上证指数涨幅收窄至1%以内，此前涨幅达1.27%；稀土永磁、船舶制造、券商、多元金融、CRO、软件开发等概念涨幅居前；水泥建材、电源设备、消费电子等概念走弱；沪深两市成交额约1.14亿，较昨日放量约1400亿；全市约2800股上涨，2300股下跌，主力资金净流出约44亿元。

Group 1 - The Shanghai Composite Index's increase narrowed to within 1%, previously reaching a high of 1.27% [1] - Sectors such as rare earth permanent magnets, shipbuilding, brokerage, diversified finance, CRO, and software development showed strong performance [1] - The total trading volume in the Shanghai and Shenzhen markets was approximately 1.14 trillion, an increase of about 140 billion compared to the previous day [1] Group 2 - Approximately 2,800 stocks rose while 2,300 stocks declined, indicating a mixed market sentiment [1] - There was a net outflow of approximately 4.4 billion from major funds [1]