Market Overview - On November 21, 2025, the A-share market experienced a significant decline, with the Shanghai Composite Index dropping 2.45% and falling below the 3900-point mark, while the Shenzhen Component Index and ChiNext Index fell 3.41% and 4.02%, respectively [1][2] Market Performance - Over 5000 stocks in the market declined, with only around 300 stocks rising. Nearly 2500 stocks saw declines exceeding 3%, and trading volume surged to 1.78 trillion yuan, marking the largest single-day drop since April 7 [2][4] - The technology sector was particularly hard hit, with an average decline of 7.5% among ChiNext constituents, and major stocks like CATL, SMIC, and Industrial Fulian contributing significantly to the index's drop [5][10] Capital Flow - There was a net outflow of 645.1 billion yuan from major funds, the highest in three months, with significant outflows from the semiconductor and power equipment sectors [6][7] - Retail investors also saw a net outflow of 218.5 billion yuan, indicating a synchronized sell-off with institutional investors [7] Sector Analysis - The lithium battery sector faced a collective collapse, with lithium carbonate futures hitting the limit down and spot prices dropping 5% to 178,000 yuan per ton [9] - Defensive sectors like banking and public utilities showed resilience, with blue-chip stocks like Industrial and Construction Bank experiencing slight increases [11] Structural Issues - The extreme concentration of public funds in the technology sector, particularly in AI, semiconductors, and lithium batteries, was identified as a core internal factor for the market crash, with some funds exceeding their industry holding limits [13] - The valuation and performance divergence in the technology sector was highlighted, with average P/E ratios significantly higher than the growth rates of earnings [13] External Influences - The decline in the U.S. stock market, particularly the Nasdaq's drop of 2.15%, was a direct trigger for the A-share market's fall, exacerbated by concerns over the sustainability of AI profits [18][20] - The market's reaction to U.S. economic data, which indicated a higher-than-expected job growth but also a rising unemployment rate, led to a shift in expectations regarding Federal Reserve interest rate cuts [18] Historical Context - Goldman Sachs noted historical parallels with previous market bottoms, suggesting that similar panic events occurred on April 7, 2020, and April 7, 2025, both of which were followed by significant market recoveries [22][26] Investment Opportunities - Despite the overall market decline, certain sectors showed resilience, such as the photolithography sector benefiting from export restrictions and some AI application stocks that performed well [29] - Defensive sectors, including banking and public utilities, attracted capital due to their low valuations and high dividend yields [29]

Content: --------- <doc id='1'>金融工程日报 A 股单边下行，AI 应用逆势走强、锂电池产业链全线下挫</doc> <doc id='2'>核心观点 金融工程日报 市场表现：20251121 市场全线下跌，规模指数中上证 50 指数表现较好，板 块指数中上证综指表现较好，风格指数中沪深 300 价值指数表现较好。行业 指数全线下跌，家电、传媒、食品饮料、银行、农林牧渔行业表现较好，综 合、有色金属、基础化工、通信、电子行业表现较差。中船系、水产、小红 书平台、拼多多合作商、短剧游戏等概念表现较好，锂矿、锂电正极、锂电 隔膜、盐湖提锂、锂电电解液等概念表现较差。 市场情绪：20251121 收盘时有 33 只股票涨停，有 107 只股票跌停。昨日涨 停股票今日表现低迷，赚钱效应较弱，高开低走，收盘收益为-0.55%，昨日 跌停股票今日收盘收益为-5.58%。今日封板率 61%，较前日提升 10%，连板 率 24%，较前日下降 0%。 市场资金流向：截至 20251120 两融余额为 24917 亿元，其中融资余额 24744 亿元，融券余额 173 亿元。两融余额占流通市值比重为 2.6%，两融交易占市 场成交额比重为 10.1%。</doc> <doc id='3'>折溢价：20251120 当日 ETF 溢价较多的是创科技 ETF，ETF 折价较多的是芯 片 ETF 景顺。近半年以来大宗交易日均成交金额达到 20 亿元，20251120 当 日大宗交易成交金额为 19 亿元，近半年以来平均折价率 6.36%，当日折价率 为 7.71%。近一年以来上证 50、沪深 300、中证 500、中证 1000 股指期货主 力合约的年化贴水率中位数分别为 0.48%、3.39%、10.86%、13.39%，当日上 证 50 股指期货主力合约年化贴水率为 4.00%，处于近一年来 29%分位点，当 日沪深 300 股指期货主力合约年化贴水率为 7.08%，处于近一年来 25%分位 点；当日中证 500 股指期货主力合约年化贴水率为 8.69%，处于近一年来 69% 分位点；当日中证 1000 股指期货主力合约年化贴水率为 8.76%，处于近一年 来 80%分位点。</doc> <doc id='4'>机构关注与龙虎榜：近一周内调研机构较多的股票是九号公司-WD、蓝思科 技、泰恩康、中航重机、沃尔德、超颖电子、宏昌科技、斯菱股份等，九号 公司-WD 被 179 家机构调研。20251121 披露龙虎榜数据中，机构专用席位净 流入前十的股票是天华新能、易点天下、安妮股份、久其软件、榕基软件、 古麒绒材、江龙船艇、荃银高科、华瓷股份、神农种业等，机构专用席位净 流出前十的股票是西藏城投、视觉中国、浪潮软件、德力佳、禾信仪器、中 水渔业、梦天家居、亚通精工、南侨食品、北方长龙等。陆股通净流入前十 的股票是天华新能、江龙船艇、英利汽车、国风新材、久其软件、久之洋、 荃银高科、西藏城投、南侨食品等，陆股通净流出前十的股票是华胜天成、 视觉中国、方大炭素、诺德股份、浪潮软件、易点天下、禾信仪器等。 风险提示：市场环境变动风险；本报告基于历史客观数据统计，不构成投资 建议。</doc> <doc id='5'> | 金融工程·数量化投资 | | | --- | --- | | 证券分析师：张欣慰 | 联系人：李子靖 | | 021-60933159 | 021-60875177 | 021-60933159 021-60875177 zhangxinwei1@guosen.com.cn lizijing1@guosen.com.cn S0980520060001 相关研究报告 《金融工程日报-A 股高开低走，封板率创近一个月新低》 —— 2025-11-20 《金融工程日报-沪指震荡收红，水产股集体大涨、黄金股午后 拉升》 ——2025-11-19 《金融工程日报-沪指震荡走低，锂电产业链回调、互联网电商 概念逆势走强》 ——2025-11-18 《金融工程日报-沪指震荡下跌，锂矿题材逆势爆发》 —— 2025-11-17 《金融工程日报-沪指冲高回落，算力、半导体产业链领跌》 — —2025-11-14</doc> <doc id='6'>市场表现 宽基与风格指数表现 今日(20251121，下同) 市场全线下跌，规模指数中，上证 50 指数表现较好，上 证 50 指数下跌 1.74%，沪深 300 指数下跌 2.44%，中证 500 指数下跌 3.46%，中 证 1000 指数下跌 3.72%，中证 2000 指数下跌 3.99%。 板块指数中，上证综指表现较好，上证综指下跌 2.45%，深证综指下跌 3.43%，中 小 100 指数下跌 3.25%，创业板指下跌 4.02%，科创 50 指数下跌 3.19%，科创 100 指数下跌 4.04%，北证 50 指数下跌 4.71%。 风格指数中，沪深 300 价值指数表现较好，沪深 300 价值指数下跌 1.70%，沪深 300 成长指数下跌 2.47%，中证 500 价值指数下跌 3.30%，中证 500 成长指数下跌 3.16%。主要宽基、板块及风格指数今日表现如下图所示。</doc> <doc id='7'>图1：今日宽基、板块与风格指数表现 行业指数表现 今日行业指数全线下跌，家电、传媒、食品饮料、银行、农林牧渔行业表现较好， 收益分别为-0.27%、-0.50%、-0.89%、-1.00%、-1.58%，综合、有色金属、基础 化工、通信、电子行业表现较差，收益分别为-5.41%、-5.30%、-5.26%、-4.59%、 -4.41%，中信一级行业指数今日表现如下图所示。</doc> <doc id='8'>资料来源：Wind，国信证券经济研究所整理</doc> <doc id='9'>图2：今日中信一级行业指数表现 概念主题表现 今日中船系、水产、小红书平台、拼多多合作商、短剧游戏等概念表现较好，收 益分别为 3.51%、0.65%、0.47%、0.42%、0.22%，锂矿、锂电正极、锂电隔膜、 盐湖提锂、锂电电解液等概念表现较差，收益分别为-9.67%、-8.66%、-8.18%、 -8.08%、-7.99%，今日收益较高与较低的前十个概念指数表现如下图所示。</doc> <doc id='10'>资料来源：Wind，国信证券经济研究所整理</doc> <doc id='11'>图3：今日收益较高与较低的前十个概念指数 资料来源：Wind，国信证券经济研究所整理</doc> <doc id='12'>市场情绪 日内涨跌停家数 我们统计上市满 3 个月以上的股票在今日盘中的实时涨跌停家数情况。今日盘中 最高有 33 只股票

证券研究报告 | 2025年11月22日 金融工程日报 A 股单边下行，AI 应用逆势走强、锂电池产业链全线下挫 核心观点 金融工程日报 市场表现：20251121 市场全线下跌，规模指数中上证 50 指数表现较好，板 块指数中上证综指表现较好，风格指数中沪深 300 价值指数表现较好。行业 指数全线下跌，家电、传媒、食品饮料、银行、农林牧渔行业表现较好，综 合、有色金属、基础化工、通信、电子行业表现较差。中船系、水产、小红 书平台、拼多多合作商、短剧游戏等概念表现较好，锂矿、锂电正极、锂电 隔膜、盐湖提锂、锂电电解液等概念表现较差。 市场情绪：20251121 收盘时有 33 只股票涨停，有 107 只股票跌停。昨日涨 停股票今日表现低迷，赚钱效应较弱，高开低走，收盘收益为-0.55%，昨日 跌停股票今日收盘收益为-5.58%。今日封板率 61%，较前日提升 10%，连板 率 24%，较前日下降 0%。 市场资金流向：截至 20251120 两融余额为 24917 亿元，其中融资余额 24744 亿元，融券余额 173 亿元。两融余额占流通市值比重为 2.6%，两融交易占市 场成交额比重为 10.1%。 折 ...

Company Developments - Huawei launched Flex:ai AI container software, utilizing computing power segmentation technology to divide a single GPU/NPU card into multiple virtual computing units, achieving precise segmentation down to 10% [7] - Huaxia Happiness's debt committee initiated a proposal for a special financial due diligence on Huaxia Happiness, focusing on issues related to debt resolution transparency and fund allocation [7] - GAC Toyota plans to exceed an annual production and sales of 800,000 units by 2026, aiming for over 10% sales growth by 2027 and a target of one million units by 2028 [7] - Foxconn's parent company, Hon Hai Group, announced a collaboration with OpenAI to focus on the design and manufacturing of next-generation AI infrastructure hardware, with an annual investment of $2 to $3 billion in the AI sector [7] - Ruifeng New Materials plans to jointly increase capital by 200 million yuan in Tai Rui Lian Teng to advance the construction of a 15,000-ton lithium hexafluorophosphate project [8] - Kaizhong Co. is planning to acquire control of Anhui Tuosheng Automotive Parts Co., with stock suspension starting from November 24 [8] - Daikin Heavy Industries' wholly-owned subsidiary signed a contract worth 1.339 billion yuan for a European offshore wind farm project, accounting for 35.41% of the company's audited revenue for 2024 [8] Industry Insights - The A-share market experienced a significant adjustment on November 21, with the Shanghai Composite Index dropping over 2% and the ChiNext Index falling over 4%, while the total trading volume reached 1.97 trillion yuan, an increase of 257.5 billion yuan from the previous trading day [4] - The Hong Kong stock market also saw a substantial decline, with the Hang Seng Index falling 2.38% and the Hang Seng Tech Index dropping 3.21%, marking a cumulative weekly decline of 5.09% and 7.18% respectively [4] - The China Securities Regulatory Commission reported that from November 17 to November 21, it took self-regulatory measures against 224 instances of abnormal trading behavior, including market manipulation and false declarations [4] - The Ministry of Finance and the China Securities Regulatory Commission announced a joint notice to expand the list of qualified accounting firms for auditing H-share companies, which is expected to enhance cooperation between the accounting sectors of mainland China and Hong Kong [4] - As of November 14, the stock private equity position index reached 81.13%, up 0.97 percentage points from the end of October, with significant increases noted among large-scale private equity funds [5] - On November 21, 16 hard technology products were rapidly approved, including the first batch of seven AI ETFs and three chip ETFs, aimed at guiding investments into high-quality listed companies in the hard technology sector [6]

全市场规模最大的债券ETF突破700亿元 截至11月20日，作为全市场规模最大的债券ETF，短融ETF（511360）规模已突破700亿元。3月份以 来，短融ETF（511360）规模快速攀升。Wind数据显示，3月3日，短融ETF（511360）的规模仅为 252.33亿元。过去8个多月的时间里，该ETF的规模增长了400多亿元。（中证金牛座） 私募仓位再度刷新年内新高 私募排排网最新数据显示，截至11月14日，股票私募仓位指数达81.13%，较11月7日大幅提升1.05个百 分点。拉长时间来看，该指数已经连续3周站稳80%关口，并持续刷新年内新高。分规模来看，头部私 募攻势更猛。据私募排排网统计，截至11月14日，百亿级私募仓位指数达87.07%，相较于11月7日提高 近8个百分点。 (上海证券报) 各家黄金珠宝品牌今日单克足金饰品价格调整幅度分化 11月21日，多家黄金珠宝品牌公布的境内足金饰品价格较前一日仍在1300元/克左右，但价格调整幅度 出现分化。具体而言，11月21日，周生生足金首饰境内价格为1295元/克，单克较前一日下跌12元；老 庙黄金上海区域足金饰品价格为1298元/克，单克较前一日下 ...

记者丨曾静娇 见习记者张嘉钰 编辑丨张楠 11月21日，亚太主要股指收盘多数下跌，日经225指数跌2.4%，韩国 综合指数跌3.78%。 A股 市场全天震荡调整 ， 沪指跌2.45%，深成指跌 3.41%，创业板指跌4.02%。 沪深两市成交额1.98万亿，较上一个交易日放量2610亿。盘面上个股普跌，全市场超5000只个股下跌，99只个股 跌停。 | 内地股票 | | | | --- | --- | --- | | 行情 | 资金净流入 | 涨跌分布 | | 上证指数 | 深证成指 | 北证50 | | 3834.89 | 12538.07 | 1377.39 | | -96.16 -2.45% -442.75 -3.41% -68.14 -4.71% | | | | 科创50 | 创业板指 | 万得全A | | 1285.83 | 2920.08 | 6030.56 | | -42.36 -3.19% -122.26 -4.02% -197.38 -3.17% | | | | 沪深300 | 中证500 | 中证A500 | | 4453.61 | 6817.41 | 5325.99 | | -111.3 ...

Market Overview - On November 21, A-shares experienced a collective decline across the three major indices, with the Shanghai Composite Index falling by 2.45%, the Shenzhen Component Index down by 3.41%, and the ChiNext Index decreasing by 4.02% [2][3]. Sector Performance - The lithium battery industry chain led the decline, with lithium mining stocks experiencing a wave of limit downs. Other sectors such as computing hardware, semiconductor, consumer electronics, photovoltaic, and fintech also saw significant drops [3]. - Conversely, the military industry sector showed strong performance, with stocks like Pinggao Group, Longxi Co., and TeFa Information hitting the daily limit, while JiuZhiYang and JiangLong Shipbuilding rose over 10% [3][4]. Stock Movements - Notable gainers included: - Pinggao Group: +20.00% at 49.02 - JiuZhiYang: +15.63% at 48.60 - JiangLong Shipbuilding: +14.50% at 22.42 - TeFa Information: +10.00% at 10.45 - Longxi Co.: +10.00% at 25.20 [4]. - Lithium mining stocks such as Tianqi Lithium, Ganfeng Lithium, and Shengxin Lithium Energy faced significant declines, with over ten stocks hitting the limit down [4]. Trading Volume - The total trading volume in the Shanghai and Shenzhen markets reached 1.97 trillion yuan, an increase of 257.5 billion yuan compared to the previous trading day, with nearly 5,100 stocks declining [4]. Capital Flow - Main capital inflows were observed in sectors like media, agriculture, and shipbuilding, while outflows were noted in non-ferrous metals, power equipment, and electronics [6][7]. - Specific stocks with net inflows included: - Kaimete Gas: 767 million yuan - Yidian Tianxia: 641 million yuan - Vision China: 546 million yuan [6]. - Stocks facing significant net outflows included: - Industrial Fulian: 2.064 billion yuan - Shenghong Technology: 1.760 billion yuan - Xinyi Sheng: 1.729 billion yuan [7]. Analyst Insights - Qianhai JuZhen Capital indicated that the market is expected to continue its volatile adjustment phase, but the medium to long-term positive trend remains supported by capital, policy, and fundamentals [8]. - CITIC Securities suggested that the securities industry is likely to enter a new upward cycle, aligning with the core directive of enhancing the inclusiveness and adaptability of the capital market [8]. - Zhongyuan Securities projected a steady upward trend for the market in the short term, advising investors to maintain reasonable positions and avoid chasing highs or selling lows [9].

Market Overview - The market experienced significant fluctuations, with the Shanghai Composite Index falling over 2% and the ChiNext Index dropping more than 4%. Nearly 5,100 stocks declined, with 99 hitting the daily limit down [1] - The Shanghai Composite Index closed down 2.45%, the Shenzhen Component Index down 3.41%, and the ChiNext Index down 4.02% [1] Sector Performance - AI application concepts showed resilience, with Rongji Software achieving five consecutive limit-up days [1] - The military industry sector was active, with Jiuzhiyang hitting the limit up and companies like Jianglong Shipbuilding and Tianhai Defense also experiencing significant gains [1] - Conversely, the lithium battery supply chain faced a collective adjustment, with stocks like Shengxin Lithium Energy hitting the limit down [1] Trading Volume - The total trading volume of the Shanghai and Shenzhen markets reached 1.97 trillion yuan, an increase of approximately 257.47 billion yuan compared to the previous trading day [2] - The Shanghai market's trading volume was 824.93 billion yuan, while the Shenzhen market's was 1.14 trillion yuan [2] Notable Stocks - Zhongji Xuchuang had the highest trading volume at 19.48 billion yuan, followed by Xinyi Sheng, Ningde Times, Sunshine Power, and Industrial Fulian with trading volumes of 13.41 billion yuan, 11.85 billion yuan, 11.76 billion yuan, and 11.71 billion yuan respectively [2]

Market Overview - The A-share market experienced a collective adjustment, with the Shanghai Composite Index down by 1.88%, the Shenzhen Component Index down by 2.72%, and the ChiNext Index down by 3.18% [1] - The total trading volume in the Shanghai, Shenzhen, and Beijing markets reached 13,174 billion yuan, an increase of 2,004 billion yuan compared to the previous day [1] - Over 4,900 stocks in the market declined, indicating a broad market downturn [1] Sector Performance - The lithium battery industry chain saw a significant decline, alongside a collective pullback in computing hardware themes, with memory and CPO sectors leading the losses [1] - The photovoltaic, NVIDIA, stablecoin, consumer electronics, and semiconductor concept stocks also experienced notable declines [1] - The rare metals sector faced severe losses, with rare metals ETFs and funds dropping by 7.05% and 6.99% respectively [4] - The semiconductor sector also fell, with the China-Korea semiconductor ETF down by 6.06% [4] - The new energy sector, represented by the Sci-Tech Innovation New Energy ETF and the Sci-Tech Board New Energy ETF, both dropped by 5.8% [4] ETF Performance - In the ETF market, the Huaxia Fund's soybean meal ETF rose by 0.45%, leading the market [3] - The Bosera Fund's leading home appliance ETF increased by 0.09% [3] - Bond ETFs showed resilience, with the Sci-Tech Bond ETFs from Invesco, Penghua, and Bosera rising by 0.05%, 0.04%, and 0.04% respectively [3]

11月21日，科恒股份跌5.04%，截至发稿，报13.37元/股，成交7525.45万元，换手率2.02%，总市值 36.89亿元。科恒股份股价已经连续3天下跌，区间累计跌幅6.51%。 截至发稿，田光远累计任职时间4年259天，现任基金资产总规模758.12亿元，任职期间最佳基金回报 126.57%， 任职期间最差基金回报-46.65%。 风险提示：市场有风险，投资需谨慎。本文为AI大模型自动发布，任何在本文出现的信息（包括但不 限于个股、评论、预测、图表、指标、理论、任何形式的表述等）均只作为参考，不构成个人投资建 议。 责任编辑：小浪快报 数据显示，嘉实基金旗下1只基金位居科恒股份十大流通股东。嘉实中证稀土产业ETF（516150）三季 度增持110.11万股，持有股数208.59万股，占流通股的比例为0.76%。根据测算，今日浮亏损失约148.1 万元。连续3天下跌期间浮亏损失204.42万元。 嘉实中证稀土产业ETF（516150）成立日期2021年3月9日，最新规模76.48亿。今年以来收益69.78%， 同类排名130/4208；近一年收益57.5%，同类排名185/3972；成立以来收益74. ...