近半年该股累计上榜龙虎榜20次，上榜次日股价平均跌0.44%，上榜后5日平均涨1.52%。 资金流向方面，今日该股主力资金净流入5.43亿元，其中，特大单净流入4.98亿元，大单资金净流入 4488.54万元。近5日主力资金净流入4.44亿元。（数据宝） 大为股份11月18日交易公开信息 大为股份今日涨停，全天换手率20.89%，成交额12.83亿元，振幅9.31%。龙虎榜数据显示，机构净买入 1.02亿元，营业部席位合计净买入8054.04万元。 深交所公开信息显示，当日该股因日涨幅偏离值达11.04%上榜，机构专用席位净买入1.02亿元。 证券时报·数据宝统计显示，上榜的前五大买卖营业部合计成交3.00亿元，其中，买入成交额为2.41亿 元，卖出成交额为5902.05万元，合计净买入1.82亿元。 具体来看，今日上榜的营业部中，共有2家机构专用席位现身，即买二、买三，合计买入金额1.02亿 元，卖出金额56.81万元，合计净买入1.02亿元。 | 买/ | 会员营业部名称 | 买入金额（万 | 卖出金额（万 | | --- | --- | --- | --- | | 卖 | | 元） | 元） | | 买 ...

Market Overview and Sector Characteristics - The Shanghai Composite Index fell by 0.81%, with the median decline of A-shares at 1.14%. The index has broken below the 20-day moving average for two consecutive days, showing signs of divergence in trading volume and MACD indicators [1][3] - A total of 45 stocks hit the daily limit up, a decrease of 34 from the previous day, while 26 stocks hit the limit down, an increase of 22 [3] Sector Performance - The textile and apparel sector had 6 limit-up stocks, driven by export recovery and expectations of a cold winter [4] - The internet sector saw 5 limit-up stocks, supported by policy backing and rapid development in the digital economy [4] - The cultural media sector had 4 limit-up stocks, boosted by policy support and recovering consumer demand [4] Conceptual Characteristics - The artificial intelligence large model concept had the highest number of limit-up stocks at 10, driven by technological breakthroughs and policy support [6] - The big consumption concept had 9 limit-up stocks, with enhanced expectations for domestic demand recovery due to consumption promotion policies [6] - The Fujian Free Trade Zone/Haixi concept had 4 limit-up stocks, supported by favorable policies and regional economic collaboration [6] Notable Limit-Up Stocks - Stocks that reached historical highs included Zhenai Meijia and Tianpu Co., indicating strong market interest and a clear upward trend [7] - 17 stocks reached near one-year highs, including Huaci Co., Langchao Software, and Jiayi Silk, suggesting significant breakout trends [7][8] Main Capital Inflows - The top 5 stocks by net capital inflow included Huasheng Tiancai, Dawi Co., and Vision China, indicating strong interest from major investors [9] - The top 5 stocks by net capital inflow as a percentage of market value included Dawi Co. and Yuanlong Yatu, highlighting significant investor focus [10] Limit-Up Stock Characteristics - The top 5 stocks by sealing funds included Huaci Co. and Huasheng Tiancai, indicating strong demand and potential for continued upward movement [11] - There were 28 new limit-up stocks today, with 8 stocks achieving 2 consecutive limit-ups and 9 stocks achieving 3 or more consecutive limit-ups, suggesting strong market momentum [12]

Core Insights - The semiconductor sector experienced a rise of 0.86% on November 18, with N Hengkun leading the gains, while the Shanghai Composite Index fell by 0.81% and the Shenzhen Component Index decreased by 0.92% [1] Group 1: Stock Performance - N Hengkun (688727) saw a significant increase of 310.61%, closing at 61.55, with a trading volume of 408,800 shares and a transaction value of 2.27 billion [1] - Longxun Co. (688486) increased by 20.00%, closing at 79.86, with a trading volume of 146,800 shares and a transaction value of 1.14 billion [1] - Dongxin Co. (688110) rose by 12.75%, closing at 108.77, with a trading volume of 482,500 shares and a transaction value of 5.15 billion [1] - Other notable performers include Jingchen Co. (6608889) up 11.90%, Dawi Co. (002213) up 9.99%, and Mingwei Electronics (6888889) up 9.63% [1] Group 2: Capital Flow - The semiconductor sector saw a net outflow of 839 million from institutional investors, while retail investors contributed a net inflow of 692 million [2] - N Hengkun (688727) had a net inflow of 920 million from institutional investors, representing 40.50% of its total trading volume [3] - Dawi Co. (002213) experienced a net inflow of 523 million from institutional investors, accounting for 40.79% of its trading volume [3]

Group 1 - Lithium stocks in the A-share market continue to rise, with notable gains in companies such as Jinyuan Co. (000546) and Shengxin Lithium Energy, which both hit the daily limit, while Daway Co. increased by nearly 9% [1] - The main contract for lithium carbonate futures rose over 4%, currently priced at 96,560 yuan per ton [1] Group 2 - Jinyuan Co. (000546) saw a price increase of 10.03%, with a total market capitalization of 5.374 billion yuan and a year-to-date increase of 40.16% [2] - Shengxin Lithium Energy (002240) experienced a 9.99% rise, with a market cap of 36.2 billion yuan and a year-to-date increase of 186.79% [2] - Daway Co. (002213) increased by 8.97%, with a market cap of 7.123 billion yuan and a year-to-date increase of 121.38% [2] - Guocheng Mining (000688) rose by 6.49%, with a market cap of 33.2 billion yuan and a year-to-date increase of 148.44% [2] - Dazhong Mining (001203) increased by 5.47%, with a market cap of 49.1 billion yuan and a year-to-date increase of 284.04% [2] - Yahua Group (002497) saw a 4.68% increase, with a market cap of 30.1 billion yuan and a year-to-date increase of 124.29% [2] - Zhongkuang Resources (002738) rose by 4.52%, with a market cap of 52.1 billion yuan and a year-to-date increase of 106.37% [2]

Group 1 - Semiconductor stocks experienced a significant rally on November 18, with several companies reaching their daily limits [1] - Longxin Co. saw a 20% increase, while Mingwei Electronics and Dongxin Co. rose over 10% [1][2] - Other companies such as Daway Co., Fuman Micro, Beifang Huachuang, and Canxin Co. also showed strong performance [1] Group 2 - Fuman Micro's stock price increased by 5.45% to 36.60 [2] - Mingwei Electronics rose by 11.79% to 45.99 [2] - Daway Co. increased by 9.99% to 30.28, while Beifang Huachuang rose by 5.21% to 421.55 [2] - Canxin Co. saw a 4.77% increase to 118.93, and Dongxin Co. rose by 11.26% to 107.33 [2] - Longxin Co. reached a price of 79.86, marking a 20% increase [2]

Market Overview - As of November 17, the Shanghai Composite Index closed at 3972.03 points, down 18.46 points, a decrease of 0.46% [1] - The Shenzhen Component Index closed at 13202.00 points, down 14.03 points, a decrease of 0.11% [1] - The ChiNext Index closed at 3105.20 points, down 6.30 points, a decrease of 0.20% [1] Stock Performance - A total of 85 A-shares had a turnover rate exceeding 20% on this day, with Northern Long Dragon achieving a turnover rate of over 50% [1] - The top stocks by turnover rate included: - Northern Long Dragon (301357) with a closing price of 175.77 CNY and a turnover rate of 55.11%, increasing by 19.57% [1] - Jianglong Shipbuilding (300589) with a closing price of 16.31 CNY and a turnover rate of 45.88%, increasing by 20.01% [1] - Sanmu Group (000632) with a closing price of 8.75 CNY and a turnover rate of 45.14%, increasing by 10.06% [1] - Fuxiang Pharmaceutical (300497) with a closing price of 21.15 CNY and a turnover rate of 42.80%, increasing by 12.14% [1] - Guqi Wool Material (001390) with a closing price of 27.52 CNY and a turnover rate of 42.58%, decreasing by 9.62% [1] Additional Notable Stocks - Other notable stocks with high turnover rates included: - Antai Group (600408) with a turnover rate of 41.06% and a price increase of 10.06% [1] - Qing Shui Yuan (300437) with a turnover rate of 40.77% and a price increase of 14.09% [1] - Kelong Co., Ltd. (300405) with a turnover rate of 40.63% and a price increase of 16.92% [1] - Zhongneng Electric (300062) with a turnover rate of 39.62% and a price decrease of 3.79% [1] - Danna Biotechnology (920009) with a turnover rate of 38.68% and a price increase of 1.28% [1]

证券代码：002213 证券简称：大为股份 公告编号：2025-066 深圳市大为创新科技股份有限公司 关于参加2025年度深圳辖区上市公司投资者网上集 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有 虚假记载、误导性陈述或者重大遗漏。 为进一步加强与投资者的互动交流，深圳市大为创新科技股份有限公司（以 下简称"公司"）将参加由深圳证监局和中证中小投资者服务中心指导、深圳上 市公司协会与深圳市全景网络有限公司联合举办的"2025 年度深圳辖区上市公 司投资者网上集体接待日活动"，现将相关事项公告如下： 本次活动将采用网络远程的方式举行，投资者可登录"全景路演"网站 （http://rs.p5w.net），或关注微信公众号：全景财经，或下载全景路演 APP 参与 本次互动交流，活动时间为 2025 年 11 月 20 日（周四）14:30-17:00，其中公司 与投资者互动的时间为 15:40-17:00。届时公司高管将在线就公司业绩、公司治 理、发展战略、经营状况等投资者关心的问题，与投资者进行沟通与交流，欢迎 广大投资者踊跃参与！ 特此公告。 深圳市大为创新科技股份有限公司 董 事 会 20 ...

Group 1 - The stock of Dawei Co., Ltd. increased by 4.14% today, with a trading volume of 2.364 billion yuan and a turnover rate of 38.55% [1] - Four institutional special seats net bought 122 million yuan, while two institutional special seats net sold 67.5927 million yuan [1]

Core Insights - On November 11, the Shanghai Composite Index fell by 0.39%, with institutional investors appearing on the trading lists of 34 stocks, net buying 20 and net selling 14 [1][2]. Institutional Trading Summary - The stock with the highest net buying from institutional seats was Sifangda, which closed at the daily limit with a trading volume of 1.48 billion yuan and a turnover rate of 22.42%. The net buying amounted to 109.86 million yuan [2][4]. - Shenkong Co. also closed at the daily limit, with a trading volume of 1.65 billion yuan and a turnover rate of 13.32%, resulting in a net buying of 95.08 million yuan [2][4]. - Moen Electric closed at the daily limit with a turnover rate of 39.41% and a trading volume of 2.11 billion yuan, with a net buying of 82.29 million yuan [2][4]. Market Performance Analysis - The average increase of stocks with institutional net buying was 8.62%, outperforming the Shanghai Composite Index. Stocks like Zhu Laoliu and Aok Co. showed strong performance, closing at the daily limit [3]. - Historical data indicates that stocks with institutional net buying have a 55.63% probability of rising the next day and a 53.92% chance of outperforming the Shanghai Composite Index [3]. Net Selling Overview - The stock with the highest net selling was Fangyuan Co., with a net selling amount of 96.61 million yuan, despite a price increase of 19.65% [3][5]. - Daway Co. had a net selling of 76.30 million yuan, with a turnover rate of 51.34% [3][5]. - Xue Ren Group saw a net selling of 75.25 million yuan, with a significant net outflow of 530 million yuan [3][5]. Deep and Hong Kong Stock Connect Activity - On November 11, 14 stocks on the trading list had participation from the Shenzhen and Shanghai Stock Connect, with net buying in stocks like Yuanda Environmental Protection and Dayou Energy, amounting to 86.26 million yuan and 51.20 million yuan respectively [6][7]. - Stocks with net selling included Yongtai Technology and Xue Ren Group, with net selling amounts of 46.00 million yuan and 43.26 million yuan respectively [6][7].

Core Insights - On November 11, a total of 44 stocks were identified with institutional activity, with 26 showing net buying and 18 showing net selling [2] - The top three stocks with the highest net buying by institutions were Sanxiang New Materials, China Duty Free Group, and Sifangda, with net buying amounts of 655 million, 517 million, and 138 million respectively [2][3] - The top three stocks with the highest net selling by institutions were Fangyuan Co., Guocheng Mining, and Dawi Co., with net selling amounts of 96.61 million, 85.74 million, and 76.30 million respectively [2][4] Institutional Buying Summary - Sanxiang New Materials had a price increase of 10.01% with a net buying amount of 65.46 million [3] - China Duty Free Group saw a price increase of 4.19% with a net buying amount of 51.68 million [3] - Sifangda experienced a significant price increase of 19.99% with a net buying amount of 13.82 million [3] Institutional Selling Summary - Fangyuan Co. had a price increase of 19.65% but faced a net selling amount of 96.61 million [4] - Guocheng Mining had a price increase of 9.99% with a net selling amount of 85.74 million [4] - Dawi Co. experienced a price decrease of 3.02% with a net selling amount of 76.30 million [4]