上证指数在4000点获强支撑，沪深300ETF赎回潮结束，尾盘涨1%

Core Viewpoint - The recent recovery in sectors such as non-ferrous metals, photovoltaic, and machinery equipment has provided strong support for the Shanghai Composite Index around the 4000 level, with the CSI 300 ETF rising over 1% at the close. This indicates a potential recovery window for heavyweight stocks as the wave of concentrated ETF redemptions appears to be ending [1]. Group 1: ETF Redemption and Market Impact - In January, the total net redemption scale of broad-based ETFs reached 993.7 billion, surpassing the total net subscription amount of 677.8 billion for 2024-2025, indicating a significant withdrawal of trading funds [1]. - The number of ETFs related to the CSI 300 index has exceeded 30, highlighting the extensive options available for investors in this segment [1]. Group 2: Management Fees and Investment Opportunities - The management fee rate for the CSI 300 ETF managed by Huaxia Fund is the lowest tier at 0.15% per year, making it an attractive option for investors looking to minimize costs [1].