A股收评：沪指冲高回落缩量调整 核电板块掀涨停潮

Core Viewpoint - The A-share market experienced a collective adjustment with the Shanghai Composite Index showing a slight decline, while the nuclear power sector saw a surge in stock prices, leading to nearly 20 stocks hitting the daily limit up [1] Market Performance - The major indices faced a pullback after an initial rise, with the Shanghai Composite Index down by 0.05%, the Shenzhen Component down by 0.41%, and the ChiNext Index down by 0.80% [1] - The North Star 50 Index increased by nearly 2% [1] Sector Analysis - The nuclear power sector witnessed a significant rally, with close to 20 stocks reaching their daily limit up [1] - Other sectors such as grain economy, computing power, and PEEK materials saw gains in the afternoon, while the automotive and chemical materials sectors experienced the largest declines [1] Trading Volume - The total trading volume across both markets exceeded 1 trillion yuan, with over 3,500 stocks advancing [1]