证券代码：300548 证券简称：长芯博创 公告编号：2025-054 长芯博创科技股份有限公司 关于持股 5%以上股东股份变动触及 1%整数倍的公告 公司持股5%以上股东ZHU WEI（朱伟）及其配偶WANG XIAOHONG（王 晓虹）向本公司保证提供的信息内容真实、准确和完整，并且没有虚假记载、误 导性陈述或重大遗漏。 本公司及董事会全体成员保证公告内容与信息披露义务人提供的信息一致。 公司于近日收到公司股东 ZHU WEI 及其配偶 WANG XIAOHONG 出具的 《关于权益变动触及 1%整数倍的告知函》，ZHU WEI 于 2025 年 8 月 14 日至 2025 年 8 月 26 日通过大宗交易方式累计减持公司股份 3,305,200 股，ZHU WEI 及其配偶 WANG XIAOHONG 所持公司股份比例由 9.99998%减少至 8.86457%， 减持致其变动触及 1%的整数倍，现将具体情况公告如下： | 1.基本情况 | | | | | --- | --- | --- | --- | | 信息披露义务人 | ZHU WEI、WANG | XIAOHONG | | | 住所 | 上海 ...

证券代码：300548 证券简称：长芯博创 公告编号：2025-053 长芯博创科技股份有限公司 关于持股 5%以上股东股份减持完成的公告 公司持股5%以上股东ZHU WEI（朱伟）及其配偶WANG XIAOHONG（王 晓虹）向本公司保证提供的信息内容真实、准确和完整，并且没有虚假记载、误 导性陈述或重大遗漏。 本公司及董事会全体成员保证公告内容与信息披露义务人提供的信息一致。 长芯博创科技股份有限公司（以下简称"公司"）于2025年7月7日在巨潮资 讯网（http://www.cninfo.com.cn）披露了《长芯博创科技股份有限公司关于持股 5%以上股东减持股份预披露公告》（公告编号：2025-043），公司股东ZHU WEI 及其配偶WANG XIAOHONG计划自预披露公告之日起十五个交易日后的三个 月内以集中竞价和大宗交易方式减持公司股份不超过8,600,000股（占公司总股本 的2.95%）。 | 股东名称 | 减持方式 | 减持时间 | 减持均价 | 减持股数 | 占总股本比例 | | --- | --- | --- | --- | --- | --- | | | | | （元/股） | （ ...

Group 1 - On August 26, Changxin Bochuang executed a block trade of 382,200 shares, with a transaction amount of 36.309 million yuan, accounting for 1.02% of the total trading volume for that day [1] - The transaction price was 95 yuan, representing a discount of 20.65% compared to the market closing price of 119.72 yuan [1] - The block trade included a significant volume of 36 million shares traded at the same price of 95 yuan, indicating institutional interest [2]

Group 1 - The core viewpoint of the articles highlights the strong performance of the optical module CPO concept in the market, with significant gains in related ETFs and stocks, indicating high investor enthusiasm for AI-related investments [1][2] - NVIDIA has launched the Spectrum-XGS Ethernet technology aimed at connecting distributed data centers, which is expected to create an AI super factory with a computing capacity in the hundreds of billions [1] - The report from Guosheng Securities notes a clear trend in the upgrade of computing power infrastructure, with innovative solutions like space computing addressing energy and cooling challenges, and advancements in optical communication enhancing performance metrics [1] Group 2 - China's high-end optical modules hold a global market share of 70%, benefiting significantly from the current AI computing wave [2] - The Huaxia ETF (159381) focuses on leading companies in the AI industry chain, particularly in high-demand AI computing sectors, with over 40% weight in optical module CPOs [2] - The ETF has seen a cumulative increase of over 50% this year, outperforming other AI indices, reflecting its effective strategy in capturing AI market trends [2]

两融数据显示，该股最新融资余额为8.31亿元，近5日减少4455.88万元，降幅为5.09%。（数据宝） 8月22日长芯博创大宗交易一览 | 成交量 | 成交金额 | 成交价格 | 相对当日收盘折溢 | 买方营 | 卖方营业部 | | --- | --- | --- | --- | --- | --- | | （万股） | （万元） | （元） | 价（%） | 业部 | | | 82.50 | 6600.00 | 80.00 | -21.39 | 机构专 | 华泰证券股份有限公司嘉兴纺工 | | | | | | 用 | 路证券营业部 | | 37.50 | 3000.00 | 80.00 | -21.39 | 机构专 | 华泰证券股份有限公司嘉兴纺工 | | | | | | 用 | 路证券营业部 | 注：本文系新闻报道，不构成投资建议，股市有风险，投资需谨慎。 （文章来源：证券时报网） 长芯博创8月22日大宗交易平台共发生2笔成交，合计成交量120.00万股，成交金额9600.00万元。成交价 格均为80.00元，相对今日收盘价折价21.39%。从参与大宗交易营业部来看，机构专用席位共出现在2笔 成交的买方 ...

Summary of Key Points Core Viewpoint - Longxin Bochuang experienced significant trading activity on August 20, with 27 block trades totaling 1.173 million shares and a transaction value of 94.0868 million yuan, indicating strong institutional interest despite a discount to the market price [1][2]. Trading Activity - On August 20, the average transaction price was 80.21 yuan, which represented a discount of 24.56% compared to the closing price of 106.32 yuan [1][2]. - The total transaction volume over the last three months reached 90 block trades, amounting to 435 million yuan [2]. Institutional Participation - Institutional specialized seats were involved in 13 of the trades, with a total transaction value of 52.1367 million yuan, indicating a net buying position of the same amount [1][2]. Stock Performance - Longxin Bochuang's stock price increased by 6.04% on the day of the report, with a trading volume of 31.15 billion yuan and a net inflow of 1.81 billion yuan in main funds [2]. - Over the past five days, the stock has risen by 9.08%, with a total net inflow of 52.3645 million yuan [2]. Margin Trading Data - The latest margin financing balance for Longxin Bochuang was 782 million yuan, reflecting an increase of 6.7235 million yuan, or 0.87%, over the past five days [2].

Group 1 - The core point of the article is the establishment of a new subsidiary by Changxin Bochuang Technology Co., Ltd., which focuses on the sales of optoelectronic devices and related products [1] - The newly established subsidiary has a registered capital of 50 million yuan [1] - The business scope of the subsidiary includes sales of broadcasting and television transmission equipment, electronic products, optoelectronic devices, and optical communication equipment [1]

Group 1 - The stock price of Changxin Bochuang as of August 14, 2025, is 90.88 yuan, down 6.59 yuan from the previous trading day's closing price, representing a decline of 6.76% [1] - The opening price for the day was 96.08 yuan, with a highest price of 96.90 yuan and a lowest price of 90.66 yuan, resulting in a trading volume of 227,955 hands and a transaction amount of 2.118 billion yuan [1] - Changxin Bochuang operates in the communication equipment sector, focusing on the research, production, and sales of optical communication modules, primarily used in data centers, 5G communication, and cloud computing [1] Group 2 - As of the end of the second quarter, Yongying Technology Smart Selection A Fund included Changxin Bochuang among its top ten holdings, achieving a year-to-date return of 119.80% [1] - The fund also holds shares in industry peers such as Xinyi Sheng, Zhongji Xuchuang, and Tianfu Communication [1] - On August 14, 2025, the net outflow of main funds was 285.59 million yuan, accounting for 1.17% of the circulating market value, while the net inflow over the past five days was 109.90 million yuan, representing 0.45% of the circulating market value [1]

签署日期：2025 年 8 月 13 日 1 上市地点：深圳证券交易所 股票简称：长芯博创 股票代码：300548 长芯博创科技股份有限公司 简式权益变动报告书 上市公司名称：长芯博创科技股份有限公司 信息披露义务人：ZHU WEI（朱伟）、WANG XIAOHONG（王晓虹） 住所及通讯地址：上海市青浦区****** 股份变动性质：股份减少 信息披露义务人声明 一、本报告书系依据《中华人民共和国证券法》《上市公司收购管理办法》 《公开发行证券的公司信息披露内容与格式准则第 15 号——权益变动报告书》 及相关法律、法规和规范性文件编写。 二、信息披露义务人签署本报告书已获得必要的授权和批准。 三、依据证券法、收购管理办法的规定，本报告书已全面披露信息披露义务 人在长芯博创科技股份有限公司拥有权益的股份变动情况。 四、截至本报告书签署之日，除本报告书披露的信息外，本信息披露义务人 没有通过任何其他方式增加或减少其在长芯博创科技股份有限公司中拥有权益 的股份。 五、本次权益变动是根据本报告书所载明的资料进行的。信息披露义务人没 有委托或者授权其他任何人提供未在本报告书中列载的信息和对本报告书做出 任何解释或者说 ...

证券代码：300548 证券简称：长芯博创 公告编号：2025-052 暨披露简式权益变动报告书的提示性公告 公司持股5%以上股东ZHU WEI（朱伟）先生及其配偶WANG XIAOHONG （王晓虹）女士向本公司保证提供的信息内容真实、准确和完整，并且没有虚假 记载、误导性陈述或重大遗漏。 本公司及董事会全体成员保证公告内容与信息披露义务人提供的信息一致。 特别提示： 1、本次权益变动为履行 2025 年 7 月 7 日在巨潮资讯网披露的减持股份计划， 不触及要约收购。 2、本次权益变动不涉及公司控股股东及实际控制人，不会导致公司控股股 东及实际控制人发生变更，不会影响公司的治理结构和持续经营。 3、本次权益变动后，公司股东 ZHU WEI 及其配偶 WANG XIAOHONG 合 计持有公司股份数量为 29,110,658 股，占公司总股本的 9.99998%，仍为持有公 司 5%以上股份的股东，权益变动后的合计持股比例触及 1%及 5%整数倍。 长芯博创科技股份有限公司（以下简称"公司"）于近日收到公司股东 ZHU WEI 及其配偶 WANG XIAOHONG 出具的《关于减持股份权益变动比例触及 1% ...