New Stock Issuance - New stock issuance for Daoshengtianhe (Code: 780026) priced at 5.98 RMB on September 29, 2025[1] - Offer period for the acquisition of Shangwei New Materials (Code: 688585) is from September 29, 2025, to October 28, 2025[1] Delisting and Trading Alerts - Zitian Tui (Code: 300280) is in the delisting preparation period with 4 trading days remaining until the last trading day[1] - Significant abnormal fluctuations reported for Kaipu Cloud (Code: 688228) on September 25, 2025[1] Recent Announcements - Multiple companies including Zhonghuan Hailu (Code: 301040) and Shenhuafa A (Code: 000020) have recent announcements regarding their stock activities[1] - A total of 30 companies have made announcements regarding stock fluctuations and trading activities in the past week[1]

Core Viewpoint - The company announced that its stock price experienced an abnormal fluctuation, with a cumulative increase of 30% over three consecutive trading days from September 23 to September 25, 2025 [1] Summary by Relevant Sections - **Stock Trading Activity** - The company's stock trading showed a cumulative price increase of 30% over three consecutive trading days [1] - This increase is classified as an abnormal fluctuation in stock trading [1] - **Company's Disclosure** - The company confirmed that there are no corrections or supplements needed for previously disclosed information [1] - No significant undisclosed information has been reported in public media that could impact the stock price [1] - **Operational Status** - The company's recent operational conditions are reported to be normal [1] - There have been no significant changes in the internal or external operating environment [1]

联合化学9月25日发布公告，公司股票交易连续三个交易日内日收盘价涨幅偏离值累计达到30%，属于 股票交易异常波动的情形。经核实，公司前期所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者已经对本公司股票交易价格产生较大影响的未公开重大信息，近期经营情况正 常，内外部经营环境未发生重大变化，控股股东、实际控制人及一致行动人在股票交易异常波动期间不 存在买卖公司股票的情形，不存在违反公平信息披露的情形。公司董事会确认，目前没有任何根据相关 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。 ...

南财智讯9月25日电，联合化学公告，公司股票交易连续三个交易日内（2025年9月23日、2025年9月24 日、2025年9月25日）日收盘价涨幅偏离值累计达到30%，根据《深圳证券交易所交易规则》的有关规 定，属于股票交易异常波动的情形。公司已进行相关核查，确认无应披露而未披露的重大信息，经营状 况正常，内外部环境无重大变化，控股股东及实际控制人在此期间未买卖公司股票。公司提醒投资者关 注官方信息披露渠道，并注意投资风险。 ...

证券代码：301209 证券简称：联合化学 公告编号：2025-041 龙口联合化学股份有限公司 股票交易异常波动公告 4、 经核查，公司控股股东、实际控制人及一致行动人在股票交易异常波动 期间不存在买卖公司股票的情形； 5、 公司不存在违反公平信息披露的情形。 三、 关于不存在应披露而未披露信息的说明 本公司及董事会全体成员保证信息披露的内容真实、准确、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具体情况 龙口联合化学股份有限公司（以下简称"公司"）股票交易连续三个交易日内 （2025年9月23日、2025年9月24日、2025年9月25日）日收盘价涨幅偏离值累计达 到30%，根据《深圳证券交易所交易规则》的有关规定，属于股票交易异常波动的 情形。 二、 对重要问题的关注、核实情况说明 针对公司股票交易异常波动，公司董事会对公司、控股股东及实际控制人就 有关事项进行了核查，相关情况说明如下： 1、 公司前期所披露的信息，不存在需要更正、补充之处； 2、 公司未发现近期公共媒体报道了可能或者已经对本公司股票交易价格产 生较大影响的未公开重大信息； 3、 公司近期经营情况正常，内外部经 ...

证券时报·数据宝统计显示，联合化学所属的基础化工行业，目前整体涨幅为0.55%，行业内，目前股价 上涨的有231只，涨停的有上纬新材、华软科技等3只。股价下跌的有178只，跌幅居前的有瑞丰新材、 阳谷华泰、博苑股份等，跌幅分别为4.37%、2.69%、2.52%。 两融数据显示，该股最新（9月24日）两融余额为4.74亿元，其中，融资余额为4.74亿元，近10日减少 979.84万元，环比下降2.02%。 公司9月22日在交易所互动平台披露，截至最新（9月20日）股东户数为5863户，较上期（9月10日）减 少303户，环比下降4.91%。 公司发布的半年报数据显示，上半年公司共实现营业收入2.69亿元，同比增长4.15%，实现净利润 3375.70万元，同比增长21.62%，基本每股收益为0.3014元，加权平均净资产收益率4.52%。（数据宝） 联合化学股价创出历史新高，截至9:42，该股上涨7.65%，股价报112.39元，成交量223.52万股，成交金 额2.48亿元，换手率2.34%，该股最新A股总市值达125.88亿元，该股A股流通市值107.54亿元。 注：本文系新闻报道，不构成投资建议，股市有 ...

| 买/卖 | 会员营业部名称 | 买入金额（万元） | 卖出金额（万元） | | --- | --- | --- | --- | | 买一 | 开源证券股份有限公司西安西大街证券营业部 | 2528.57 | 3.97 | | 买二 | 机构专用 | 2060.37 | 500.48 | | 买三 | 机构专用 | 1304.44 | 625.64 | | 买四 | 华鑫证券有限责任公司上海宛平南路证券营业部 | 1195.38 | 0.00 | | 买五 | 申万宏源证券有限公司广州汉溪大道东证券营业部 | 1186.85 | 796.30 | | 卖一 | 平安证券股份有限公司佛山季华六路证券营业部 | 0.00 | 1079.45 | | 卖二 | 申万宏源证券有限公司广州汉溪大道东证券营业部 | 1186.85 | 796.30 | | 卖三 | 机构专用 | 881.54 | 795.46 | | 卖四 | 东北证券股份有限公司北京三里河东路证券营业部 | 0.00 | 785.09 | | 卖五 | 机构专用 | 690.56 | 646.26 | （文章来源：证券时报网） 联合化学今日涨停，全 ...

Group 1 - The chemical products sector increased by 0.35% on September 24, with United Chemical leading the gains [1] - The Shanghai Composite Index closed at 3853.64, up 0.83%, while the Shenzhen Component Index closed at 13356.14, up 1.8% [1] - Key stocks in the chemical products sector showed significant price increases, with United Chemical rising by 20.00% to a closing price of 104.40 [1] Group 2 - The main capital flow in the chemical products sector showed a net inflow of 416 million yuan, while retail investors contributed a net inflow of 335 million yuan [1] - The table of individual stock performance indicates that several companies, including Huasoft Technology and Baihehua, experienced notable gains of over 10% [1]

Core Viewpoint - The A-share market is experiencing a strong performance in the photolithography machine concept stocks, indicating a positive trend in this sector [1] Group 1: Stock Performance - Shanghai Xinyang has increased by over 13% [1] - Huasoft Technology and Zhangjiang Hi-Tech have both reached the daily limit of 10% increase [1] - Chipsource Microelectronics has risen nearly 10% [1] - Other companies such as United Chemical, Anji Technology, Tongcheng New Materials, Nanda Optoelectronics, Zhongrun Optics, Fuchuang Precision, and Yake Technology have all seen increases of over 5% [1]

Group 1 - The core viewpoint is that photolithography concept stocks continue to be active, with notable price increases in several companies [1] - Zhangjiang Hi-Tech reached the daily limit and hit a new high [1] - Jiangfeng Electronics rose over 15%, indicating strong market interest [1] Group 2 - Other companies such as United Chemical, Pioneer Precision, Hongtian Shares, Fuchuang Precision, and Chipbond also experienced price increases [1]