Market Overview - A total of 96 stocks in the A-share market hit the daily limit, with 78 stocks after excluding 18 ST stocks, resulting in a limit-up rate of 76.8% [1] Top Performers - LeiKe Defense had the highest limit-up order volume with 632,400 hands, followed by Shida Group, Xinhua Du, and Yingxin Development with 594,000 hands, 440,100 hands, and 371,000 hands respectively [2] - LeiKe Defense has achieved a five-day limit-up streak, while several other stocks, including *ST Suwu and MengTian Home, have also shown strong performance with multiple consecutive limit-ups [2] Sector Highlights Optical Communication - Multiple stocks in the optical communication sector hit the limit, including TeFa Information, FuJing Technology, RuiSiKangDa, ChangFa Optical Fiber, and KeChuan Technology [4] - TeFa Information's project on "Wide Temperature MEMS Optical Fiber Multi-Physical Quantity Sensitive Components and Sensors" has passed the mid-term acceptance by the Ministry of Science and Technology [4] - FuJing Technology's products are primarily used in laser and optical communication fields [5] - RuiSiKangDa focuses on cutting-edge optical communication technologies [6] PCB (Printed Circuit Board) - Stocks such as HuDian Co., ZhongCai Technology, HongHe Technology, and NuoDe Co. also hit the limit [7] - HuDian Co. is investing approximately 4.3 billion yuan in a new project for high-end printed circuit boards, expected to start trial production in the second half of 2026 [7] - ZhongCai Technology has developed a low-dielectric product for high-end PCBs, which has won a domestic technology breakthrough award [8] Pharmaceuticals - Stocks like BeiDa Pharmaceutical, TeYi Pharmaceutical, JinDiKe, Hainan HaiYao, and GuangJi Pharmaceutical saw limit-ups [10] - BeiDa Pharmaceutical focuses on core areas such as anti-infection, pain relief, and chronic disease management [10] - TeYi Pharmaceutical produces children's flu medications [11] - JinDiKe's R&D expenses increased due to the ongoing clinical trials for a quadrivalent influenza vaccine for children [12] Institutional Activity - Institutions net bought over 100 million yuan in stocks like Aerospace Development, GuangKu Technology, and ShengXin Lithium Energy [13] - The top net buying amounts from institutional seats were 147 million yuan for Aerospace Development, 93.9 million yuan for GuoFeng New Materials, and 89.7 million yuan for BeiDa Long [13]

Core Viewpoint - The stock of LeiKe Defense has experienced an abnormal fluctuation, with a cumulative increase of over 20% in closing prices over three consecutive trading days [1] Company Information - LeiKe Defense announced that there are no corrections or supplements needed for previously disclosed information [1] - The company has not identified any recent media reports that could significantly impact its stock trading price due to undisclosed major information [1] - The company's production and operational conditions remain normal, with no significant changes in the internal and external operating environment [1]

雷科防务公告，公司股票连续三个交易日内（2025年11月21日、2025年11月24日、2025年11月25日）收 盘价格涨幅偏离值累计达到20%以上，属于股票交易异常波动。公司前期披露的信息不存在需要更正、 补充之处，未发现近期公共媒体报道了可能或已经对公司股票交易价格产生较大影响的未公开重大信 息，近期公司生产经营情况正常，内外部经营环境未发生重大变化。 ...

| 证券代码：002413 | 证券简称：雷科防务 | 公告编号：2025-038 | | --- | --- | --- | | 债券代码：124012 | 债券简称：雷科定02 | | 北京雷科防务科技股份有限公司 股票交易异常波动公告 本公司及董事会全体成员保证本公告内容的真实、准确和完整，没有虚假 记载、误导性陈述或重大遗漏。 一、股票交易异常波动情况 北京雷科防务科技股份有限公司（证券名称：雷科防务，证券代码：002413， 以下简称"公司"）股票连续三个交易日内（2025 年 11 月 21 日、2025 年 11 月 24 日、2025 年 11 月 25 日）收盘价格涨幅偏离值累计达到 20%以上，根据《深 圳证券交易所交易规则》的相关规定，属于股票交易异常波动的情况。 二、公司关注及核实情况说明 针对公司股票交易异常波动的情况，公司对相关事项进行了核实，现就有关 情况说明如下： 1、截至本公告日，公司前期披露的信息不存在需要更正、补充之处； 四、风险提示 1、经自查，公司不存在违反信息公平披露的情形； 2、公司目前指定的信息披露媒体为《证券时报》《中国证券报》《上海证 券报》《证券日报》以及 ...

Market Performance - The Shanghai Composite Index closed at 3870.02 points, up 0.87% [1] - The Shenzhen Component Index closed at 12777.31 points, up 1.53% [1] - The ChiNext Index rose by 1.77%, and the STAR Market 50 Index increased by 0.43% [1] Stock Movement - Among the tradable A-shares, 4299 stocks rose, accounting for 79.07%, while 993 stocks fell [1] - There were 96 stocks that hit the daily limit up, and 7 stocks hit the limit down [1] Sector Performance - The leading sectors for stocks hitting the limit up were Electronics, Computers, and Communications, with 9, 8, and 8 stocks respectively [1] Notable Stocks - Raytheon Defense (雷科防务) had the highest closing limit up with a closing price of 7.01 yuan and a closing limit order of 6324.30 million shares [1] - New Huadu (新华都) and Huadian Electric (沪电股份) followed with closing prices of 9.81 yuan and 66.95 yuan, and closing limit orders of 4400.91 million shares and 633.65 million shares respectively [1] - ST Zhongdi (ST中迪) and ST Wanfa (*ST万方) were among the 18 ST stocks that hit the limit up [1] Fund Flow - The highest amount of funds in limit up stocks was seen in Raytheon Defense, with a limit order amount of 443.33 million yuan, followed by New Huadu with 431.73 million yuan and Huadian Electric with 424.23 million yuan [1]

Group 1: Storage Chip Sector - The storage chip sector opened strong on November 25, 2025, with notable gains in companies like LeiKe Defense and others, reflecting a bullish market sentiment [1] - Morgan Stanley raised target prices for SanDisk and Micron, citing a generational supply shortage in the industry, exacerbated by accelerating cloud computing demand [1] - Zhongyuan Securities highlighted a sharp increase in data storage demand driven by AI advancements, predicting a potential super cycle for the storage industry as prices rise [1] Group 2: Macroeconomic Data - In October, China's high-tech industry sales revenue grew by 13.6% year-on-year, with significant increases in integrated circuits (32.5%), industrial robots (41.7%), and drone manufacturing (38.4%) [2] - The San Francisco Fed President expressed support for a potential interest rate cut in December, with market expectations for a 25 basis point reduction rising to 80% [2] Group 3: ETF Performance - The ChiNext 50 ETF (588060) rose over 1.5%, with significant inflows in recent trading days, indicating strong investor interest in the sector [2] - The ChiNext Growth ETF (588110) saw gains exceeding 3%, with constituent stocks like Shijia Photon and Haitan Ruisheng rising over 10% [3] - The ChiNext 200 ETF (588140) experienced a near 4% increase, reflecting strong performance from smaller-cap stocks in the technology sector [3] Group 4: ETF Characteristics - The ChiNext 50 ETF tracks the top 50 stocks on the ChiNext board, representing leading technology firms with high market capitalization and liquidity [4] - The ChiNext 100 ETFs focus on mid-cap companies, providing exposure to high-growth potential stocks within the ChiNext market [4] - The ChiNext Growth ETF targets high-growth companies based on revenue and profit growth metrics, reflecting the overall performance of high-growth stocks on the ChiNext board [5]

Group 1 - The top 20 stocks with significant capital inflow as of November 24 include BlueFocus (1.143 billion yuan), DataPort (806 million yuan), and 360 (794 million yuan) [1] - Other notable stocks in the top 20 by capital inflow are Provincial Advertising Group (587 million yuan), China Shipbuilding (440 million yuan), and Zhangjiang Hi-Tech (403 million yuan) [1] - Additional companies with substantial inflows include Changxin Bochuang (357 million yuan), China Shipbuilding Defense (347 million yuan), and Leike Defense (317 million yuan) [1] Group 2 - The list also features Huajian Group (286 million yuan), Aerospace Development (269 million yuan), and ZTE Corporation (259 million yuan) [1] - Other companies in the top 20 include GAC Group (253 million yuan), Changying Precision (253 million yuan), and Great Wall Military Industry (248 million yuan) [1] - The final entries in the top 20 are Zhongfu Circuit (248 million yuan), Leo Group (243 million yuan), Kunlun Wanwei (240 million yuan), Midea Group (233 million yuan), and Nanwei Software (223 million yuan) [1]

（文章来源：每日经济新闻） 每经AI快讯，11月25日，A股存储芯片板块高开，雷科防务2连板，香农芯创、神工股份、德明利高开 超5%，盈新发展、时空科技跟涨。 ...

Summary of Key Points Core Viewpoint - On November 24, 2025, a block trade of 800,000 shares of Leike Defense was executed, amounting to 5.096 million yuan, which represented 0.66% of the total trading volume for the day, with the transaction price remaining stable at 6.37 yuan, equal to the market closing price [1][2]. Group 1: Transaction Details - The block trade involved 800,000 shares of Leike Defense, with a transaction price of 6.37 yuan per share [1][2]. - The total transaction amount was 5.096 million yuan [1][2]. - The trade accounted for 0.66% of the total trading volume on that day [1]. Group 2: Brokerage Information - The buyer's brokerage was Guolian Minsheng Securities Co., Ltd. [2]. - The seller's brokerage was Zhongyin International Securities Co., Ltd. [2].

Core Insights - The low-altitude economy sector experienced a 2.67% increase on November 24, with Zhaobiao Co. leading the gains [1] - The Shanghai Composite Index closed at 3836.77, up 0.05%, while the Shenzhen Component Index closed at 12585.08, up 0.37% [1] Low-Altitude Economy Sector Performance - Zhaobiao Co. (301136) saw a closing price of 16.32, with a significant increase of 20.00% and a trading volume of 197,700 shares, amounting to a transaction value of 315 million [1] - Feiwo Technology (301232) closed at 58.15, up 11.46%, with a trading volume of 97,100 shares and a transaction value of 551 million [1] - Aerospace Changfeng (600855) closed at 16.68, up 10.03%, with a trading volume of 469,300 shares and a transaction value of 767 million [1] - Leike Defense (002413) closed at 6.37, up 10.02%, with a trading volume of 1,221,600 shares and a transaction value of 765 million [1] - Aerospace Development (000547) closed at 13.64, up 10.00%, with a trading volume of 5,338,600 shares and a transaction value of 6.81 billion [1] - Huajian Group (600629) closed at 21.67, up 10.00%, with a trading volume of 580,600 shares and a transaction value of 1.24 billion [1] - Tianhe Defense (300397) closed at 15.12, up 9.57%, with a trading volume of 956,800 shares and a transaction value of 1.40 billion [1] - Hangxin Technology (300424) closed at 17.10, up 9.27%, with a trading volume of 268,500 shares and a transaction value of 449 million [1] - Holley Technology (688682) closed at 33.86, up 8.94%, with a trading volume of 36,000 shares and a transaction value of 119 million [1] - Aerospace Nanhu (688552) closed at 35.17, up 8.55%, with a trading volume of 68,500 shares and a transaction value of 237 million [1] Capital Flow Analysis - The low-altitude economy sector saw a net inflow of 2.483 billion in main funds, while retail funds experienced a net outflow of 645 million [2][3] - The main funds' net inflow for Aerospace Development (000547) was 439 million, while retail funds saw a net outflow of 182 million [3] - Leike Defense (002413) had a main fund net inflow of 331 million, with a significant retail fund outflow of 184 million [3] - Huajian Group (600629) recorded a main fund net inflow of 291 million, while retail funds had a net outflow of 126 million [3] - Aerospace Changfeng (600855) experienced a main fund net inflow of 223 million, with retail funds seeing a net outflow of 105 million [3]