中国基金报·2025-09-04 06:47Market Overview - The A-share market experienced a significant decline, with major indices continuing to drop on September 4th [2] - The Shanghai Composite Index closed at 3734.20, down 79.36 points or 2.08% [3] - The Shenzhen Component Index fell by 493.1 points, a decrease of 3.95%, closing at 11978.81 [3] - The ChiNext Index saw a decline of 5.36%, closing at 2744.03 [3] Sector Performance - The STAR 50 Index (科创50) dropped over 7%, with major constituent stocks like Cambrian (寒武纪) falling more than 15% [3][6] - The overall trading volume in the A-share market was reported at 418.2 billion [3] Key Stock Movements - Cambrian (688256) saw a significant drop of 15.37%, closing at 1189.02 [6] - Other notable declines included Baillie Gifford (688506) down 7.22% and Huatai Medical (688617) down 4.31% [6] - The STAR 50 Index's performance reflects broader market trends, with a year-to-date decline of 14.54% [4]