Sou Hu Cai Jing·2025-08-18 08:36Market Performance - On August 18, the three major A-share indices collectively rose, with the Shanghai Composite Index increasing by 0.85% to 3728.03 points, the Shenzhen Component Index rising by 1.73% to 11835.57 points, and the ChiNext Index climbing by 2.84% to 2606.2 points [1] Fund Manager Changes - In the past 30 days (July 19 to August 18), a total of 510 fund managers have left their positions across various funds, with 52 announcements made on August 18 alone [3] - The reasons for the departures include 10 fund managers leaving due to job changes from 26 funds, 2 due to personal reasons from 14 funds, and 5 due to product expirations from 12 funds [3] Fund Manager Profiles - Zhang Xiaonan, managing assets totaling 35.397 billion yuan, has achieved a return of 126.27% on the Invesco Nasdaq Technology ETF during his tenure of 2 years and 190 days [4] - Zhang Shenyuan, with a total asset management of 41.087 billion yuan, has achieved a return of 369.76% on the Fortune CSI Military Industry Index Fund during his tenure of 1 year and 34 days [5] Fund Research Activity - In the past month, Penghua Fund conducted the most company research, engaging with 50 listed companies, followed by Huaxia Fund and Bosera Fund, each with 46 companies [7] - The most researched industry was specialized equipment, with 183 instances, followed by chemical products with 170 instances [7] Recent Stock Research - The most focused stock in the past month was Defu Technology, with 79 fund management companies participating in its research, followed by Zhongchong Co. and Baiya Co. with 71 and 65 companies, respectively [9] - In the past week (August 11 to August 18), Baiya Co. was the most researched stock, with 65 fund institutions involved [8]