Zheng Quan Shi Bao·2025-08-30 04:59Core Points - The STAR 50 Index will undergo sample adjustments effective after the market closes on September 12, 2025, as announced by the Shanghai Stock Exchange and China Securities Index Company [1] - Benefiting from the adjustments, the STAR 50 Index's total market capitalization will reach 3.1 trillion yuan, with a coverage ratio of 38.9%, while the STAR 100 Index will have a total market capitalization of 1.9 trillion yuan and a coverage ratio of 24.4% [3] - The combined market capitalization coverage ratio of the STAR 50, STAR 100, and STAR 200 indices will increase to 84.6%, reflecting a 0.5% improvement from before the adjustments [3] - The top five constituent stocks of the STAR 50 and STAR 100 indices remain largely unchanged, indicating a stable market capitalization structure within the STAR market [3] - The STAR 50 Index has seen a remarkable increase of 27.78% over just 14 trading days since August 12 [4] - The total scale of STAR index products has surpassed 320 billion yuan, with the flagship STAR 50 product exceeding 190 billion yuan, making it the fifth largest broad-based index product in the domestic market [4]