免税概念涨幅居前，18位基金经理发生任职变动

Market Performance - On December 10, A-shares showed mixed performance, with the Shanghai Composite Index down 0.23% to 3900.50 points, the Shenzhen Component Index up 0.29% to 13316.42 points, and the ChiNext Index slightly down 0.02% to 3209.00 points [1] Fund Manager Changes - On December 10, 18 fund managers experienced changes in their positions, with 679 fund products having manager changes in the past 30 days [3] - Among the changes, 11 fund products announced manager departures on December 10, involving 6 fund managers, with 4 leaving due to job changes and 2 due to product expiration [3] - Notable fund manager Zhang Ming from Anxin Fund has managed a total asset scale of 3.496 billion yuan, with the highest return of 154.02% from the Anxin Enterprise Value Preferred Mixed A fund over 8 years and 221 days [3] New Fund Managers - On December 10, 33 fund products announced new fund manager appointments, involving 12 fund managers [4] - Notable new fund manager Su Huaqing from Fortune Fund manages a total asset scale of 28.259 billion yuan, with the highest return of 154.32% from the Fortune CSI Communication Equipment Theme ETF over 1 year and 116 days [4] Fund Research Activity - In the past month (November 10 to December 10), Huaxia Fund conducted the most company research, engaging with 46 listed companies, followed by Bosera Fund, Guotai Fund, and Huitianfu Fund with 46, 43, and 41 companies respectively [5][6] - The most researched industry was consumer electronics, with 250 research instances, followed by specialized equipment with 217 instances [5][6] Individual Stock Research - The most researched stock in the past month was Luxshare Precision, with 88 fund management companies participating in the research [7][8] - In the last week (December 3 to December 10), the most researched company was Canxin Technology, with 31 fund institutions involved [7][8]