A股三大指数早盘涨跌不一，截至午盘，沪指平收，深成指跌0.28%，创业板指跌0.44%，北证50指数跌4.38%。全市场半日成交额7457 亿元，较上日缩量332亿元。全市场4200只个股飘绿。 板块题材上，军工、银行、大飞机板块领涨；固态电池、宠物经济板块领跌。盘面上，军工股涨幅居前，国科天成（301571）、四创 电子（600990）、国睿科技（600562）涨停。创新药概念持续活跃，三生国健4连板。银行股反弹，青岛银行（002948）、渝农商行 （601077）涨幅居前，宠物经济概念跌幅居前。可靠股份（301009）、一致魔芋、洁雅股份（301108）跌超5%，固态电池概念跌幅居 前，宁新新材、长虹能源等多股跌超5%。 暗盘资金正涌入这些股票，点击速看>>> 热点概览： 【4连板】 滨海能源（000695）、棕榈股份（002431）。 【3连板】 慧博云通（301316）。 最强风口榜： NO.1 【军工】 板块内5家涨停，1只连板股，最高连板数为5天3板，涨停股代表：国科天成、海特高新（002023）。 NO.2 【芯片概念】 板块内5家涨停，2只连板股，最高连板数为3天3板，涨停股代表：慧博云通、国 ...

5月14日，A股三大指数小幅回调，芯片概念高开回落后持续震荡。 相关ETF方面，截至发稿，科创芯片ETF（588200）逆市上涨0.20%，成交额超4.5亿元，暂居同标的 ETF产品首位。成分股方面，芯原股份涨超5%，纳芯微、源杰科技、华峰测控等多股跟涨。 值得关注的是，科创芯片ETF（588200）近期持续获资金净流入。据Wind金融终端，科创芯片ETF （588200）近5个交易日（5月7日—13日）累计大幅"吸金"超6.9亿元。 科创芯片ETF（588200）跟踪科创芯片指数，该指数从科创板上市公司中选取业务涉及半导体材料和设 备、芯片设计、芯片制造、芯片封装和测试相关的证券作为指数样本。此外，科创芯片ETF（588200） 还配备了场外联接基金（A类：017469；C类：017470）。 国金证券指出，我们处在一个大的变革期。DS为代表的高性价比低成本开源模型，证明了中国科技行 业的创新引领能力，也让国产芯片有了更多适配的机会。我们认为国产创新/自主可控板块有望受益。 东海证券指出，国内AI芯片企业2024全年及2025Q1业绩表现较为亮眼，海外科技股2025Q1业绩大多实 现同比上涨，头部云厂商AI ...

Market Overview - The market experienced fluctuations in the early session, with the ChiNext index leading the decline. As of the early closing, the Shanghai Composite Index fell by 0.26%, the Shenzhen Component Index decreased by 0.84%, and the ChiNext index dropped by 1% [1]. Sector Performance - Banking stocks showed resilience, with institutions like China Construction Bank and Jiangsu Bank reaching new historical highs. Other notable performers included textile concept stocks, which collectively surged, with Wan Shili hitting the daily limit. Power stocks also rose again, with Huaihe Energy reaching the daily limit [3]. Banking Sector Details - The banking sector index recorded a value of 6851.76, with a rise of 102.66 points or 1.52%. Specific banks such as Qingdao Bank, Industrial Bank, and Hangzhou Bank saw increases of 2.98%, 2.79%, and 2.69% respectively [4]. Trading Volume - The total trading volume in the Shanghai and Shenzhen markets for the half-day session was 788 billion, a decrease of 21.6 billion compared to the previous trading day. Notably, AVIC Chengfei had a trading volume exceeding 6.9 billion, leading the market, followed by Runhe Software, New Yisheng, and Tuo Wei Information [5].

Core Viewpoint - Recently, major shareholders of SMIC and Hua Hong Semiconductor have not announced any reduction in their A-share holdings, despite changes in the shareholding structure of their H-shares [1] Group 1: Company Updates - On May 8, SMIC and Hua Hong Semiconductor disclosed their Q1 2025 financial reports [1] - The significant shareholder, the National Integrated Circuit Industry Investment Fund, through its wholly-owned subsidiary Xin Xin (Hong Kong) Investment Co., has seen changes in its shareholding proportions in both companies [1] - It has been confirmed that the reduction in holdings by Xin Xin (Hong Kong) pertains only to H-shares and does not involve A-share holdings of either company [1] Group 2: Market Implications - There have been no announcements regarding A-share reductions from either SMIC or Hua Hong Semiconductor, indicating stability in their A-share market positions [1] - The market is closely monitoring developments in the semiconductor sector, particularly regarding shareholder activities and their potential impact on stock performance [1]