Sou Hu Cai Jing·2025-12-23 08:21Market Performance - On December 23, A-shares saw collective gains with the Shanghai Composite Index rising by 0.07% to 3919.98 points, the Shenzhen Component Index increasing by 0.27% to 13368.99 points, and the ChiNext Index up by 0.41% to 3205.01 points [1] Fund Manager Changes - On December 23, a total of 49 fund managers experienced changes in their positions, with 55 fund products announcing manager departures, involving 19 fund managers [3] - Over the past 30 days (November 23 to December 23), 634 fund products had manager changes, with 12 managers leaving due to job changes and 7 due to product expirations [3] Fund Manager Performance - Fund manager Yan Fei, currently managing assets totaling 392 million yuan, achieved a return of 144.93% on the Rongtong Blue Chip Growth Mixed A/B fund during her tenure of 8 years and 111 days [4] - New fund manager Zheng Yingli, managing assets of 646 million yuan, achieved a return of 140.22% on the Huabao Core Advantage Mixed C fund over 3 years and 122 days [5] Fund Research Activity - In the past month, Bosera Fund conducted the most company research, engaging with 39 listed companies, followed by Southern Fund with 36, Huatai-PineBridge with 33, and China Universal with 32 [6][7] - The most researched industry was specialized equipment, with 166 instances, followed by chemical products with 126 [6][7] Recent Company Focus - In the last month, the most scrutinized company by public funds was Zhongke Shuguang, with 117 fund management companies participating in its research, followed by Haiguang Information and Changan Automobile [7][8] - In the past week (December 16 to December 23), Changan Automobile was the most researched company, with 68 fund institutions involved [8][9]