截至2025年5月23日收盘，宁波海运（600798）报收于3.82元，较上周的4.48元下跌14.73%。本周，宁 波海运5月20日盘中最高价报5.42元，股价触及近一年最高点。5月23日盘中最低价报3.77元。本周共计1 次涨停收盘，无跌停收盘情况。宁波海运当前最新总市值46.09亿元，在航运港口板块市值排名31/35， 在两市A股市值排名3064/5148。 本周关注点 交易信息汇总 宁波海运（600798）因有价格涨跌幅限制的日价格振幅达到15%的前五只证券，以及有价格涨跌幅限制 的日换手率达到20%的前五只证券，分别在2025年5月20日和21日登上龙虎榜。这是近5个交易日内第3 次上榜。公司股票自2025年5月13日起连续5个交易日涨停。 公司公告汇总 宁波海运股份有限公司发布股票交易风险提示公告，指出公司股票于2025年5月15日和16日连续两个交 易日内收盘价格涨幅偏离值累计超过20%，属于股票交易异常波动情形。截至2025年5月19日收盘，公 司股票收盘价为4.93元/股，最新滚动市盈率为20706.36，明显高于同行业水平。公司提醒投资者注意二 级市场交易风险，理性决策，审慎投资。此外，公 ...

Core Viewpoint - The stock of Longkou United Chemical Co., Ltd. has experienced significant volatility, with a 202.59% increase in closing price over 27 consecutive trading days, indicating severe abnormal trading behavior [1][2] Financial Performance - For the fiscal year 2024, the company reported a revenue of 534.62 million yuan, representing a year-on-year growth of 24.80%, and a net profit attributable to shareholders of 56.43 million yuan, which is an increase of 66.81% [1] - In the first quarter of 2025, the company achieved a revenue of 130.06 million yuan, showing a slight year-on-year increase of 0.52%, while the net profit attributable to shareholders was 16.54 million yuan, reflecting a decrease of 17.97% compared to the previous year [2] Stock Trading Behavior - The company has issued a warning regarding the potential risks associated with the recent sharp increase in stock price, advising investors to be cautious and make rational investment decisions [1][2] - The company confirmed that there are no undisclosed significant matters that could impact stock trading prices, and all previously disclosed information remains accurate [2] Business Operations - The company specializes in the research, production, and sales of azo organic pigments and water-based inks, with its main products being yellow, red, and orange azo organic pigments [3] - The establishment of a joint venture, Qichen Semiconductor, has been completed, although the project is still in its early stages and may face uncertainties regarding production and market development [3]

Group 1 - Daqian Ecology announced that shareholder Xinhua Publishing Group plans to reduce its stake by up to 4,071,600 shares, representing no more than 3% of the total share capital [2] - Vice President Wang Zheng'an intends to reduce his holdings by up to 410,798 shares, which is no more than 25% of his total holdings and approximately 0.3027% of the company's total share capital [2] - The reduction period is set from June 16, 2025, to September 15, 2025 [2] Group 2 - Sanofi's stock has experienced a significant increase, with a cumulative rise of over 30% in two consecutive trading days and over 100% in four consecutive trading days, indicating abnormal trading fluctuations [2] - The company has entered into a collaboration with Pfizer for the 707 project, which involves a dual-specific antibody product targeting PD-1 and VEGF, with uncertain sales milestone payments and royalties based on market conditions [2] - The actual receipt of sales milestone payments and royalties is subject to uncertainties related to drug demand, market competition, and sales channels [2] Group 3 - Xinhua Insurance announced a commitment to invest 10 billion yuan in the second phase of the Honghu Fund, which has a total fund size of 20 billion yuan [3] - The establishment of the fund is pending regulatory procedures, and the implementation timeline may vary [3] - Sany Heavy Industry has submitted an application for H-share issuance and listing on the Hong Kong Stock Exchange, with the application materials being subject to updates [3] Group 4 - Laisentongling's stock has seen a 33.17% increase over three consecutive trading days, with a turnover rate of 40.49%, indicating potential speculative trading [3] - The company confirmed that its main operations remain stable, with no significant changes in daily operations or major contracts signed recently [3] - The production costs and sales conditions are reported to be normal [3]

Core Viewpoint - The stock of Shaanxi Baoguang Vacuum Electric Co., Ltd. has experienced abnormal trading fluctuations, with a cumulative closing price increase exceeding 20% over three consecutive trading days, prompting the company to clarify its operational status and confirm the absence of undisclosed significant matters [1][2][3]. Group 1: Stock Trading Abnormalities - The company's stock price increased by over 20% cumulatively from May 20 to May 22, 2025, which is classified as an abnormal trading fluctuation according to the Shanghai Stock Exchange rules [2][4]. - The company has confirmed that its production and operational activities are normal, with no significant changes in market conditions or industry policies affecting its operations [2][3]. Group 2: Financial Metrics - As of May 22, 2025, the static price-to-earnings (P/E) ratio for the company is 43.63, and the rolling P/E ratio is 42.41, both significantly higher than the industry averages of 20.91 (static) and 19.69 (rolling) for the electrical machinery and equipment manufacturing sector [2][4]. - The company's price-to-book (P/B) ratio stands at 5.12, which is also above the industry average of 2.52, indicating a potential overvaluation in the current market [2][4]. Group 3: Confirmation of No Undisclosed Matters - The company, along with its controlling shareholders, has confirmed that there are no undisclosed significant matters that could impact stock trading, aside from previously disclosed announcements regarding the transfer of state-owned shares and changes in controlling shareholders [3][5]. - There have been no media reports or market rumors identified that could have influenced the stock price during the period of abnormal trading [3].

ST加加（002650）公告，公司股票于2025年5月20日、5月21日、5月22日连续三个交易日收盘价格涨幅 偏离值累计13.35%，属于股票交易异常波动情形。近期公司经营情况及内外部经营环境未发生重大变 化，截至目前生产经营活动正常。公司股价短期波动较大，存在一定风险，敬请广大投资者注意二级市 场交易风险，理性决策，审慎投资。 ...

登录新浪财经APP 搜索【信披】查看更多考评等级 证券代码：002898 证券简称：*ST赛隆（维权） 公告编号：2025-027 赛隆药业集团股份有限公司 关于股票交易异常波动的公告 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。 特别风险提示 1.赛隆药业集团股份有限公司（以下简称"公司"或"本公司"）于2025年4月25日披露了《2024年年度报 告》，经审计的年度报告数据显示，公司2024年度利润总额、净利润、扣除非经常性损益后的净利润三 者均为负值，且扣除后的营业收入低于3亿元。根据《深圳证券交易所股票上市规则》第9.3.1条规定， 公司股票交易于2025年4月28日被深圳证券交易所实施退市风险警示。若公司2025年度出现《深圳证券 交易所股票上市规则》第9.3.12条所规定的关于终止公司股票上市交易的相关情形之一，公司股票将面 临被终止上市的风险。 2.公司控股股东、实际控制人蔡南桂先生、唐霖女士于2025年5月18日与海南雅亿共赢科技合伙企业 （有限合伙）（以下简称"海南雅亿"） 签署了《关于赛隆药业集团股份有限公司之股份转让协议》 （以下简称《 ...

信邦智能（301112）公告，公司股票于2025年5月20日、2025年5月21日连续两个交易日内收盘价格涨幅 偏离值累计超过30%，属于股票交易异常波动情况。经核实，公司前期披露的信息不存在需要更正、补 充之处，公司正在筹划的重大资产重组事项已按照相关规定履行信息披露义务，不存在应披露而未披露 的重大事项或处于筹划阶段的重大事项。公司目前的经营情况及内外部经营环境未发生重大变化。 ...

浪莎股份（600137）发布股票交易风险提示公告，公司股票连续涨停，触及股票交易异常波动。公司基 本面未发生改变，公司估值明显高于同行业平均水平，存在被炒作风险。2025年5月21日公司收到持股 5%以上股东西藏巨浪科技有限公司减持股份告知函，告知：西藏巨浪当日通过集中竞价卖出公司股份 97.22万股，成交金额2185.5万元。 ...

滨海能源（000695）发布异动公告，公司股票连续2个交易日收盘价格涨幅偏离值累计达到20%，属于 股票交易异常波动情形。经公司董事会调查核实，公司经营情况正常，内外部经营环境未发生重大变 化。公司除2025年5月17日披露的发行股份购买资产并募集配套资金暨关联交易事项外，公司及公司控 股股东、实际控制人均不存在应披露而未披露的其他重大事项。公司前期所披露信息不存在需要更正、 补充之处。公司控股股东、实际控制人在股票异常波动期间未买卖公司股票。 ...

棕榈股份（002431）公告，公司股票连续2个交易日收盘价格涨幅偏离值累计超过20%，属于股票交易 异常波动情形。经核实，公司前期披露的信息不存在需要更正、补充之处，公司主营业务无重大变化， 经营情况及内外部经营环境未发生重大变化，公司、控股股东和实际控制人不存在关于本公司的应披露 而未披露的重大事项，亦不存在处于筹划阶段的重大事项。公司目前处于股份回购期限内，本次股票异 常波动期间公司未进行股份回购操作。 ...