.34%), Consumer Discretionary (2.31%), Communication Services (2.10%), Consumer Staples (0.57%), and Energy (0.07%) [2] - Securities that rank in the top 10 by average total market capitalization on the STAR Board are included in the index after three months of listing, while others are included after one year [2] - Securities under risk warning are removed from the index starting from the next trading day after the second Friday of the month following the implementation of the warning, and those that have their warnings lifted are included from the next trading day after the second Friday of the month following the removal [2]