A股成交额创新高3万亿，三大指数冲高回落，CPO与稀土永磁板块抢眼

Market Overview - The three major indices in the A-share market experienced a pullback after an initial rise, with the Shanghai Composite Index down 1.76%, the Shenzhen Component Index down 1.43%, and the ChiNext Index down 0.69%. The North Exchange 50 Index also fell by 2.6% [1] - The total trading volume in the Shanghai, Shenzhen, and Beijing markets exceeded 30 trillion yuan, reaching 31,978 billion yuan, an increase of 4,880 billion yuan compared to the previous trading day. Over 4,700 stocks in the market faced declines [1] Sector Performance - The optical module (CPO) and rare earth permanent magnet sectors showed strong performance, remaining active in the market. In contrast, most stocks in the computing power and semiconductor industry chain experienced declines [3] - The AI computing power sector saw a significant rise in the morning session, with stocks like Cambrian-U reaching a high of 1,464.98 yuan per share, surpassing Kweichow Moutai to become the new "king of stocks" in the A-share market. Other stocks such as Zhongji Xuchuang, Xinyi Sheng, and Yingweike also hit historical highs during the trading session [3] - The rare earth permanent magnet sector also performed well, with stocks like Dadi Xiong, Beikang Technology, Northern Rare Earth, and Jinli Permanent Magnet all rising over 6% by the end of the trading day [6] - Conversely, the liquor sector faced significant adjustments, with stocks like Luzhou Laojiao, Shanxi Fenjiu, and Gujing Gongjiu all declining over 4%. The real estate sector also performed poorly, with stocks like Wantong Development and Shenzhen Development A hitting the daily limit down [6]