新华财经北京5月28日电（王媛媛）周三A股三大指数震荡整理，最终沪指微幅收跌。截至收盘，沪指 报3339.93点，跌0.02%，成交3893亿元；深证成指报10003.27点，跌0.26%，成交6911亿元；创业板指 报1985.38点，跌0.26%，成交2722亿元。 板块方面，饮料制造、可控核聚变、垃圾分类、深海科技等板块涨幅居前，电商、化学原料、CRO、 造纸等板块跌幅居前。 盘面热点 盘面上，新消费股逆势大涨，饮料、IP经济等方向领涨，会稽山等多股涨停。无人环卫车概念股集体走 强，劲旅环境等涨停。核电股一度冲高，融发核电等涨停。下跌方面，医药股展开调整，海辰药业跌超 10%。 个股方面，全市场超3400只个股下跌，上涨个股1751只，逾70只股票涨停。 机构观点 巨丰投顾：周三市场震荡运行，可控核聚变板块涨幅居前。近期市场风格切换较为频繁，尽管外部环境 存在一定不确定性，但国内政策持续释放积极信号，包括 "国家队" 加码认购 ETF、公募机构自购新基 等动作，均体现出对市场中长期价值的认可。震荡格局下结构性机会依然值得期待。具体投资方向上， 建议关注维持高景气度的半导体、消费电子、人工智能、机器人等领 ...

Core Viewpoint - The market experienced a narrow fluctuation with the three major indices showing slight declines, while new consumption concept stocks surged against the trend [1] Market Overview - The total trading volume in the Shanghai and Shenzhen markets reached 1.01 trillion, an increase of 11 billion compared to the previous trading day [1] - Over 3,400 stocks in the market declined, indicating a broad-based downturn [1] Sector Performance - New consumption stocks, particularly in the beverage and IP economy sectors, led the gains, with several stocks, including Weiqishan, hitting the daily limit [1] - The concept of unmanned sanitation vehicles saw a collective rise, with companies like Jinglv Environment also reaching the daily limit [1] - Nuclear power stocks experienced a brief surge, with companies like Rongfa Nuclear Power hitting the daily limit [1] - In contrast, the pharmaceutical sector faced adjustments, with Haichen Pharmaceutical dropping over 10% [1] Leading and Lagging Sectors - The top-performing sectors included beverage manufacturing, controllable nuclear fusion, waste classification, and deep-sea technology [1] - The sectors that saw the largest declines included e-commerce, chemical raw materials, CRO, and paper manufacturing [1] Index Performance - By the end of the trading session, the Shanghai Composite Index fell by 0.02%, the Shenzhen Component Index decreased by 0.26%, and the ChiNext Index dropped by 0.31% [1]