| 概念名称 | 涨跌幅 (%) | 涨停用 | | --- | --- | --- | | 培育钻石 | 2.72 | | | 高压氧舱 | 0.92 | | | 中韩自贸区 | 0.77 | | | 供销社 | 0.69 | | | 流感 | 0.67 | | | 青蒿素 | 0.57 | | | 煤炭概念 | 0.51 | | | 人造肉 | 0.37 | | | 医药电商 | 0.37 | | | 超导概念 | 0.35 | | | 代码 | 简称 | 连板数 | 换手率 (%) | 成 | | --- | --- | --- | --- | --- | | 002632 | 道明光学 | 5连板 | 33.12 | 31.2 | | 002565 | 顺灏股份 | 4连板 | 23.57 | 25.5 | | 002519 | 银河电子 | 4天3板 | 28.41 | 19.7 | | 600408 | 安泰集团 | 2连板 | 26.58 | 14.3 | | 605108 | 同庆楼 | 2连板 | 13.76 | 8.0 | | 600151 | 航天机电 | 4天2板 | 17.45 | ...

盘面上来看，行业板块、概念跌多涨少。其中，交通运输、煤炭、有色金属、家电等行业涨幅靠前；培 育钻石、供销社、中药、预制菜、水产养殖等概念走势活跃。传媒、计算机、教育、房地产、商贸零 售、保险、国防军工、电子等行业跌幅居前；Kimi、国资云、AI语料、远程办公、数据要素、短剧互 动游戏、信创、国产软件、同步磁阻电机等概念走势较弱。涨停个股主要集中在轻工制造、食品饮料、 医药生物、机械设备、电力设备等行业。 个股涨跌情况，截至收盘，沪深两市合计1400只个股上涨，3641只个股下跌，平盘个股119只，停牌的 个股10只。不含当日上市新股，共有54只个股涨停，16只个股跌停。 12月3日，上证指数、科创50指数早盘窄幅震荡，午后震荡走低，尾盘有所回升；深证成指、创业板指 早盘冲高回落，午后震荡下探，尾盘有所回升。截至收盘，上证指数报3878.00点，跌0.51%，成交额 6472亿元；深证成指报12955.25点，跌0.78%，成交额10227.96亿元；创业板指报3036.79点，跌1.12%， 成交额4706.57亿元；科创50指数报1308.37点，跌0.89%，成交额433亿元。沪深两市合计成交16699. ...

- The report introduces a "Total Heat Indicator" for monitoring market sentiment, defined as the sum of stock browsing, self-selection, and click counts normalized by market share on the same day, multiplied by 10,000, with a range of [0,10000][7] - A "Heat Rotation Strategy" is constructed based on weekly heat change rates (MA2), buying the index with the highest heat change rate at the end of each week, or staying out of the market if the "Others" group has the highest rate. The strategy achieved an annualized return of 8.74% since 2017, with a maximum drawdown of 23.5%, and a 35% return in 2025[13][15] - Two concept-based portfolios are created: the "TOP Heat Portfolio" selects the top 10 stocks with the highest heat within the top 5 concepts with the largest heat change rates, while the "BOTTOM Heat Portfolio" selects the bottom 10 stocks with the lowest heat within the same concepts. The BOTTOM portfolio historically achieved an annualized return of 15.71%, with a maximum drawdown of 28.89%, and a 39% return in 2025[29][31]

Group 1 - F5G concept declined by 4.87%, ranking among the top declines in concept sectors, with companies like Cambridge Technology, Huagong Technology, and Guangxun Technology hitting the limit down [1] - Major funds saw a net outflow of 5.911 billion yuan from the F5G concept sector today, with 29 stocks experiencing net outflows, and 11 stocks seeing outflows exceeding 100 million yuan [2] - The stock with the highest net outflow was Zhongji Xuchuang, with a net outflow of 2.003 billion yuan, followed by Huagong Technology, Taicheng Light, and Cambridge Technology [2] Group 2 - The top gainers in the F5G concept sector included Chuangwei Digital and Meiansen, with increases of 4.56% and 0.67% respectively [3] - The overall market performance showed that the F5G concept was among the sectors with significant losses, alongside sectors like CPO and advanced packaging [2] - The trading volume for Zhongji Xuchuang was 8.49%, indicating a high turnover rate despite the decline [3]

Group 1 - The Shanghai Composite Index fell by 1.25% to 3765.88 points, the Shenzhen Component Index decreased by 2.83% to 12118.7 points, and the ChiNext Index dropped by 4.25% to 2776.25 points as of September 4 [1] - A total of 40 stocks in the A-share market hit the daily limit up, with the top three strong stocks being Guoguang Chain (605188), China Ruilin (603257), and Eurasia Group (600697) [1] - The top 10 strong stocks are detailed in the accompanying table [1] Group 2 - The top three concept sectors with the highest gains were Dairy Industry (2.95%), Duty-Free Shops (2.57%), and Prepared Dishes (2.36%) [2] - Other notable sectors included Ice and Snow Industry (1.93%), Chicken Farming (1.89%), and Internet Celebrity Economy (1.84%) [2] - The top 10 concept sectors are listed in the accompanying table [2]

Market Overview - On September 2, the A-share market saw a total of 55 stocks hitting the daily limit up, with 44 stocks remaining after excluding 11 ST stocks, resulting in a limit-up rate of 57.29% [1] Top Gainers - The stock with the highest limit-up order volume was Gongxiao Daji, with 1,098,200 hands, followed by Shanzi Gaoke (986,000 hands), Baiyin Youse (779,600 hands), and Zhaoxin Shares (501,000 hands) [2] - In terms of limit-up order funds, 16 stocks had order amounts exceeding 100 million yuan, with Tianpu Shares, Top Group, and Julun Intelligent leading at 1.06 billion yuan, 457 million yuan, and 398 million yuan respectively [2][3] Sector Highlights Robotics Sector - Multiple stocks in the robotics sector hit the limit up, including Top Group, Zhejiang Rongtai, Longxi Shares, Lushan New Materials, and Tail Shares [4] - Top Group is actively developing robotic body structure components and sensors, while Zhejiang Rongtai is expanding its humanoid robot product capacity [4] Precious Metals Sector - Baiyin Youse and Xibu Gold both saw limit-up, with Baiyin Youse producing 11,773 kg of gold in the first half of the year, a 73.31% increase year-on-year, and 270.54 tons of silver, a 20.49% increase [5][6] Industrial Machinery Sector - Stocks such as Huadong CNC and Qinchuan Machine Tool also hit the limit up, with Huadong CNC focusing on the R&D and production of CNC machine tools [7] Institutional Activity - Liou Shares saw a net buy of over 200 million yuan from institutions, with the top three net buying stocks being Julun Intelligent, Changchun Gaoxin, and Gongxiao Daji [8][9]

Market Overview - A total of 55 stocks hit the daily limit up in the A-share market, with 44 stocks remaining after excluding 11 ST stocks, resulting in a sealing rate of 57.29% [1] Top Performers - The highest sealing volume was recorded by Gongxiao Daji with 1,098,200 hands, followed by Shanzi Gaoke, Baiyin Yousheng, and Zhaoxin Co., with sealing volumes of 986,000 hands, 779,600 hands, and 501,000 hands respectively [2] - Tianpu Co. achieved an 8-day consecutive limit up, while Zhaoxin Co. had a 4-day consecutive limit up. Other notable stocks included ST Ruihe, Dexin Technology, and *ST Chuntian with 3 consecutive limit ups [2] Sector Highlights Robotics Sector - Stocks such as Top Group, Zhejiang Rongtai, Longxi Co., Lushan New Materials, and Tailor Co. experienced limit ups. Top Group is focusing on the development of robotic body structure components and sensors [3][4] Precious Metals Sector - Baiyin Yousheng produced 11,773 kg of gold in the first half of the year, a 73.31% increase year-on-year, and 270.54 tons of silver, a 20.49% increase [5][6] Industrial Machinery Sector - Huadong CNC and Qinchuan Machine Tool saw limit ups. Huadong CNC specializes in the R&D and production of CNC machine tools, while Qinchuan Machine Tool is a leading enterprise in China's machine tool industry [7] Institutional Activity - Liou Co. saw a net purchase of over 200 million yuan from institutions, with other notable stocks including Wolong Electric Drive and Huasheng Tiancai [8][9] - The top three net purchases by institutional special seats were Liou Co. (222 million yuan), Yingwei Ke (93.3 million yuan), and Giant Wheel Intelligent (91.1 million yuan) [10] ETF Performance - The Food and Beverage ETF (515170) saw a slight decline of 0.97% over the past five days, with a net outflow of 22.37 million yuan [13] - The Cloud Computing 50 ETF (516630) increased by 1.35% over the past five days, with a net outflow of 16.28 million yuan [14]

- The report does not contain any quantitative models or factors.

Group 1 - The WiFi 6 concept sector experienced a decline of 1.35%, ranking among the top declines in concept sectors as of May 27 [1][2] - Major companies within the WiFi 6 sector, such as Broadcom Integrated, Cambridge Technology, and Tai Ling Microelectronics, saw significant declines in their stock prices [1][2] - Despite the overall decline, a few companies like Canqin Technology, Pingzhi Information, and Jiulian Technology recorded stock price increases of 1.17%, 0.85%, and 0.29% respectively [1][2] Group 2 - The WiFi 6 sector faced a net outflow of 490 million yuan in principal funds, with 41 stocks experiencing net outflows, and 19 stocks seeing outflows exceeding 10 million yuan [2] - Broadcom Integrated led the outflow with a net outflow of 63.34 million yuan, followed by Guanghetong, Unisplendour, and StarNet with outflows of 49.21 million yuan, 36.54 million yuan, and 30.23 million yuan respectively [2][3] - Conversely, stocks such as Pingzhi Information, Canqin Technology, and Gongjin Co. saw net inflows of 17.10 million yuan, 13.19 million yuan, and 4.07 million yuan respectively [3][4]

Group 1 - The graphite electrode concept sector increased by 2.57%, ranking first among concept sectors, with 17 stocks rising, including Ningxin New Materials which hit a 30% limit up, and Yong'an Pharmaceutical also hitting the limit up, while Dongfang Carbon, Xiangfenghua, and Better Ray saw increases of 11.54%, 5.78%, and 3.30% respectively [1][2] - The sector attracted a net inflow of 263 million yuan from main funds, with 10 stocks receiving net inflows, and 5 stocks seeing inflows exceeding 10 million yuan, led by Yong'an Pharmaceutical with a net inflow of 260 million yuan [2][3] - The top three stocks by net inflow ratio were Yong'an Pharmaceutical at 20.71%, China Baoan at 17.14%, and Xiangfenghua at 10.64% [3][4] Group 2 - The top performing stocks in the graphite electrode concept included Yong'an Pharmaceutical, with a daily increase of 10.00% and a turnover rate of 30.78%, followed by Daoshi Technology and Zhongke Electric with increases of 2.77% and 3.28% respectively [3][4] - The stocks with the largest declines included Fuan Co., which fell by 2.92%, and Guomin Technology and Shanshan Co., which decreased by 1.95% and 1.56% respectively [1][4] - The overall market performance showed a mixed trend, with several sectors experiencing declines, while the graphite electrode sector stood out with significant gains [2][3]