收盘丨沪指跌0.73%失守4000点，全市场近4100只个股下跌

Market Overview - The total trading volume in the Shanghai and Shenzhen markets reached 2.42 trillion yuan, an increase of 165.6 billion yuan compared to the previous trading day [4] - The three major A-share indices weakened in the afternoon, with the Shanghai Composite Index falling below 4000 points [1][4] Index Performance - The Shanghai Composite Index closed at 3986.90, down 29.43 points or 0.73% [2] - The Shenzhen Component Index closed at 13532.13, down 159.26 points or 1.16% [2] - The ChiNext Index closed at 3263.02, down 61.25 points or 1.84% [2] Sector Performance - The CPO, semiconductor, trading software, computing hardware, robotics, and photovoltaic sectors experienced significant declines [2] - Conversely, the lithium battery, shipping, rare earth permanent magnet, and cultivated diamond sectors showed resilience and strength [2] Stock Movements - Notable stocks in the lithium battery sector, such as Penghui Energy, Chang Aluminum, Tibet City Investment, and Titan Co., saw their shares hit the daily limit [2] - CPO concept stocks collectively adjusted, with companies like Tengjing Technology and Tianfu Communication dropping over 10% [2] Capital Flow - Main capital saw a net inflow into sectors such as steel, energy metals, and batteries, while experiencing net outflows from communication equipment, semiconductors, and securities [5] - Specific stocks with net inflows included Tianqi Lithium and Jiangte Electric, with inflows of 1.185 billion yuan and 783 million yuan respectively [5] - Stocks facing net outflows included Xinyi Sheng and Dongfang Fortune, with outflows of 3.210 billion yuan and 2.760 billion yuan respectively [5] Institutional Insights - Galaxy Securities suggests the market may steadily rise along moving averages, with limited potential for significant pullbacks [6] - Zhongtai Securities indicates a generally positive market outlook, with the Shanghai Composite Index breaking through the 4000-point mark, driven by key sectors like artificial intelligence [6] - CITIC Construction emphasizes the ongoing opportunities in high-end manufacturing, particularly within the artificial intelligence industry chain [6]