Core Insights - Hongsheng Co., Ltd. (603090) experienced a stock price increase of 4.83% with a turnover rate of 25.67% and a trading volume of 1.438 billion yuan on the day [2] - The stock was listed on the Shanghai Stock Exchange due to its high turnover rate, with a net buying amount of 45.4268 million yuan from brokerage seats [2] - The company reported a revenue of 358 million yuan for the first half of the year, reflecting a year-on-year growth of 12.08%, and a net profit of 45.7897 million yuan, which is a 48.97% increase year-on-year [2] Trading Activity - The top five brokerage firms accounted for a total trading volume of 427 million yuan, with a buying amount of 236 million yuan and a selling amount of 191 million yuan, resulting in a net buying of 45.4268 million yuan [2] - The largest buying brokerage was GF Securities Co., Ltd. with a purchase amount of 62.3474 million yuan, while the largest selling brokerage was Huatai Securities Co., Ltd. with a selling amount of 41.8645 million yuan [2] Fund Flow - The stock saw a net outflow of 82.6491 million yuan from major funds, including a significant outflow of 49.6240 million yuan from large orders and 33.0251 million yuan from medium orders [2] - Over the past five days, the net inflow of major funds was 11.8104 million yuan [2]

Core Insights - The trading volume of Hongsheng Co., Ltd. reached 1.008 billion RMB, marking the highest level since October 31, 2016 [2] - The latest stock price increased by 8.52%, with a turnover rate of 17.79% [2] - The previous trading day's total transaction volume was 348 million RMB [2] Company Overview - Hongsheng Co., Ltd. was established on December 25, 2000, with a registered capital of 100 million RMB [2]

Summary of Key Points Core Viewpoint - The stock of Wuxi Hongsheng Heat Exchanger Manufacturing Co., Ltd. has experienced a significant surge, hitting the daily limit up for three consecutive trading days, with a total increase of 33.13% during this period [2]. Company Performance - The company reported a revenue of 358 million yuan for the first half of the year, representing a year-on-year growth of 12.08% [2]. - The net profit for the same period was approximately 45.79 million yuan, showing a substantial increase of 48.97% year-on-year [2]. - The basic earnings per share were recorded at 0.4600 yuan, with a weighted average return on equity of 7.84% [2]. Stock Market Activity - As of 9:38 AM, the stock price was 57.18 yuan, with a turnover rate of 6.26% and a trading volume of 6.256 million shares, amounting to a transaction value of 355 million yuan [2]. - The stock has been listed on the Dragon and Tiger List due to a cumulative deviation in price of 20% over three trading days [2]. - The net selling by leading brokerage firms amounted to 2.57 million yuan during this period [2]. Shareholder Information - As of September 20, the number of shareholders decreased to 10,061, a decline of 421 shareholders or 4.02% compared to the previous period [2].

Group 1 - The concept of liquid-cooled servers is gaining traction, leading to significant stock price increases for related companies [1] - Hongsheng Co., Ltd. reached the daily limit increase, while Jintian Co., Ltd. rose over 8% [1] - Other companies such as Gaolan Co., Ltd., Juhe Materials, Inspur Information, and Roman Co., Ltd. also saw notable gains [1]

Group 1 - The liquid cooling server sector experienced a strong initial surge, with Hongsheng Co., Ltd. hitting the daily limit up [1] - Other companies in the sector, including Jintian Co., Ltd., Gaolan Co., Ltd., Xinya Electronics, Siquan New Materials, and Jiaocheng Ultrasonic, also saw significant gains [1]

Core Viewpoint - Hongsheng Co., Ltd. announced that its stock price experienced an abnormal fluctuation, with a cumulative increase of 20% over three consecutive trading days from September 22 to September 24, 2025, indicating unusual trading activity [1] Summary by Relevant Sections - **Stock Performance** - The stock price of Hongsheng Co., Ltd. showed a cumulative increase of 20% over three consecutive trading days [1] - **Company Response** - The company conducted a self-examination and confirmed with its controlling shareholder and actual controller that there is no undisclosed significant information as of the date of the announcement [1]

据悉，钮法清、钮玉霞于2019年1月24日收到该问询函，经自查确认，截至目前，作为公司控股股东及 实际控制人，不存在影响无锡宏盛换热器制造股份有限公司股票交易异常波动的重大事项，亦不存在其 他应披露而未披露的重大信息，其中涵盖重大资产重组、股份发行、重大交易类事项、业务重组、股份 回购、股权激励、破产重整、重大业务合作、引进战略投资者等诸多重大事项。 点击查看公告原文>> market 近日，无锡宏盛换热器制造股份有限公司控股股东钮法清、钮玉霞就公司《关于股票交易异常 波动的问询函》作出回复。 声明：市场有风险，投资需谨慎。 本文为AI大模型基于第三方数据库自动发布，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。受限于第三方数据库质量等问题，我们无法对数据的真实性及完整性进行分辨或核验， 因此本文内容可能出现不准确、不完整、误导性的内容或信息，具体以公司公告为准。如有疑问，请联 系biz@staff.sina.com.cn。 责任编辑：小浪快报 ...

格隆汇9月24日丨宏盛股份（维权）股票交易异常波动公告，经公司自查，公司目前经营状况正常，公 司市场环境、行业政策没有发生重大调整，生产成本和销售等情况没有出现大幅波动，内部生产经营秩 序正常。经公司自查，公司没有需要澄清或回应的媒体报道或市场传闻。经公司自查，未发现可能导致 公司股票交易异常波动的其他股价敏感信息或者可能导致股票交易严重异常波动的其他事项。公司董 事、高级管理人员、控股股东及其一致行动人不存在股票交易价格波动期间买卖公司股票的情况。 ...

南财智讯9月24日电，宏盛股份公告，公司股票在2025年9月22日至24日期间连续三个交易日内收盘价格 涨幅偏离值累计达到20%，构成股票交易异常波动。经公司自查并核实，确认公司经营状况正常，市场 环境和行业政策无重大变化，内部运营稳定，且不存在应披露而未披露的重大信息。公司提醒投资者注 意二级市场交易风险，理性投资。 ...

证券代码：603090 证券简称：宏盛股份 公告编号：2025-028 无锡宏盛换热器制造股份有限公司 股票交易异常波动公告 公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述或者 重大遗漏，并对其内容的真实性、准确性和完整性承担个别及连带责任。 重要内容提示： ●无锡宏盛换热器制造股份有限公司（以下简称"公司"）股票于 2025 年 9 月 22 日、9 月 23 日、9 月 24 日连续三个交易日内日收盘价格涨幅偏离值累计 达到 20%，根据《上海证券交易所交易规则》的有关规定，属于股票交易异常波 动情形。 ●经公司自查，并向公司控股股东和实际控制人核实，截至本公告披露日， 确认不存在应披露而未披露的重大信息。 二、公司关注并核实的相关情况 （一）生产经营情况 经公司自查，公司目前经营状况正常，公司市场环境、行业政策没有发生重 大调整，生产成本和销售等情况没有出现大幅波动，内部生产经营秩序正常。 （二）重大事项情况 经向公司控股股东及实际控制人书面函证核实，截至本公告披露日，公司控 股股东及实际控制人不存在影响公司股票交易异常波动的重大事项，不存在其他 1 应披露而未披露的重大信息，包括但不 ...