湖南凯美特气体股份有限公司 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、误导性陈述或重大遗漏。 重要提示： 1、湖南凯美特气体股份有限公司（以下简称"公司"）股票（证券简称：凯 美特气，证券代码：002549）于 2025 年 4 月 7 日一个交易日收盘价格涨幅偏离 值超过 20%，根据深圳证券交易所相关规定，属于股票价格异常波动的情形。 2、公司于 2025 年 1 月 21 日披露了《2024 年度业绩预告》（公告编号：2025- 001）。截至目前，《2024 年度业绩预告》不存在需要修正的情形，公司 2024 年度 具体财务数据以公司在指定信息披露媒体上披露的 2024 年年度报告为准。 3、公司郑重提醒广大投资者理性投资，注意风险。 一、股票交易异常波动的情况 公司股票于 2025 年 4 月 7 日一个交易日收盘价格涨幅偏离值超过 20%，根 据深圳证券交易所相关规定，属于股票价格异常波动的情形。 证券代码：002549 证券简称：凯美特气 公告编号：2025-010 针对公司股票交易异常波动的情况，公司进行了自查，并就相关事项进行了 核实，现 ...

4月7日，市场弥漫着恐慌情绪，主要指数均出现较大程度的杀跌。 个股跌多涨少，仅106只个股上涨，5284只个股下跌，2902只个股跌停，25只个股涨停，市场热点聚焦农业、兽药等板块。 龙虎榜中涉及机构专用席位的个股中，单日净卖出额前三为北方稀土、北大荒、中际旭创，分别为4.01亿元、2.69亿元、2.02亿元。 高位股方面，半导体相关个股凯美特气7天6板，中旗新材4连板，反制概念金河生物4天3板，农业股宏辉果蔬4天2板、湘佳股份、新赛股份、 美农生物2连板，"避风港"概念爱丽家居2连板。 | 代码 名称 | | 几天几板 涨停分析 | 价格 | 涨幅% | 换手率 | 成交额 | 首次涨停时间 | | --- | --- | --- | --- | --- | --- | --- | --- | | 1 002549 | 凯美特气 | 7天6板 光刻胶+节能环保+氢能源 | 11.12 | +9.99% | 32.28% | 23.46 Z | 09:47:45 | | 2 001212 中旗新材 | | 4连板 星空科技入主+半导体装备 | 42.86 | +10.01% | 2.86% | 1.26 7. ...

Core Viewpoint - The stock of Kaimeite Gas experienced a dramatic turnaround from a limit down to a limit up, showcasing significant volatility and attracting speculative investments [1][3]. Group 1: Stock Performance - On April 7, Kaimeite Gas opened with a rapid limit down but quickly rebounded, reaching a limit up by 9:48 AM, marking a total of seven limit ups in six trading days, with the stock price at 11.12 yuan and a total market capitalization of 7.732 billion yuan [1][2]. - The stock saw a peak trading volume of over 540,000 hands, allowing investors who bought at the limit down to realize a floating profit of 22.2% [2]. Group 2: Market Sentiment and Trends - Since March 27, the stock has surged by 77.35%, with five appearances on the daily trading leaderboard, indicating strong market interest [3]. - The stock's volatility was highlighted by a failed attempt to achieve six consecutive limit ups on April 3, resulting in a significant trading volume of 2.38 billion yuan and a loss for many investors who bought at the peak [5]. Group 3: Business Fundamentals - Kaimeite Gas specializes in the research and sales of high-purity gases, including carbon dioxide and hydrogen, with applications across various industries such as electronics and food [5][6]. - Despite recent stock performance, the company's fundamentals are concerning, with projected losses of 43.8 million to 54 million yuan for 2024, attributed to declining raw material prices and increased costs [6][7]. Group 4: Strategic Developments - The company achieved a significant milestone by obtaining certification from ASML's core component supplier, Cymer, for its photolithography gases, which has fueled market speculation [5][6]. - Kaimeite Gas has also entered the supply chains of major domestic wafer manufacturers, covering 85% of the 12-inch wafer market, positioning itself favorably amid domestic substitution trends [6]. Group 5: Capital Movements - The company's major shareholders have cashed out approximately 320 million yuan over the past three years, with a high pledge ratio of 67% of shares, raising concerns about insider selling [7][8]. - On the same day as the stock's limit up, a mysterious institution sold 230 million yuan worth of shares at a 10% discount, indicating potential profit-taking amidst the stock's rise [7]. Group 6: Market Outlook - Analysts express divided opinions on the stock's future, with some suggesting it is a speculative play given its dynamic P/E ratio of -177, while others maintain a bullish outlook with a target price of 15 yuan [10].

凯美特气再度涨停，7个交易日内录得6个涨停，累计涨幅为77.35%，累计换手率为114.42%。截至 9:50，该股今日成交量1.28亿股，成交金额12.89亿元，换手率18.47%。最新A股总市值达77.32亿元，A 股流通市值76.99亿元。 证券时报·数据宝统计，两融数据来看，该股最新（4月3日）两融余额为1.43亿元，其中，融资余额1.43 亿元，较前一个交易日减少1389.10万元，环比下降8.88%，近7日累计增加2313.10万元，环比增长 19.37%。 龙虎榜数据显示，该股因连续三个交易日内，涨幅偏离值累计达20%、日涨幅偏离值达7%、日振幅值 达15%上榜龙虎榜4次，买卖居前营业部中，机构净卖出1799.62万元，深股通累计净卖出3597.28万元， 营业部席位合计净买入6363.34万元。 2024年10月30日公司发布的三季报数据显示，前三季度公司共实现营业总收入4.29亿元，同比增长 2.44%，实现净利润-0.33亿元，同比下降117.83%。1月21日公司公布了2024年业绩预告，预计实现净利 润-0.54亿元至-0.44亿元。（数据宝） 近日该股表现 | 日期 | 当日涨跌幅（ ...

江思曼女士在任职期间勤勉尽责、恪尽职守，公司及公司监事会对江思曼女 士在任职期间为公司所做出的贡献表示衷心感谢！ 二、补选职工代表监事情况 证券代码：002549 证券简称：凯美特气 公告编号：2025-009 湖南凯美特气体股份有限公司 关于职工代表监事辞职暨补选职工代表监事的公告 本公司及监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、误导性陈述或重大遗漏。 一、职工代表监事辞职情况 湖南凯美特气体股份有限公司（以下简称"公司"）监事会于近日收到职工 代表监事江思曼女士的书面辞职报告。江思曼女士因个人原因申请辞去公司第六 届监事会职工代表监事职务，辞职后将不在公司及其子公司担任任何职务。截至 本公告披露日，江思曼女士未持有公司股份，不存在应当履行而未履行的承诺事 项。 根据《公司法》等法律法规及《公司章程》《监事会议事规则》的相关规定， 江思曼的辞职将导致职工代表监事人数少于监事会成员的三分之一，其辞职报告 将在公司职工代表大会补选出新的职工代表监事之日起生效。 陈逊先生不存在不得担任职工代表监事的情形，符合《公司法》《深圳证券 交易所上市公司自律监管指引第 1 号—主板上市公司规范运作 ...

Market Overview - On April 3, both Shanghai and Shenzhen stock markets experienced declines with increased trading volume [1] - The aquaculture and logistics sectors saw the highest gains, while the kitchen and bathroom appliances and components sectors faced the largest declines [1] Top Stocks - The top stock by popularity was Hongbaoli (002165), which closed at the daily limit up [1] - Other notable gainers included Zhongyida (600610) and Hangang Co. (600126), while Dawi Technology (600589) was the only stock among the top ten to decline, falling by 0.83% [1] Individual Stock Analysis Hangang Co. (600126) - Hangang Co. saw a significant increase in popularity, with a trading volume reaching 12.45 million, marking one of the highest levels this year [3] - The stock opened lower but experienced a strong rally, nearly hitting the daily limit before a slight pullback, ultimately closing up by 6.36% [3] Kaimete Gas (002549) - Kaimete Gas experienced high volatility, with a trading range exceeding 15% during the day [4] - The stock opened low, surged, and then fell back, ultimately closing unchanged after previously hitting the daily limit for five consecutive trading days [4] - The recent price surge is linked to its involvement in the photolithography gas sector, with products certified by major international companies [4] Weichai Heavy Machinery (000880) - Weichai Heavy Machinery opened lower but rebounded significantly, closing up by 1.94% after a volatile trading session [5] - The stock has shown consistent gains over the past four trading days, reversing a previous downward trend [5] - The increase is attributed to its data center-related products, which have seen substantial sales and revenue growth across various sectors [5]

Market Overview - The Shanghai Composite Index rose by 0.05% to 3350 points, with a total trading volume of 992.7 billion yuan, marking a drop below 1 trillion yuan for the first time in 50 trading days [1] - Over 2700 stocks in the market increased, with 48 stocks hitting the daily limit up and 19 stocks hitting the limit down [1] - Sectors such as outdoor camping, robotics, decoration, jewelry, beauty care, and wind power equipment saw significant gains [1] Stock Performance - Key stocks with notable increases include: - Kai Mei Te Qi (002549) up by 10.01% to 10.11 yuan, achieving a five-day limit up streak [2] - Run Du Jiao Ye (002923) up by 10.02% to 17.78 yuan, with four limit ups in seven days [2] - Xin Ya Da (600571) up by 10.01% to 18.24 yuan, marking three limit ups in six days [2] - Heng Run Co., Ltd. (603985) up by 10.01% to 17.04 yuan, with three consecutive limit ups [2] Trading Dynamics - The top three net buying stocks on the Dragon and Tiger list were: - Dong Tu Ke Ji (300353) with a net buy of 215 million yuan [3] - Dian Tou Chan Rong (000958) with a net buy of 195 million yuan [3] - Qin Chuan Ji Chuang (000837) with a net buy of 180 million yuan [3] - Conversely, the top three net selling stocks were: - Hang Fa Dong Li (600893) with a net sell of 1.447 billion yuan [6] - Xue Ren Gong Si (002639) with a net sell of 126 million yuan [6] - Hong Bao Li (002165) with a net sell of 124 million yuan [6] Sector Highlights - The electric investment and financing sector is gaining attention due to its proposed acquisition of 100% equity in Electric Investment Nuclear Power, enhancing its position in the nuclear power sector [9][13] - Run Du Jiao Ye is focusing on new tobacco and synthetic biology, with a significant increase in trading volume and price [14][17] Institutional Activity - Institutions showed strong interest in Dong Tu Ke Ji, with a net buy of 794 million yuan [7] - Conversely, institutions sold off Hang Fa Dong Li significantly, with a net sell of 1.478 billion yuan [8] Summary of Key Stocks - Kai Mei Te Qi (002549) and Run Du Jiao Ye (002923) are leading in terms of price increases and trading activity, indicating strong market interest [2][14] - The performance of Dong Tu Ke Ji and Hang Fa Dong Li reflects contrasting investor sentiment, with one attracting significant buying and the other facing heavy selling pressure [7][8]

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2.99亿元，其中，买入成交额为1.61亿 元，卖出成交额为1.38亿元，合计净买入2272.68万元。 具体来看，今日上榜的营业部中，深股通为第二大卖出营业部，买入金额为920.12万元，卖出金额为 2231.29万元，合计净卖出1311.17万元。 凯美特气今日涨停，全天换手率31.13%，成交额21.23亿元，振幅9.89%。龙虎榜数据显示，深股通净卖 出1311.17万元，营业部席位合计净买入3583.85万元。 深交所公开信息显示，当日该股因日涨幅偏离值达9.88%上榜，深股通净卖出1311.17万元。 资金流向方面，今日该股主力资金净流入6136.50万元，其中，特大单净流入1.10亿元，大单资金净流出 4900.58万元。近5日主力资金净流入1.57亿元。 （文章来源：证券时报网） 融资融券数据显示，该股最新（4月1日）两融余额为1.29亿元，其中，融资余额为1.29亿元，融券余额 为2.39万元。近5日融资余额合计增加919.90万元，增幅为7.70%，融券余额合计减少20.94万元，降幅 89.76%。（数据宝） | 买/ 卖 | 会员 ...

证券代码：002549 证券简称：凯美特气 公告编号：2025-008 湖南凯美特气体股份有限公司 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、误导性陈述或重大遗漏。 一、股票交易异常波动的情况 湖南凯美特气体股份有限公司（以下简称"公司"）股票（证券简称：凯美 特气，证券代码：002549）2025 年 3 月 31 日、2025 年 4 月 1 日连续两个交易日 内收盘价格涨幅偏离值累计超过 20%，根据深圳证券交易所相关规定，属于股票 价格异常波动的情形。 二、公司关注、核实情况的说明 三、是否存在应披露而未披露信息的说明 公司董事会确认，公司目前没有任何根据深圳证券交易所《股票上市规则》 等有关规定应予以披露而未披露的事项或与该事项有关的筹划、商谈、意向、协 议等；董事会也未获悉公司有根据深圳证券交易所《股票上市规则》等有关规定 应予以披露而未披露的、对公司股票及其衍生品种交易价格产生较大影响的信息； 公司前期披露的信息不存在需要更正、补充之处。 针对公司股票交易异常波动的情况，公司进行了自查，并就相关事项进行了 核实，现就有关情况说明如下： 1、截 ...