斯达半导体股份有限公司 2025 年第三季度报告 证券代码：603290 证券简称：斯达半导 斯达半导体股份有限公司 2025 年第三季度报告 本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法律责任。 重要内容提示： 公司董事会、监事会及董事、监事、高级管理人员保证季度报告内容的真实、准确、完整，不存 在虚假记载、误导性陈述或重大遗漏，并承担个别和连带的法律责任。 公司负责人、主管会计工作负责人及会计机构负责人（会计主管人员）保证季度报告中财务信息 的真实、准确、完整。 第三季度财务报表是否经审计 □是 √否 审计师发表非标意见的事项 □适用 √不适用 一、主要财务数据 （一） 主要会计数据和财务指标 单位：元 币种：人民币 | | | 本报告期比 上年同期增 | | 年初至报告期 末比上年同期 | | --- | --- | --- | --- | --- | | 项目 | 本报告期 | | 年初至报告期末 | | | | | 减变动幅度 | | 增减变动幅度 | | | | (%) | | (%) | | 营业收入 | 1,054, ...

斯达半导公告，公司于2025年10月29日收到上海证券交易所出具的《关于受理斯达半导体股份有限公司 沪市主板上市公司发行证券申请的通知》。上交所对公司报送的募集说明书及相关申请文件进行了核 对，认为申请文件齐备，符合法定形式，决定予以受理并依法进行审核。公司本次向不特定对象发行可 转换公司债券事项尚需通过上交所审核，并获得中国证监会同意注册后方可实施。 ...

Group 1 - The core viewpoint of the news is that Sda Semiconductor's stock has increased by 5.09%, reaching a price of 116.30 CNY per share, with a trading volume of 523 million CNY and a turnover rate of 1.93%, resulting in a total market capitalization of 27.851 billion CNY [1] - Sda Semiconductor, established on April 27, 2005, and listed on February 4, 2020, is primarily engaged in the design, research, and production of power semiconductor chips and modules, mainly focusing on IGBT technology. The revenue composition is 98.12% from modules and 1.88% from other products [1] Group 2 - From the perspective of major circulating shareholders, Guolian An Fund's ETF has increased its holdings in Sda Semiconductor by 128,800 shares, bringing the total to 1.2711 million shares, which accounts for 0.53% of the circulating shares. The estimated floating profit today is approximately 7.1561 million CNY [2] - The Guolian An CSI Semiconductor Products and Equipment ETF (007300) was established on June 26, 2019, with a current scale of 1.669 billion CNY. It has achieved a return of 51.71% this year, ranking 633 out of 4,218 in its category, and a return of 55.6% over the past year, ranking 454 out of 3,878 [2] - The fund managers, Huang Xin and Zhang Zhenyuan, have significant experience, with Huang having a tenure of 15 years and 200 days and Zhang having 11 years and 331 days. The total asset scale managed by Huang is 42.561 billion CNY, with the best return during his tenure being 205.76%, while Zhang manages 41.387 billion CNY, with a best return of 387.76% [2]

Core Viewpoint - The stock of Sda Semiconductor has shown a mixed performance recently, with a year-to-date increase of 24.13% but a decline of 3.95% over the last five trading days [1] Group 1: Stock Performance - As of October 27, Sda Semiconductor's stock price rose by 2.04% to 110.70 CNY per share, with a trading volume of 584 million CNY and a turnover rate of 2.23% [1] - The total market capitalization of Sda Semiconductor is 26.51 billion CNY [1] - Year-to-date, the stock has increased by 24.13%, with a 3.95% decline in the last five trading days, a 4.31% increase over the last 20 days, and a 28.24% increase over the last 60 days [1] Group 2: Financial Performance - For the first half of 2025, Sda Semiconductor achieved a revenue of 1.936 billion CNY, representing a year-on-year growth of 26.25% [2] - The net profit attributable to shareholders for the same period was 275 million CNY, showing a slight increase of 0.26% year-on-year [2] - Since its A-share listing, Sda Semiconductor has distributed a total of 888.5 million CNY in dividends, with 671 million CNY distributed over the past three years [2] Group 3: Shareholder Information - As of June 30, 2025, the number of shareholders for Sda Semiconductor was 53,900, a decrease of 5.10% from the previous period [2] - The average number of circulating shares per shareholder increased by 5.37% to 4,440 shares [2] - Major shareholders include Hong Kong Central Clearing Limited, which increased its holdings by 763,500 shares, and Southern CSI 500 ETF, which increased its holdings by 260,600 shares [2]

Summary of Key Points Core Viewpoint - The announcement details the results of share reductions by major shareholders and executives of Sda Semiconductor Co., Ltd., indicating a completed share reduction plan with specific figures and percentages involved [1][2][3]. Group 1: Shareholder and Executive Holdings - Prior to the reduction plan, Zhejiang Xingdeli Textile Co., Ltd. held 29,493,471 shares, accounting for 12.32% of the total share capital of the company [1]. - Vice General Manager Dai Zhizhan held 807,986 shares, representing 0.34% of the total share capital [1]. - Vice General Manager Tang Yi held 496,500 shares, which is 0.21% of the total share capital [1]. Group 2: Implementation of Reduction Plan - The reduction plan was disclosed on July 18, 2025, with Xingdeli planning to reduce up to 2,394,734 shares (1% of total share capital) [2]. - Dai Zhizhan planned to reduce up to 200,000 shares (0.08% of total share capital) [2]. - Tang Yi planned to reduce up to 100,000 shares (0.04% of total share capital) [2]. Group 3: Results of the Reduction - From August 11 to October 23, 2025, a total of 2,564,300 shares were reduced, which is 1.07% of the total share capital [2][3]. - The actual reduction met the previously disclosed reduction plan [3]. - The reduction plan was completed without any early termination [3].

Group 1 - The company Sda Semiconductor announced that shareholders Xingdeli, Dai Zhizhan, and TANGYI (汤艺) have reduced their holdings by 2.3875 million shares, 76,800 shares, and 100,000 shares respectively, accounting for 1.00%, 0.03%, and 0.04% of the total share capital [1] - Before the reduction, Xingdeli held 29.4935 million shares (12.32%), Dai Zhizhan held 808,000 shares (0.34%), and TANGYI held 496,500 shares (0.21%) [1] - After the reduction, the holdings of Xingdeli, Dai Zhizhan, and TANGYI are 27.106 million shares (11.32%), 731,200 shares (0.31%), and 396,500 shares (0.17%) respectively [1] Group 2 - The actual reduction amounts to 256.7348 million yuan, 8.7637 million yuan, and 11.0628 million yuan for Xingdeli, Dai Zhizhan, and TANGYI respectively [1]

证券代码：603290 证券简称：斯达半导 公告编号：2025-035 斯达半导体股份有限公司 股东及董监高减持股份结果公告 本公司董事会、全体董事及相关股东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法律责任。 | 股东名称 | 戴志展 | | | | --- | --- | --- | --- | | 股东身份 | 控股股东、实控人及一致行动人 | □是 | √否 | | | 直接持股 5%以上股东 | □是 | √否 | | | 董事、监事和高级管理人员 | √是 | □否 | | | 其他：无 | | | | 持股数量 | 807,986股 | | | | 持股比例 | 0.34% | | | | 当前持股股份来源 | IPO 前取得：568,304股 | | | | | 其他方式取得：239,682股(为通过公司 | 2023 | 年年度权益分 | | | 派资本公积转增股本取得的股份） | | | 重要内容提示： | 股东名称 | TANG YI（汤艺） | | | | --- | --- | --- | --- | | 股东身份 | 控股股东 ...

Core Viewpoint - The stock of Sda Semiconductor has shown fluctuations in trading performance, with a notable increase in revenue and a slight rise in net profit year-on-year, indicating a stable growth trajectory in the semiconductor industry [1][2]. Group 1: Stock Performance - As of October 24, Sda Semiconductor's stock price increased by 2.06% to 105.33 CNY per share, with a trading volume of 1.90 billion CNY and a turnover rate of 0.76%, resulting in a total market capitalization of 25.22 billion CNY [1]. - Year-to-date, the stock price has risen by 18.10%, but it has experienced a decline of 6.05% over the last five trading days and a decrease of 2.98% over the last 20 days, while showing a 23.02% increase over the last 60 days [1]. Group 2: Financial Performance - For the first half of 2025, Sda Semiconductor achieved a revenue of 1.936 billion CNY, representing a year-on-year growth of 26.25%, while the net profit attributable to shareholders was 275 million CNY, reflecting a slight increase of 0.26% [2]. - The company has distributed a total of 885 million CNY in dividends since its A-share listing, with 671 million CNY distributed over the past three years [3]. Group 3: Shareholder Information - As of June 30, 2025, the number of shareholders for Sda Semiconductor was 53,900, a decrease of 5.10% from the previous period, while the average number of circulating shares per person increased by 5.37% to 4,440 shares [2]. - Among the top ten circulating shareholders, Hong Kong Central Clearing Limited is the fourth largest with 4.2794 million shares, an increase of 763,500 shares from the previous period [3].

Core Points - Stada Semiconductor's stock dropped by 5.07% to 107.76 CNY per share, with a trading volume of 412 million CNY and a turnover rate of 1.57%, resulting in a total market capitalization of 25.806 billion CNY [1] - The company, established on April 27, 2005, and listed on February 4, 2020, specializes in the design, research, and production of power semiconductor chips and modules, primarily focusing on IGBT products, which account for 98.12% of its revenue [1] Shareholder Analysis - Guolianan Fund's ETF, Guolianan CSI Semiconductor Products and Equipment ETF Link A (007300), is among the top ten circulating shareholders of Stada Semiconductor, having increased its holdings by 128,800 shares to a total of 1.2711 million shares, representing 0.53% of circulating shares [2] - The ETF has a current scale of 1.669 billion CNY and has achieved a return of 43.33% year-to-date, ranking 785 out of 4218 in its category [2] - The fund manager, Huang Xin, has a tenure of 15 years and 194 days, with a total fund asset size of 42.04 billion CNY, while the other manager, Zhang Zhenyuan, has a tenure of 11 years and 325 days, managing assets of 40.811 billion CNY [2]

Core Viewpoint - The stock of Sda Semiconductor has shown a significant increase in price and trading activity, reflecting positive market sentiment and growth in revenue and profit for the company [1][2]. Company Overview - Sda Semiconductor, established on April 27, 2005, and listed on February 4, 2020, is located in Jiaxing, Zhejiang Province. The company specializes in the design, research, and production of power semiconductor chips and modules, primarily focusing on IGBT technology [1]. - The company's main revenue source comes from IGBT modules, accounting for 98.12% of total revenue, while other products contribute 1.88% [1]. Financial Performance - For the first half of 2025, Sda Semiconductor reported a revenue of 1.936 billion yuan, representing a year-on-year growth of 26.25%. The net profit attributable to shareholders was 275 million yuan, with a slight increase of 0.26% [2]. - Since its A-share listing, Sda Semiconductor has distributed a total of 885 million yuan in dividends, with 671 million yuan distributed over the past three years [3]. Shareholder and Market Activity - As of June 30, 2025, the number of shareholders for Sda Semiconductor was 53,900, a decrease of 5.10% from the previous period. The average number of circulating shares per shareholder increased by 5.37% to 4,440 shares [2]. - The stock price increased by 28.43% year-to-date, with a recent decline of 1.43% over the last five trading days. The stock has seen a 40.16% increase over the past 60 days [1]. Institutional Holdings - Among the top ten circulating shareholders as of June 30, 2025, Hong Kong Central Clearing Limited was the fourth largest, holding 4.2794 million shares, an increase of 763,500 shares from the previous period. Southern CSI 500 ETF and Guolian An CSI All-Index Semiconductor Products and Equipment ETF also increased their holdings [3].