沪硅产业跌2.04%，成交额3.17亿元，主力资金净流出4240.92万元

Core Viewpoint - The stock of Shanghai Silicon Industry Co., Ltd. has experienced fluctuations, with a recent decline of 2.04% and a year-to-date increase of 19.82%, indicating volatility in the semiconductor materials sector [1][2]. Financial Performance - For the period from January to September 2025, the company reported revenue of 2.641 billion yuan, representing a year-on-year growth of 6.56%. However, the net profit attributable to shareholders was -631 million yuan, a decrease of 17.67% compared to the previous year [2]. - Cumulative cash dividends since the company's A-share listing amount to 110 million yuan [3]. Shareholder and Market Activity - As of September 30, 2025, the number of shareholders increased by 28.31% to 78,700, while the average circulating shares per person decreased by 21.74% to 34,709 shares [2]. - The stock's trading activity shows a net outflow of 42.41 million yuan from main funds, with significant selling pressure observed in large orders [1]. Company Overview - Shanghai Silicon Industry Co., Ltd. was established on December 9, 2015, and went public on April 20, 2020. The company specializes in the research, production, and sales of semiconductor silicon wafers and other materials, with 94.92% of its revenue coming from semiconductor silicon wafers [1]. - The company is categorized under the electronic-semiconductor-semiconductor materials industry and is associated with concepts such as SMIC, the Big Fund, integrated circuits, and semiconductor buybacks [1].